Adrian Williamson, MD
NPI 1225018252 · Otolaryngology Physician · Little Rock, AR
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Adrian Williamson, MD is a Otolaryngology Physician provider in Little Rock, AR (NPI 1225018252).
Provider details
- NPI number
- 1225018252
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- R-4203 (AR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
966 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Exam to Assess Movement of Vocal Cord Flaps Using an Endoscope31579 | 186 | $166 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 157 | $110 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 122 | $80 |
| Treatment of Speech, Language, Voice, Communication, And/Or Hearing Processing Disorder92507 | 71 | $69 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 61 | $195 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 81 | 35 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 49 | 47 |
| Omeprazole | 36 | 14 |
| Prednisone | 33 | 28 |
| Ondansetronbrand: Ondansetron Odt | 29 | 26 |
| Fluticasone Propionate | 22 | 14 |
| Tramadol Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$66 across 3 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 4301 W Markham St # 543Little Rock, AR 72205-7101Phone: (501) 686-8000Fax: (501) 526-5148
Registry dates
- Enumerated
- 2006-01-17
- Last updated
- 2025-11-18
- Certified
- 2025-11-18
Frequently asked questions
- What is Adrian Williamson's NPI number?
- Adrian Williamson's National Provider Identifier (NPI) is 1225018252, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Adrian Williamson's specialty?
- Adrian Williamson is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Adrian Williamson located?
- Adrian Williamson's practice location on file with NPPES is 10201 Kanis Rd, Little Rock, AR 72205-6203.
- What is Adrian Williamson's phone number?
- The practice phone number listed in the NPPES registry for Adrian Williamson is (501) 227-5050.
- Does Adrian Williamson accept Medicare?
- Adrian Williamson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Adrian Williamson's NPI active?
- Yes — Adrian Williamson's NPI (1225018252) is active in the NPPES registry as of the last update on 2025-11-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.