James Turnbull, MD
NPI 1558343319 · General Practice Physician · Antigo, WI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Turnbull, MD is a General Practice Physician provider in Antigo, WI (NPI 1558343319).
Provider details
- NPI number
- 1558343319
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 28449020 (WI)
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
363 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 | 79 | $120 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 69 | $9 |
| Blood Test, Thyroid Stimulating Hormone (tsh)84443 | 36 | $16 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 32 | $10 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 26 | $169 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 25 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 78 | 17 |
| Levothyroxine Sodium | 75 | 13 |
| Amlodipine Besylate | 41 | — |
| Atorvastatin Calcium | 38 | 12 |
| Empagliflozinbrand: Jardiance | 29 | — |
| Semaglutidebrand: Ozempic | 26 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-11-17
- Last updated
- 2012-12-18
Frequently asked questions
- What is James Turnbull's NPI number?
- James Turnbull's National Provider Identifier (NPI) is 1558343319, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Turnbull's specialty?
- James Turnbull is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is James Turnbull located?
- James Turnbull's practice location on file with NPPES is 110 E 5th Ave, Antigo, WI 54409-2710.
- What is James Turnbull's phone number?
- The practice phone number listed in the NPPES registry for James Turnbull is (715) 623-2351.
- Does James Turnbull accept Medicare?
- James Turnbull is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Turnbull's NPI active?
- Yes — James Turnbull's NPI (1558343319) is active in the NPPES registry as of the last update on 2012-12-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.