NPI age
11 years
Enumerated 2014-06-25
● Active
Type 1 · Individual
Abhishek Challa
Challa 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
KS, NE
2 states
Status
Active
No deactivations on record
Last NPPES update
2022-06-03
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 1807 active internal medicine providers in Texas.
NPI age
11 years
↓ 8 yr below median (19 yr)
State licenses
2 states
Top 83% — 17% of peers are multi-state
Subspecialties
1
In the 35% of peers with subspecialties
NPI lifetime · 2014 → 2026
2014-06Enumerated in NPPES
2014
2026
Where they practice
Practice location
11212 State Highway 151 Medical Plaza, 1, Suite 250
San Antonio, TX 782514507
Mailing address
Po Box 206239
Dallas, TX 753206239
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...
-
Transplant SurgeryA surgeon who specializes in transplant surgery.
Practice context
Solo or small practice. No other active providers share this practice address in NPPES. This provider is listed as a sole proprietor.
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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.