Warren I. Shaikun, M.D.
Sleep Medicine (Internal Medicine) Physician · Lexington, KY
Warren I. Shaikun, M.D. is a sleep medicine (internal medicine) physician with a practice address in Lexington, Kentucky, and NPI 1467482273, issued on Jul 4, 2006. Check the license (Kentucky 37793, as entered in NPPES) on the Kentucky Board of Medical Licensure; the Medicare figures below come from public CMS files.
- Name
- Warren I. Shaikun
- Credential
- M.D.
- Primary taxonomy
- Sleep Medicine (Internal Medicine) Physician 207RS0012X
- License numbers
- 37793 KY
01057548A IN
Self-reported in NPPES; status is on the state search - Practice location
- 1401 Harrodsburg RD, Lexington, KY 40504
- Phone
- (859) 276-4429
- Enumerated
- Jul 4, 2006
- Record last updated
- Dec 30, 2025
- Fax
- (859) 313-1095
- Medicaid IDs
- 200456790 IN
64067184 KY - Medicare enrollment
- Enrolled (PECOS I20100303000444); accepts Medicare assignment
- Medical or professional school
- University Of Louisville School Of Medicine, 1997
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest sleep medicine (internal medicine) physician records → All 22 in Kentucky → Look up another NPI →
Also registered at 1401 Harrodsburg RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Warren I. Shaikun in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersKentucky Board of Medical Licensure
Search for license 37793Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62% fewer Medicare Part D claims than the average sleep medicine (internal medicine) physician in 2024
221 Medicare Part D claims for 54 beneficiaries, against an average of 585 among the 852 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.
Most prescribed
- Clonazepam38 claims
- Pramipexole Dihydrochloride35 claims
- Armodafinil27 claims
- Zolpidem Tartrate23 claims
- Doxepin Hcl16 claims
- Trazodone Hcl16 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 73.2 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $186.85
9 payments; by number, the most common kind was food and beverage; the largest payer was Axsome Therapeutics, Inc. The 664 providers of this specialty with any payment received $3,724.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Kentuckyone Health Medical Group IncBardstown, KY
- University OF Louisville Physicians IncSellersburg, IN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Warren I. Shaikun among 22 sleep medicine (internal medicine) physician records in Kentucky
Warren I. Shaikun, M.D. is one of 22 sleep medicine (internal medicine) physician records with a practice address in Kentucky. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 36% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 82% of these records are
- Graduated1997 · median 1998 among the 18 with a school on file
- Record last updated2025 · 27% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RS0012X and a Kentucky practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Sleep Medicine (Internal Medicine) Physician providers in Kentucky
There are 22 sleep medicine (internal medicine) physician records in Kentucky.
All 22 in Kentucky → Every provider in Lexington → Sleep Medicine (Internal Medicine) Physician nationwide →
The 8 sleep medicine (internal medicine) physician records with the nearest ZIP codes
- David Hiestand, MDLexington, KY 405081588673370
- Sara Pasha, M.D.Lexington, KY 405361568794600
- Barbara Phillips, MDLexington, KY 405361366532152
- William Lacy, MDLouisville, KY 402581558457796
- Sarika ChandiramaniLouisville, KY 402411760800031
- Kevin Trice, MDLouisville, KY 402181467548701
- Ammar Almasalkhi, MDLouisville, KY 402071447230651
- Kenneth Anderson, MDLouisville, KY 402071205800034
Common questions
What is Warren I. Shaikun, M.D.'s NPI number?
Warren I. Shaikun, M.D.'s National Provider Identifier (NPI) is 1467482273, issued on Jul 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Warren I. Shaikun, M.D. located?
The NPPES record lists a practice address at 1401 Harrodsburg RD, Lexington, KY, 40504. Phone: (859) 276-4429. Providers update this record themselves, so call before visiting.
How can I verify Warren I. Shaikun, M.D.'s license?
NPPES lists Kentucky license number 37793, as entered by the provider. Search the Kentucky Board of Medical Licensure at https://web1.ky.gov/GenSearch/LicenseSearch.aspx?AGY=5. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Warren I. Shaikun, M.D. prescribe under Medicare Part D?
In 2024, Warren I. Shaikun, M.D. had 221 Medicare Part D claims for 54 beneficiaries; the average among sleep medicine (internal medicine) physician prescribers was 585. Part D covers Medicare prescriptions only.
What is Warren I. Shaikun, M.D.'s MIPS final score?
The 2023 MIPS final score is 73.2 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.