G47. This is the American ICD-10-CM version of G47. 09 is an approximate match for comparison and conversion purposes. The 2024 edition of ICD-10-CM Y93. 30 - Narcolepsy, Unspecified: Narcolepsy causes excessive daytime sleepiness and sudden muscle weakness triggered by strong emotions, which can disrupt daily activities and social interactions. R40. The 2024 edition of ICD-10-CM G47. The code is valid during the current fiscal year for the submission of HIPAA-covered transactions from October 01, 2023 through September 30, 2024. 83 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Somnolence, also known as excessive daytime sleepiness, is a condition that affects a person's ability to stay awake during the day. nonorganic sleep disorders ( F51. 43 and 349. A. Who cares to go next?. 29 may differ. 01 – Insomnia, due to medical condition G47. 9 contain annotation back-references that may be applicable to L56. 39. Narcolepsy is characterized by the classic tetrad of excessive daytime sleepiness (EDS), cataplexy, hypnagogic hallucinations, and sleep paralysis. Findings: Varicose vein disease with inflammation Venous insufficiency Leg pains due to varicose veins What are the CPT and ICD-10-CM codes? 93970 I83. doi: 10. This is the American ICD-10-CM version of G47. The 2024 edition of ICD-10-CM M99. F51. sleep time is characterized by a prolonged (more than 10 hours) nocturnal sleep of good quality, and / or excessive daytime sleepiness with prolonged unrefreshing sleep. This is the American ICD-10-CM version of R39. 0 - other international versions of ICD-10 E28. The signs and symptoms of untreated OSA include excessive daytime sleepiness, loud snoring, nocturnal choking, apneas or choking witnessed by bed. 2022 Insomnia VA Rating ScaleWhen the symptoms are severe enough to cause daytime consequences, the prevalence is estimated to be approximately 10% and is higher among women than among men (17. 00 Diarrhea ICD -9 code 787. People with this. Hypersomnolence can show up either through daytime tiredness or through oversleeping at night. Narcolepsy is a long-term neurological condition that causes fragmented sleep, daytime sleepiness, brain fog, and other symptoms. Restless legs syndrome. 1 that describes the diagnosis 'hypersomnia not due to a substance or known physiol cond' in more detail. 4 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Narcolepsy is a neurological disorder that affects a person’s ability to wakefulness and sleep. The International Journal of Occupational and Environmental Medicine, 11(2), 95–107. These types of sleep apnea are. 5 became effective on October 1, 2023. 58 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 780. 2021 May;18 (5):757-768. FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016. R40. Hypersomnolence Disorder in Adults. ICD Code R40 is a non-billable code. The 2024 edition of ICD-10-CM G47. 26) Insomnia during the major sleep period and/or excessive sleepiness (including unintentional sleep) during the major wake period is associated with a shift work schedule. ICD-10. 12 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. 31 (primary central sleep apnea 0. sample listing of the ICD-10 CM and/or ICD-10 PCS codes associated with this policy has been provided below for your reference. Code Sets;. The following code (s) above G47. 0 - Somnolence. Narcolepsy usually occurs. 52 - other international versions of ICD-10 M25. 0) Related MeSH Terms. The most well-known symptom of narcolepsy is excessive sleepiness that causes you to fall asleep without. Narcolepsy is excessive daytime sleepiness combined with sudden muscle weakness. 83 - other international versions of ICD-10 R06. About the ICD-10 Code Lookup. Narcolepsy is excessive daytime sleepiness combined with sudden muscle weakness. 83 may differ. What is the ICD 9 code for excessive daytime sleepiness? Short description: Hypersomnia NOS. 0 is a billable/specific ICD – 10 -CM code that can be used to indicate a diagnosis for reimbursement purposes. OSA is a highly prevalent sleep disorder, and subjective excessive daytime sleepiness (EDS) is the cardinal symptom for which many individuals seek medical advice. Daytime sleepiness, defined as the inability to stay awake and alert during the major waking periods of the day, results in unintended lapses into drowsiness or sleep. 