John Mastrovich, M.D.
John Mastrovich, M.D. is an allergy & immunology physician practicing in San Antonio, TX. The NPI was issued on July 13, 2006, and the record was last updated in NPPES on October 12, 2007.
This record hasn't been updated in NPPES since 2007. Details may be out of date.
Taxonomies and licenses
| Taxonomy | Code | License |
|---|---|---|
| Allergy & Immunology Physician Primary | 207K00000X | L2449 (TX) |
Practice location
Local context
Active NPPES records list 54 providers with allergy & immunology physician as the primary taxonomy within 25 miles of this practice location's ZIP code, 18 of them within 10 miles.
The same primary taxonomy is listed by 515 in Texas and 5,559 nationwide.
These are counts from NPPES records, not a ranking or recommendation. Distances are measured between ZIP code centers, not street addresses.
Record history
- Name on record
- Dr. John David Mastrovich
- Status
- Active
- NPI issued
- Last updated in NPPES
Is this your record? Updates are made through NPPES, the official National Plan and Provider Enumeration System.
NPPES data as of · Source: CMS NPPES
Building software? Fetch this NPI programmatically with the NPILayer Provider API.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://api.npilayer.com/v1/providers/1740205418"