NPI age
16 years
Enumerated 2010-05-12
● Active
Type 1 · Individual
Brian Michael Kanatzar, D.O.
Kanatzar is 1 of 823 internal medicine providers in San Antonio and 1 of 12343 in Texas.
Primary specialty
Internal Medicine
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2024-09-26
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 12343 active internal medicine providers in Texas.
NPI age
16 years
≈ at median (17 yr)
State licenses
1 state
12% of peers hold multiple states
Subspecialties
0
33% of peers hold subspecialties
NPI lifetime · 2010 → 2026
2010-05Enumerated in NPPES
2010
2026
Where they practice
Practice location
4330 Medical Dr, Ste 500
San Antonio, TX 782293342
Mailing address
4330 Medical Dr, Ste 500
San Antonio, TX 782293342
Additional practice locations
1 secondary location on file with NPPES.
Location 2
10300 Heritage St Ste 130
San Antonio, TX 782163924
Specialties
-
Internal Medicine PrimaryA physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer,...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 01 | 261612YLUP | WELLMED NETWORKS INC |
Practice context
Part of a multi-provider practice. 46 other active providers share this practice address in NPPES.
Recently enumerated nearby: 6 new internal medicine providers have been added in San Antonio in the last 180 days.
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Request a quote →How to verify this provider
- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.