52 may differ. ). Polysomnographic recording shows short. 9 : L00-L99. 131 may differ. My doctors (internal medicine) insist on coding "hypersomnolence" or "excessive daytime sleepiness" and I am pretty sure there are no codes that say EXACTLY that. ; W92. ICD-10 Code: G47. G47. 24 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Sleep problems contribute to more than 100,000 motor vehicle incidents that result in 71,000 personal injuries and 1,500. 60 - other international versions of ICD-10 H53. The 2024 edition of ICD-10-CM T88. ICD-10-CM 2023 Coding Guide™ from Unbound Medicine. 12 may differ. [10, 47,. 10. This was the first year ICD-10-CM was implemented into the HIPAA code set. 74 results found. Sleep problem (insomnia, excessive daytime sleepiness) 25 – 50 percent *60 to 80 percent of those with Tourette Syndrome have ADHD. Sudden visual loss, right eye. neonatal coma (P91. The internal biological clock drives the balance between sleepiness and alertness, generating circadian rhythms, with "physiological" increases of somnolence, especially at mid. 53 became effective on October 1, 2023. 419 may differ. 74 results found. Sleep disorders (G47) Idiopathic hypersomnia with long sleep time (G47. 4. ICD-9-CM 780. Excessive daytime sleepiness (EDS) is a highly prevalent condition that is associated with significant morbidity. 0 is a billable diagnosis code used to specify a medical diagnosis of somnolence. This is the American ICD-10-CM version of N04. The classification provides a systematic review of the essential features, diagnostic criteria, prevalence. This chapter includes symptoms, signs, abnormal. Death from all causes. This free tool is designed to help billers and coders navigate the new ICD-10-CM code set. This was the first year ICD-10-CM was implemented into the HIPAA code set. 0 Somnolence. ICD(–10(Hierarchical(Structure(1. 9 contain annotation back-references that may be applicable to J39. sleep time is characterized by a prolonged (more than 10 hours) nocturnal sleep of good quality, and / or excessive daytime sleepiness with prolonged unrefreshing sleep. Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified. The 2024 edition of ICD-10-CM G47. R40. Acute medical conditions, such as electrolyte disorders (e. 9 may differ. This is the American ICD-10-CM version of G47. 419 Narcolepsy due to medical condition 347. Icd 10 for daytime somnolence Symptom characterized by persistent sleepiness during daytime daytime hypersomniaOther namesEDSSpecialtyPsychiatry, Neurology Excessive daytime sleepiness is characterized by persistent sleepiness and often a general lack of energy, even during the day after apparently adequate or even prolonged nighttime sleep. 44 - other international versions of ICD-10 N39. 2023 - New Code Billable/Specific Code. The research and clinical care of ME/CFS achieved an important milestone on October 1, 2022, with the update to ICD-10-CM (the International Classification of Diseases modified for use in the United States). This is the American ICD-10-CM version of R53. K03. Medical History - 866-LAPBAND. 14 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. 54 should only be used for claims. excessive daytime sleepiness, morning headache, difficulty staying asleep (insomnia), difficulty paying attention while awake, forgetfulness, and mood changes. -); somnolence , stupor and coma in hypoglycemia (nondiabetic) (E15) What ICD-10 Codes are Used for Sleep Disorder Sleep disorders encompass a range of conditions that can significantly impact an individual's sleep quality and overall well-being. The ICD-10-CM code is G47. 01 G47. 24 - other international versions of ICD-10 G47. 33 - other international versions of ICD-10 G47. 0) R40. R40 Somnolence, stupor and coma. This is the American ICD-10-CM version of H53. G47. However, physicians seldom ask their patients about sleep complaints. g. 7 may differ. Six other more specific ICD-10-CA codes were used at varying frequencies: G47. 0 became effective on October 1, 2023. 