Adrian Williamson, MD
Otolaryngology Physician · Little Rock, AR
Adrian Williamson, MD is an otolaryngology physician with a practice address in Little Rock, Arkansas, and NPI 1225018252, issued on Jan 17, 2006. Check the license (Arkansas R-4203, as entered in NPPES) on the Arkansas State Medical Board; the Medicare figures below come from public CMS files.
- Name
- Adrian Williamson
- Credential
- MD
- Primary taxonomy
- Otolaryngology Physician 207Y00000X
- License number
- R-4203 AR
Self-reported in NPPES; status is on the state search - Practice location
- 10201 Kanis RD, Little Rock, AR 72205
- Phone
- (501) 227-5050
- Enumerated
- Jan 17, 2006
- Record last updated
- Nov 18, 2025
- Fax
- (501) 227-5151
- Medicaid ID
- 119118001 AR
- Medicare enrollment
- Enrolled (PECOS I20100329001013); accepts Medicare assignment
- Medical or professional school
- Tulane University School Of Medicine, 1985
- Entity
- Type 1 · individual
8 nearest otolaryngology physician records → All 79 in Arkansas → Look up another NPI →
Also registered at 10201 Kanis RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sommer BallardAudiologist1164950507
- Jeffrey Barber, MDOtolaryngology Physician1669452686
- Jamie Bizzell, M.D.Otolaryngology Physician1447593371
- Chelsea Burrows, PTPhysical Therapist1104264480
- J Colclasure, MDOtolaryngology Physician1528048543
- Korrine Cope, AU.D.Audiologist1285022947
Verify Adrian Williamson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArkansas State Medical Board
Search for license R-4203Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
16% fewer Medicare Part D claims than the average otolaryngology physician in 2024
454 Medicare Part D claims for 163 beneficiaries, against an average of 541 among the 8,339 providers of this specialty who prescribed in Part D. 75 claims were for opioids.
Most prescribed
- Gabapentin81 claims
- Hydrocodone-Acetaminophen49 claims
- Omeprazole36 claims
- Prednisone33 claims
- Ondansetron Odt29 claims
- Fluticasone Propionate22 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): 84 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: $65.91
3 payments; by number, the most common kind was food and beverage; the largest payer was Inspire Medical Systems, Inc. The 6,429 providers of this specialty with any payment received $1,922.50 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 one group practice
- Arkansas Health GroupLittle Rock, AR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Adrian Williamson among 79 otolaryngology physician records in Arkansas
Adrian Williamson, MD is one of 79 otolaryngology physician records with a practice address in Arkansas. 78% 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 16% of them.
- NPI issued2006 · 16% of these records are older, 43% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1985 · median 2000 among the 50 with a school on file
- Record last updated2025 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Y00000X and a Arkansas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Otolaryngology Physician providers in Arkansas
There are 79 otolaryngology physician records in Arkansas.
All 79 in Arkansas → Every provider in Little Rock → Otolaryngology Physician nationwide →
The 8 otolaryngology physician records with the nearest ZIP codes
- Jeffrey Barber, MDLittle Rock, AR 722051669452686
- J Colclasure, MDLittle Rock, AR 722051528048543
- Larry Hartzell, MDLittle Rock, AR 722051831210806
- H Hearnsberger, M.D.Little Rock, AR 722051962485664
- Barbara Morris, MDLittle Rock, AR 722051891775821
- William Rolston, IV, MDLittle Rock, AR 722051659493393
- Gordon Shipp, M.D.Little Rock, AR 722051689730459
- Scott Stern, MDLittle Rock, AR 722051699755629
Common questions
What is Adrian Williamson, MD's NPI number?
Adrian Williamson, MD's National Provider Identifier (NPI) is 1225018252, issued on Jan 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Adrian Williamson, MD located?
The NPPES record lists a practice address at 10201 Kanis RD, Little Rock, AR, 72205. Phone: (501) 227-5050. Providers update this record themselves, so call before visiting.
How can I verify Adrian Williamson, MD's license?
NPPES lists Arkansas license number R-4203, as entered by the provider. Search the Arkansas State Medical Board at https://armedicalboard.adh.arkansas.gov/public/verify/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Adrian Williamson, MD prescribe under Medicare Part D?
In 2024, Adrian Williamson, MD had 454 Medicare Part D claims for 163 beneficiaries; the average among otolaryngology physician prescribers was 541. Part D covers Medicare prescriptions only.
What is Adrian Williamson, MD's MIPS final score?
The 2023 MIPS final score is 84 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.