Samuel Anyatonwu, MD
NPI 1023028933 · Internal Medicine Physician · Hartford, CT
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Samuel Anyatonwu, MD is a Internal Medicine Physician provider in Hartford, CT (NPI 1023028933).
Provider details
- NPI number
- 1023028933
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 040617 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,141 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 322 | $137 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 239 | $10 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 215 | $13 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 207 | $8 |
| Blood Test, Thyroid Stimulating Hormone (tsh)84443 | 158 | $16 |
| Hemoglobin A1c Level83036 | 137 | $10 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 178 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 562 | 165 |
| Atorvastatin Calcium | 438 | 121 |
| Levothyroxine Sodium | 381 | 96 |
| Amlodipine Besylate | 350 | 97 |
| Pantoprazole Sodium | 219 | 63 |
| Metformin Hcl | 218 | 56 |
| Metoprolol Succinate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-09
- Last updated
- 2007-07-08
Frequently asked questions
- What is Samuel Anyatonwu's NPI number?
- Samuel Anyatonwu's National Provider Identifier (NPI) is 1023028933, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Samuel Anyatonwu's specialty?
- Samuel Anyatonwu is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Samuel Anyatonwu located?
- Samuel Anyatonwu's practice location on file with NPPES is 85 Seymour St, Hartford, CT 06106-5501.
- What is Samuel Anyatonwu's phone number?
- The practice phone number listed in the NPPES registry for Samuel Anyatonwu is (860) 728-6674.
- Does Samuel Anyatonwu accept Medicare?
- Samuel Anyatonwu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Samuel Anyatonwu's NPI active?
- Yes — Samuel Anyatonwu's NPI (1023028933) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.