10. ICD-10 Code: G47. Note: As of October 1, 1995, code 278. The 2024 edition of ICD-10-CM N39. Is the patient 18 years of age or older? Yes: Go to #3 No: Pass to RPh. The 10th revision of the International Classification of Diseases and related health problems (ICD-10-CM) is a uniform diagnostic coding system. Difficulty waking up in the morning (“sleep drunkenness”) or after daytime naps. 54 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 780. Symptoms and signs involving cognition, perception, emotional state and behavior. This is the American ICD-10-CM version of R40. 9 became effective on October 1, 2023. Conduct Disorder:. Daytime somnolence; Drowsiness; Drowsy; Mental status, drowsy; Sleepy; Somnolence (sleepiness); coma (R40. 81 - R53. Maintenance of ICD-10-CM is the responsibility of the CDC’s National Center for Health Statistics (NCHS) under authorization by the World Health Organization (WHO). 6 may differ. T88. Sleep disturbance, unspecified: 780. 10 is a billable/specific code for hypersomnia, a disorder of excessive sleepiness during the daytime. 1 Because patients often cannot report their own levels of EDS, the ESS may aid the interview process. 02%) and G25. 09 – Other insomnia;. avoid working late into the night. 05 became effective on October 1, 2023. G47. 30 became effective on. Your message * (3000 characters remaining). When severe, snoring can cause frequent awakenings at night and daytime sleepiness. This means that you feel extremely tired throughout the day and may fall asleep without warning. Learn the medical classification, category, notes, and crosswalks for ICD-10-CM Code R40. 83 - other international versions of ICD-10 R06. ICD-10 Diagnosis Codes for Sleep Periodic Limb Movement Disorder G47. This was the first year ICD-10-CM was implemented into the HIPAA code set. Persistent residual excessive daytime sleepiness (rEDS) in patients with obstructive sleep apnea (OSA) receiving primary continuous positive airway pressure. PMID: 24030181. ))))Certain)Infec3ous)And)Parasi3c)Diseases)(A00:B99))) 2. 0 Insomnia not due to a substance or known phys. Circadian rhythm sleep disorder, jet lag type. 10 Gastrointestinal System Abdominal pain ICD -9 code 789. 11 Idiopathic hypersomnia with long sleep time According to the new DSM 5 Hypersomnolence Disorder is one of ten sleep-wake disorders that also include breathing-related sleep disorders, nightmare disorder, restless legs syndrome, or substance/medication-induced sleep disorder ( in this case characterized by a need for excessive daytime sleep (EDS). 53. The 2024 edition of ICD-10-CM R40 became effective on October 1, 2023. Narcolepsy is a long-term neurological condition that causes fragmented sleep, daytime sleepiness, brain fog, and other symptoms. 22 – Circadian rhythm sleep disorder, advanced sleep phase type. 0 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. 0 [convert to ICD-9-CM] Somnolence. Narcolepsy is a neurological disorder that affects a person’s ability to wakefulness and sleep. , more than 10-11 hours per night). ICD-9-CM 780. 1513/AnnalsATS. A new method for measuring daytime sleepiness: the Epworth sleepiness scale. Product. avoid drinking alcohol and caffeine. This is the American ICD-10-CM version of H53. 1; ICD-11: 7A21; OMIM: -UMLS: C0751757; MeSH: D020177; GARD: 8737; MedDRA: -. R40. ICD-10-CM Diagnosis Code R40. 0. This list of codes may not be all inclusive and will be updated. ICD-10 = International Classification of Diseases, 10th Revision. Insomnia: 1. . G47. 4. 9 may differ. People with daytime sleepiness have a tendency to fall asleep in inappropriate places at inappropriate times,. 09 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 780. Daytime somnolence; Drowsiness; Drowsy; Mental status, drowsy; Sleepy; Somnolence (sleepiness); coma (R40. 63 Drug Induced Sleep Disorders Opioid abuse with opioid-induced sleep disorder F11. . Applicable To. 33 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. 29 Other circadian rhythm sleep disorder. 00). This is the American ICD-10-CM version of R20. 7 became effective on October 1, 2023. Veterans are assigned either a 0, 30, 50, or 100 percent rating depending on the severity of their condition. 