Jamar Williams, M.D.
NPI 1477537371 · Internal Medicine Physician · Columbus, OH
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jamar Williams, M.D. is a Internal Medicine Physician provider in Columbus, OH (NPI 1477537371).
Provider details
- NPI number
- 1477537371
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 35-06-0753 (OH)
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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,767 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 421 | $118 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 226 | $16 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 195 | $9 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 190 | $10 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 189 | $7 |
| Blood Test, Lipids (cholesterol and Triglycerides) |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 94 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 198 | 66 |
| Amlodipine Besylate | 194 | 81 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 189 | 44 |
| Gabapentin | 156 | 54 |
| Atorvastatin Calcium | 155 | 67 |
| Tramadol Hcl | 118 | 39 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$268 across 15 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
Registry dates
- Enumerated
- 2005-12-05
- Last updated
- 2015-10-22
Frequently asked questions
- What is Jamar Williams's NPI number?
- Jamar Williams's National Provider Identifier (NPI) is 1477537371, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jamar Williams's specialty?
- Jamar Williams is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jamar Williams located?
- Jamar Williams's practice location on file with NPPES is 2489 Stelzer Rd, Columbus, OH 43219-3129.
- What is Jamar Williams's phone number?
- The practice phone number listed in the NPPES registry for Jamar Williams is (614) 473-1300.
- Does Jamar Williams accept Medicare?
- Jamar Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jamar Williams's NPI active?
- Yes — Jamar Williams's NPI (1477537371) is active in the NPPES registry as of the last update on 2015-10-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.