Martin Mahendra Sarkar, D.O.
NPI 1518005636ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Frederick, MD
Internal Medicine, Endocrinology, Diabetes & Metabolism (D.O.) in Frederick, Maryland, trained at West Virginia School of Osteopathic Medicine (class of 2004). Their prescriptions cost Medicare Part D more than their services did: $1,827,306 for 2,496 claims, against $43,547 paid for services in 2024. Insulet Corporation was the largest of 20 companies reporting payments in 2025, $228,912 in all, mostly speaking and faculty fees.
Overview
| NPI | 1518005636 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Feb 1, 2007 |
| Last updated in NPPES | Apr 23, 2025 |
| Certified by provider | Apr 23, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | H80011 | MD |
| Internal Medicine, Endocrinology, Diabetes & Metabolism | 207RE0101X | 57553 | WI |
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 (DC); Practitioner - Endocrinology (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 323 |
|---|---|
| Services billed | 681 across 16 procedure codes |
| Paid by Medicare | $43,547 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,496 · 6,310 30-day fills |
|---|---|
| Patients | 389 |
| Total drug cost | $1,827,306 |
| Generic share | 35% of claims |
Education and affiliations
| Medical school | West Virginia School of Osteopathic Medicine |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | Endocrinology |
| Telehealth | Offers telehealth |
Medical groups
- Privia Medical Group, LLCFairfax, VA · 1,533 clinicians
- Privia Care Center LLCArnold, MD · 287 clinicians
Hospital affiliation
- Frederick Health HospitalFrederick, MD
Industry payments (Open Payments)
- 2025$228,912 · 415 payments from 20 companies
- 2024$154,876 · 253 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Insulet Corporation | $106,663 | 204 |
| Dexcom, Inc. | $38,989 | 47 |
| Novo Nordisk Inc | $19,614 | 25 |
| Ascendis Pharma Endocrinology Inc | $18,497 | 14 |
| Sanofi-Aventis U.S. LLC | $14,965 | 18 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$148,950 · 69 payments
- Compensation for serving as faculty or as a speaker for a medical education program$34,853 · 15 payments
- Travel and Lodging$26,316 · 159 payments
- Honoraria$10,320 · 9 payments
- Food and Beverage$8,414 · 162 payments
- Education$59.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Endocrinology, Diabetes & Metabolism providers in Frederick
- 1760590111
- 1588062251
- 1861406753
- 1598871378
- 1285053926
- 1548975253
- 1467866913
- 1871977793
- 1467587063
All Internal Medicine, Endocrinology, Diabetes & Metabolism providers in Maryland →