5 Sleep disturbance; sleep disorder; insomnia; hypersomnia or hypersomnolence (excessive daytime sleepiness) Narcolepsy Type 1 (Narcolepsy With Cataplexy) Daily periods of irrepressible need to sleep or daytime lapses into sleep occurring for at least three months*. Excessive daytime sleepiness (EDS) is characterized by persistent sleepiness and often a general lack of energy, even during the day after apparently adequate or even prolonged nighttime sleep. 41 Narcolepsy Allergy and sleep medicine medical coding involves using the specific ICD-10 diagnosis codes, CPT codes and HCPCS codes for reporting narcolepsy on the medical claims providers submit to health insurers for reimbursement. The patient has unexplained pathological daytime sleepiness and/or nonrestorative sleep. ICD-10-CM Diagnosis Code F51. 10 is a billable diagnosis code used to specify hypersomnia, unspecified. Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified. Abstract. 81 became effective on October 1, 2023. Other studies have a belief that PLM in a patient with excessive daytime sleepiness who does not have a diagnosis of restless legs syndrome (RLS) should not preclude giving a diagnosis of IH—occasionally higher indices are seen. 00 while the ICD-10 code for chronic insomnia is G47. Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00–R99) Symptoms and signs involving cognition, perception, emotional state and behavior (R40-R46) Somnolence, stupor and coma (R40) R40 - Somnolence, stupor and coma NON-BILLABLE CODE; R40. 1. Abstract. 813. The ICD-10 code for daytime sleepiness is G47. Applicable To. 81 became effective on October 1, 2023. 00 G47. Diagnosis and coding manual. Restless Leg Syndrome (RLS) is a “creeping” sensation associated with aches and pains throughout the legs and is relieved by movement of the legs. The presence of one or both of the following: 1. SNOMED code: 141000119100: name: Daytime somnolence: status: active: date introduced: 2012-07-31: fully specified name(s) Daytime somnolence (finding) synonyms: Daytime somnolence:. Excessive daytime sleepiness (EDS) is a highly prevalent condition that is associated with significant morbidity. 45 (G47. The code R40. Get crucial instructions for accurate ICD-10-CM G47. 9 : J00-J99. Synonyms: daytime somnolence, drowsy, excessive daytime sleepiness. Hypersomnia refers to excessive daytime sleepiness, whereas hypersomnolence refers to both EDS and prolonged periods of nighttime sleep. View ICD-10 Tree Chapter 14 - Diseases of the genitourinary system (N00-N99) » Other diseases of the urinary system (N30-N39) » Nocturnal enuresis (N39. Child-caregiver co-sleeping; Infant bed-sharing; ICD-10-CM Diagnosis Code T68. Importantly, because of the absence of an explicit ICD-10-Code for residual EDS in OSA, a high degree of uncertainty exists as to whether the identified patients actually had. Prevalence of Coexisting Conditions in Adults with ADHD. 0 is a valid billable ICD-10 diagnosis code for Somnolence . Uncover Nocturnal Hypoxia ICD-10-CM codes for 2023. The following code (s) above L56. 41 NarcolepsyCodes. FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016. The ICD-10 code for sleep apnea is G47. 90 Daytime sleepiness ICD -9 code 780. People with this sleep. Jul 20, 2010. Type 2 Excludes. Type 2 Excludes. 23 [convert to ICD-9-CM] Excessive keratinized residual ridge mucosa. A sleep disorder of central nervous system origin characterized by prolonged nocturnal sleep and periods of daytime drowsiness. . Use this page to view details for the Local Coverage Article for Billing and Coding: Abbreviated Daytime Sleep Study (e. 0002), insomnia 49 (P = 4 × 10 −7), and coffee consumption 50 (P = 1. e it is valid for submission for HIPAA-covered transactions. 09, 307. G47. Sleep. Shift work type: 307. The 2024 edition of ICD-10-CM C74. See safety info about use with MAOIs. EDS can be considered as a broad condition encompassing several sleep disorders where. 419 Narcolepsy due to medical condition 347. 12 became effective on October 1, 2023. 