NPI age
15 years
Enumerated 2010-10-05
● Active Type 2 · Organization
Shirley Ann Riggs, M.d., F.a.c.p., P.A.
Shirley Ann Riggs, M.d., F.a.c.p., P.A. is 1 of 78 internal medicine organizations in Texas.
Primary specialty
Internal Medicine
Practice locations
1
0 secondary on file
Status
Active
No deactivations on record
Authorized official
Riggs
Owner/director
Last NPPES update
2021-12-03
Source: monthly bulk 2026-05
How this organization compares
Across 78 active internal medicine providers in Texas.
NPI age
15 years
≈ at median (16 yr)
Practice locations
1
0 secondary on file
Subspecialties
0
NPI lifetime · 2010 → 2026
2010-10Enumerated in NPPES
2010
2026
Where they practice
Primary practice location
Chi St. Luke'S Texas Heart Institute Clinic, Suite P115, 1101 Bates Avenue, Mc4-160
Houston, TX 77030
Mailing address
8205 Braesmain Drive #20609
Houston, TX 77225
Authorized official
Shirley Ann Riggs, MD
Owner/director
📞 7135294343
Specialties
-
Internal Medicine PrimaryAn internist with additional training who specializes in diseases of the blood, spleen and lymph. This specialist treats conditions such as anemia, clotting disorders, sickle cell disease, hemophilia, leukemia and lymphoma.
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 →
- Verify the organization is in good standing.Cross-check with the state's business registration and any applicable licensing boards.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.