Sirisha Reddy Thambuluru, MD
NPI 1669907440ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Shreveport, LA
Internal Medicine, Endocrinology, Diabetes & Metabolism (MD) with Christus Trinity Clinic Texas, practicing in Shreveport, Louisiana. Their prescriptions cost Medicare Part D more than their services did: $965,470 for 1,923 claims, against $45,529 paid for services in 2024. Medtronic, Inc. was the largest of 21 companies reporting payments in 2024, $812.52 in all, mostly food and beverage. Lists Christus Shreveport-Bossier Health System and 1 other hospital as hospital affiliations.
Overview
| NPI | 1669907440 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 28, 2017 |
| Last updated in NPPES | Apr 22, 2026 |
| Certified by provider | Apr 22, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | 342995 | LA |
| Internal Medicine, Endocrinology, Diabetes & Metabolism | 207RE0101X | MD478559 | PA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Endocrinology (LA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 279 |
|---|---|
| Services billed | 552 across 23 procedure codes |
| Paid by Medicare | $45,529 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,923 · 4,137 30-day fills |
|---|---|
| Patients | 292 |
| Total drug cost | $965,470 |
| Generic share | 38% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Endocrinology |
Medical group
- Christus Trinity Clinic TexasTyler, TX · 1,540 clinicians
Hospital affiliations
- Christus Shreveport-Bossier Health SystemShreveport, LA
- Willis Knighton Medical CenterShreveport, LA
Industry payments (Open Payments)
- 2024$812.52 · 38 payments from 21 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $84.95 | 4 |
| Novo Nordisk Inc | $84.85 | 4 |
| Lilly USA, LLC | $83.81 | 3 |
| Bayer Healthcare Pharmaceuticals Inc. | $49.82 | 3 |
| Sanofi-Aventis U.S. LLC | $49.13 | 2 |
What the 2024 payments were for
- Food and Beverage$812.52 · 38 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 15 endocrinologists in Shreveport · All endocrinologists in Louisiana