Salil Kumar Trehan, M.D.
NPI 1194766121ActiveIndividual· Internal Medicine· Amarillo, TX
Internal Medicine (M.D.) in Amarillo, Texas, trained at New York Medical College (class of 1988). Their prescriptions cost Medicare Part D more than their services did: $2,398,116 for 24,142 claims, against $375,609 paid for services in 2024. Dexcom, Inc. was the largest of 17 companies reporting payments in 2025, $841.72 in all, mostly food and beverage.
Overview
| NPI | 1194766121 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 9, 2006 |
| Last updated in NPPES | Feb 26, 2026 |
| Certified by provider | Feb 26, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | K6370 | 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 - Internal Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 701 |
|---|---|
| Services billed | 6,737 across 57 procedure codes |
| Paid by Medicare | $375,609 |
Part D prescriptions in 2024
| Prescriptions (claims) | 24,142 · 53,642 30-day fills |
|---|---|
| Patients | 1,153 |
| Total drug cost | $2,398,116 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | New York Medical College |
|---|---|
| Graduation year | 1988 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Hospital affiliations
- Bsa HospitalAmarillo, TX
- Northwest Texas HospitalAmarillo, TX
Other facilities
- Accentcare HealthHome health agency · Amarillo, TX
- Bsa Compassion Home CareHome health agency · Amarillo, TX
- Excelacare Home HealthHome health agency · Amarillo, TX
- High Plains Senior Care, LLCHome health agency · Amarillo, TX
Industry payments (Open Payments)
- 2025$841.72 · 37 payments from 17 companies
- 2024$780.28 · 45 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Dexcom, Inc. | $114.75 | 1 |
| Phathom Pharmaceuticals, Inc. | $108.36 | 6 |
| Astrazeneca Pharmaceuticals LP | $96.54 | 5 |
| Novo Nordisk Inc | $73.78 | 3 |
| Abbvie Inc. | $67.98 | 3 |
What the 2025 payments were for
- Food and Beverage$841.72 · 37 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 105 internal medicine physicians in Amarillo · All internal medicine physicians in Texas