NPI age
12 years
Enumerated 2013-09-06
● Active Type 2 · Organization
Ana M. Ballester-Fiallo, M.D. Pllc
Ana M. Ballester-Fiallo, M.D. Pllc is 1 of 749 internal medicine organizations in Texas.
Primary specialty
Internal Medicine
Practice locations
1
0 secondary on file
Status
Active
No deactivations on record
Authorized official
Ballester-Fiallo
M.D.
Last NPPES update
2013-09-06
Source: monthly bulk 2026-05
How this organization compares
Across 749 active internal medicine providers in Texas.
NPI age
12 years
↓ 6 yr below median
Practice locations
1
0 secondary on file
Subspecialties
0
NPI lifetime · 2013 → 2026
2013-09Enumerated in NPPES
2013
2026
Where they practice
Primary practice location
730 N Main Ave Ste 622
San Antonio, TX 782051116
Mailing address
730 N Main Ave Ste 622
San Antonio, TX 782051116
Authorized official
Ana Miriam Ballester-Fiallo, M.D.
M.D.
📞 2102251575
Specialties
-
Internal Medicine PrimaryAn internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and "collagen" diseases.
Identifiers
| Type | Value | Notes |
|---|---|---|
| 01 (TX) | H3647 | LICENCE |
Practice context
Single-site organization. Only one practice location on file.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
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