Terrell Johnson, M.D.
NPI 1376839563 · Internal Medicine Physician · Worcester, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Terrell Johnson, M.D. is a Internal Medicine Physician provider in Worcester, MA (NPI 1376839563).
Provider details
- NPI number
- 1376839563
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 257812 (MA)
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
14 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
171 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 | 118 | $74 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 31 | $57 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 22 | $110 |
Typical Medicare-allowed amounts for these services range $57–$110 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Atorvastatin Calcium | 33 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 23 |
| Glipizide | 17 |
| Gabapentin | 16 |
| Lisinopril | 14 |
| Metformin Hclbrand: Metformin Hcl Er | 14 |
| Clonidine Hcl | 13 |
| Metoprolol Tartrate | 13 |
| Metformin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-06-26
- Last updated
- 2023-08-08
- Certified
- 2023-08-08
Frequently asked questions
- What is Terrell Johnson's NPI number?
- Terrell Johnson's National Provider Identifier (NPI) is 1376839563, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Terrell Johnson's specialty?
- Terrell Johnson is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Terrell Johnson located?
- Terrell Johnson's practice location on file with NPPES is 55 Lake Ave N, Worcester, MA 01655-0002.
- What is Terrell Johnson's phone number?
- The practice phone number listed in the NPPES registry for Terrell Johnson is (508) 334-2731.
- Does Terrell Johnson accept Medicare?
- Terrell Johnson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Terrell Johnson's NPI active?
- Yes — Terrell Johnson's NPI (1376839563) is active in the NPPES registry as of the last update on 2023-08-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.