NPI age
13 years
Enumerated 2013-05-20
● Active
Type 1 · Individual
MR. Balaji Kodandaraman Ayyar
Ayyar is 1 of 133 internal medicine providers in San Antonio and 1 of 1807 in Texas.
Primary specialty
Internal Medicine
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2023-02-20
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
13 years
↓ 6 yr below median (19 yr)
State licenses
1 state
17% of peers hold multiple states
Subspecialties
0
35% of peers hold subspecialties
NPI lifetime · 2013 → 2026
2013-05Enumerated in NPPES
2013
2026
Where they practice
Practice location
855 Proton Rd
San Antonio, TX 782584203
Mailing address
Po Box 35629
Dallas, TX 752350629
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...
Practice context
Part of a multi-provider practice. 14 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 →
- 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.