Sistla B. Krishna, M.D.
NPI 1811939382ActiveIndividual· Internal Medicine, Geriatric Medicine· Houston, TX
Internal Medicine, Geriatric Medicine (M.D.) in Houston, Texas, licensed in TX, with an NPI issued in June 2006. Their prescriptions cost Medicare Part D more than their services did: $467,821 for 4,419 claims, against $48,672 paid for services in 2024. Pulmonx Corporation was the largest of 5 companies reporting payments in 2025, $172.02 in all, mostly food and beverage. Lists Houston Methodist Sugarland Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1811939382 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 11, 2006 |
| Last updated in NPPES | Jul 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Geriatric Medicine Primary | 207RG0300X | F8542 | TX |
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 - Geriatric Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 76 |
|---|---|
| Services billed | 634 across 25 procedure codes |
| Paid by Medicare | $48,672 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,419 · 11,180 30-day fills |
|---|---|
| Patients | 284 |
| Total drug cost | $467,821 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1973 |
|---|---|
| Medicare specialty | Geriatric Medicine |
| Secondary specialties | Internal Medicine |
Hospital affiliations
- Houston Methodist Sugarland HospitalSugar Land, TX
- Memorial Hermann Hospital SystemHouston, TX
- Memorial Hermann Sugar Land HospitalSugar Land, TX
Industry payments (Open Payments)
- 2025$172.02 · 6 payments from 5 companies
- 2024$160.90 · 9 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pulmonx Corporation | $62.73 | 1 |
| Dexcom, Inc. | $45.60 | 2 |
| Exact Sciences Corporation | $30.16 | 1 |
| Astrazeneca Pharmaceuticals LP | $17.31 | 1 |
| Currax Pharmaceuticals LLC | $16.22 | 1 |
What the 2025 payments were for
- Food and Beverage$172.02 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 83 geriatricians in Houston · All geriatricians in Texas