NPI age
11 years
Enumerated 2014-07-10
● Active
Type 1 · Individual
Heather Franz, CNS
Franz is 1 of 133 internal medicine providers in San Antonio and 1 of 1807 in Texas.
Primary specialty
Internal Medicine
Plus 1 subspecialty
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2025-10-21
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 1807 active internal medicine providers in Texas.
NPI age
11 years
↓ 8 yr below median (19 yr)
State licenses
1 state
17% of peers hold multiple states
Subspecialties
1
In the 35% of peers with subspecialties
NPI lifetime · 2014 → 2026
2014-07Enumerated in NPPES
2014
2026
Where they practice
Practice location
520 E Euclid Ave
San Antonio, TX 782124414
Mailing address
12221 N Mopac Expy
Austin, TX 787582401
Additional practice locations
1 secondary location on file with NPPES.
Location 2
12221 N Mopac Expy
Austin, TX 787582401
Specialties
-
Internal Medicine PrimaryAn internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and...
-
Clinical Nurse SpecialistDefinition to come...
Practice context
Part of a multi-provider practice. 44 other active providers share this practice address in NPPES.
Provyx · Custom healthcare lists
Need all 1807 Internal Medicine providers in Texas?
Get the full list as a CSV with verified work emails, direct phones, and LinkedIn URLs.
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.