10 Gastrointestinal System Abdominal pain ICD -9 code 789. Hypersomnolence is characterized by many of the same aspects of hypersomnia, including a compulsion to take several naps during the day. The 2024 edition of ICD-10-CM K03. ICD-10 Codes Used for Loss of Consciousness: Navigate the essential ICD-10-CM codes utilized for diagnosing and documenting instances of loss of consciousness in 2023. ICD-9-CM 780. It is found in the 2024 version of the ICD-10 Clinical Modification (CM) and can be used in all HIPAA. 0. 0 - Somnolence Chapter 18 Section R40-R46 R40. . The 2024 edition of ICD-10-CM G47. The causes of EDS are varied, and include inadequate sleep, sleep disordered breathing, circadian rhythm sleep-wake disorders, and central disorders of hypersomnolence (narcolepsy, idiopathic hypersomnia, and Kleine-Levin. 53 contain annotation back-references that may be applicable to G47. icd-10 codes page 5 of 11 v5 9/20/2021 (continued) buprenorphine o0991 supervision high risk preg uns first tri 10. 21. HCC Plus. Somnolence, stupor and coma: R41: Other symptoms and signs involving cognitive functions and awareness: R44:Excessive daytime sleepiness (EDS) is a highly prevalent condition that is associated with significant morbidity. 9 - other international versions of ICD-10 R20. It may occur even after long stretches of. 411 Narcolepsy without cataplexy 347. Changing your sleep habits may not cure excessive daytime sleepiness (hypersomnia), but it might help you feel better. 0002), insomnia 49 (P = 4 × 10 −7), and. Billable Codes. Messages 8 Location Chennai,TN, India Best answers 0. Excessive daytime sleepiness (EDS) is characterized by persistent sleepiness and often a general lack of energy, even during the day after apparently adequate or even prolonged nighttime sleep. hypersomnia associated with a psychiatric condition. This was the first year ICD-10-CM was implemented into the HIPAA code set. 12 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. • Daytime sleepiness – The most common causes of daytime sleepiness include insufficient nocturnal sleep compared with the. showed improvement in their subjective sleepiness from baseline after initiation of an evidence-based treatment. 33 Obstructive sleep apnea (adult, pediatric) Commonly used ICD-10 diagnosis codesexcessive daytime sleepiness. Different ICD-10 codes depending upon drug: Open in a separate window. 2 (disorders of the sleep-wake schedule 0. The causes of EDS are varied, and include inadequate sleep, sleep disordered breathing, circadian rhythm sleep-wake disorders, and central disorders of hypersomnolence (narcolepsy, idiopathic hypersomnia, and Kleine-Levin syndrome). HCPCS Code: G8839 Sequence Number: 0010 Short Description: Sleep apnea assess Long Description: Sleep apnea symptoms assessed, including presence or absence of snoring and daytime sleepiness Code Added Date: 1/1/2012 Action Code: N - No maintenance for this code Action Effective Date: 1/1/2012 Classification: Temporary. R40. Get crucial instructions for accurate ICD-10-CM K13. This Table 1—ICSD-3 diagnostic criteria for narcolepsy type 1 and 2. It’s important to note that Insomnia does not have its own Diagnostic Code (DC) under the general rating schedule. 6%), G47. 234 Best answers 0 Aug 16, 2011 #1 what are you using for ICD 9 code for above dx? Can we use hypersomnia? jgf-CPC Guest Messages 569 Location Columbus. This is the American ICD-10-CM version of G47. 14 is a valid billable ICD-10 diagnosis code for Hypersomnia due to medical condition . acute hypersomnolence – lasts up to one-month. R40 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail. While it’s natural to feel tired after losing sleep, sometimes daytime sleepiness occurs even when a person gets. Icd 10 Code For Daytime Sleepiness? ICD-10-CM Code for Somnolence R40. Narcolepsy can also cause sleep paralysis, which is a temporary paralysis of the body. , & Hussain, N. neonatal coma (. FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016. 282 Opioid use, unspecified with opioid-induced sleep disorder F11. Codes. Read the "AHA Coding Clinic® for ICD-10-CM and ICD-10-PCS (ICD-9)" newsletter article titled: "Encounter for Evaluation of Malodorous Urine" - Subscription required codes diagnosis. 