NPI age
19 years
Enumerated 2006-08-24
● Active
Type 1 · Individual
John Erikson, MD
Erikson is 1 of 189 internal medicine providers in San Antonio and 1 of 2301 in Texas.
Primary specialty
Internal Medicine
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2026-04-27
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 2301 active internal medicine providers in Texas.
NPI age
19 years
≈ at median (19 yr)
State licenses
1 state
11% of peers hold multiple states
Subspecialties
0
37% of peers hold subspecialties
NPI lifetime · 2006 → 2026
2006-08Enumerated in NPPES
2006
2026
Where they practice
Practice location
4647 Medical Dr
San Antonio, TX 782294403
Mailing address
Uthscsa, Uthscsa, Dept. Of Medicine, 7703 Floyd Curl Drive, Rm 5.069r
San Antonio, TX 78229
Additional practice locations
2 secondary locations on file with NPPES.
Location 2
4502 Medical Dr
San Antonio, TX 782294402
Location 3
903 W Martin St # MS 49-2
San Antonio, TX 782070903
Specialties
-
Internal Medicine PrimaryAn internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
Identifiers
| Type | Value | Notes |
|---|---|---|
| 01 (TX) | 117379104 | CIDC |
| 05 (TX) | 117379101 |
Practice context
Part of a multi-provider practice. 71 other active providers share this practice address in NPPES.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
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