James Zachary, M.D.
NPI 1457350290 · Infectious Disease Physician · Austin, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Zachary, M.D. is a Infectious Disease Physician provider in Austin, TX (NPI 1457350290).
Provider details
- NPI number
- 1457350290
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- M4989 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
21 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 109 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Bictegrav/Emtricit/Tenofov Alabrand: Biktarvy | 558 | 74 |
| Dolutegravir Sodium/Lamivudinebrand: Dovato | 326 | 37 |
| Atorvastatin Calcium | 313 | 83 |
| Dolutegravir Sodiumbrand: Tivicay | 272 | 35 |
| Amlodipine Besylate | 199 | 51 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 152 | 21 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-07-14
- Last updated
- 2022-01-21
- Certified
- 2022-01-21
Frequently asked questions
- What is James Zachary's NPI number?
- James Zachary's National Provider Identifier (NPI) is 1457350290, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Zachary's specialty?
- James Zachary is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is James Zachary located?
- James Zachary's practice location on file with NPPES is 4614 N Ih 35, Austin, TX 78751-3401.
- What is James Zachary's phone number?
- The practice phone number listed in the NPPES registry for James Zachary is (512) 978-9100.
- Does James Zachary accept Medicare?
- James Zachary is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Zachary's NPI active?
- Yes — James Zachary's NPI (1457350290) is active in the NPPES registry as of the last update on 2022-01-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.