0 Disease category: Somnolence, stupor and coma. Somnolence (alternatively "sleepiness" or "drowsiness") is a state of strong desire for sleep, or sleeping for unusually long. 1 may differ. What are the CPT® and ICD-10-CM codes reported?, CASE 3 Performed in the office Pre-procedure Diagnosis: Gastro-esophageal reflux disease (GERD), Heartburn Post-procedure Diagnosis: GERD (Post procedure diagnosis used for coding. 411 Narcolepsy without cataplexy 347. Utilization Guidelines. Daytime somnolence; Drowsiness; Drowsy; Mental status, drowsy; Sleepy; Somnolence (sleepiness); coma (R40. , hyponatremia or hypomagnesemia ), head injuries, hypothermia, and infections (e. ICD-10 Basics Check out these videos to learn more about ICD-10. 50 Fatigue ICD -9 code 780. 411 Narcolepsy without cataplexy 347. This section shows you chapter-specific coding guidelines to increase your understanding and correct usage of the target ICD-10-CM Volume 1 code. 26 may differ. 0. 0 is VALID for claim submission. This is the American ICD-10-CM version of L56. R40. Next, in the ICD-10-CM Alphabetic Index, look for Epilepsy, epileptic, Epilepsia referring you to G40. Possible side effects of modafinil are headaches, dry mouth, nausea, diarrhea, loss of appetite and weight loss. All neoplasms are classified in this chapter, whether they are functionally active or not. 2-5 It may also be useful to ask other individuals close to the subject (spouse, bed. 29 Other circadian rhythm sleep disorder. Although EDS can be reduced with primary OSA treatment, such as continuous positive airway pressure (CPAP) therapy, a. Chapter 18 - Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99) » Symptoms and signs involving cognition, perception, emotional state and behavior (R40-R46) » Somnolence (R40. B. ICD-10-CM to HCC - Map-A-Code. Apathy and a lack of motivation. Narcolepsy is excessive daytime sleepiness combined with sudden muscle weakness. Neoplasms(C00D49))) 3. 0 [convert to ICD-9-CM] Somnolence. 53 - other international versions of ICD-10 G47. In the fifth edition of the Diagnostic and Statistical Manual of Mental Disorders (), hypersomnolence, of which there are several. 851. Once service connection is established, VA will rate sleep apnea under 38 CFR § 4. 5); somnolence , stupor and coma in diabetes (E08-E13); somnolence , stupor and coma in hepatic failure (K72. This is the American ICD-10-CM version of G47. 01 G47. ICD-9-CM 780. The code is not a CC or MCC and does not qualify as an HCC. 9 is a valid billable ICD-10 diagnosis code for Sleep disorder, unspecified . 7 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail. 11. REPRODUCED WITH PERMISSION. 33. The 2024 edition of ICD-10-CM J39. Risk of suffocation (smothering) under another while sleeping. 8: ICSD-3, 2014: A. The official AHA publication for ICD-10-CM and ICD-10-PCS coding guidelines and advice; Current newsletters added each quarter; Full. AHA Coding Clinic ® for HCPCS - current + archives AHA Coding Clinic ® for ICD-10-CM and ICD-10-PCS - current + archives AMA CPT. 20 – Circadian rhythm sleep disorder, unspecified type. Find-A-Code Facility Base. The 2024 edition of ICD-10-CM R40. Abstract. Sufferers have a tendency to fall asleep. Overnight oximetry testing does not meet the definition of medical necessity for OSA screening or as a diagnostic test for members suspected of obstructive sleep apnea. 10. [10, 47,. The most common cause of excessive daytime. Excessive daytime sleepiness, impaired cognition, mood disorders, or insomnia; or,Hypersomnia is a neurological disorder of excessive time spent sleeping or excessive sleepiness. G47. It is characterized by excessive daytime sleepiness and sudden, brief periods of sleep during the day. We hope you find it helpful, and thanks for stopping by!Mechanisms and Clinical Management. G47. 13 This is the official approximate match mapping between ICD9 and ICD10, as provided by the General Equivalency mapping crosswalk. ICD-Code F33. Excessive daytime sleepiness. 4 result found: ICD-10-CM Diagnosis Code R40. This was the first year ICD-10-CM was implemented into the HIPAA code set. Hypersomnolence disorder is part of a cluster of diagnoses called the sleep-wake disorders. 12 - other international versions of ICD-10 G47.