Mehmet Sercan Marangoz, M.D.
NPI 1912339995ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Cambridge, MA
Internal Medicine, Endocrinology, Diabetes & Metabolism (M.D.) with Mount Auburn Professional Services Inc, practicing in Cambridge, Massachusetts. Their prescriptions cost Medicare Part D more than their services did: $1,451,736 for 2,736 claims, against $95,883 paid for services in 2024. Tersera Therapeutics LLC reported $500.00 in payments in 2025, mostly consulting fees. Lists Beth Israel Deaconess Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1912339995 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 1, 2013 |
| Last updated in NPPES | Jan 12, 2022 |
| Certified by provider | Jan 12, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | 18442 | NH |
| Internal Medicine | 207R00000X | 18442 | NH |
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 (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 454 |
|---|---|
| Services billed | 2,999 across 21 procedure codes |
| Paid by Medicare | $95,883 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,736 · 5,720 30-day fills |
|---|---|
| Patients | 380 |
| Total drug cost | $1,451,736 |
| Generic share | 42% of claims |
Education and affiliations
| Graduation year | 2010 |
|---|---|
| Medicare specialty | Endocrinology |
| Telehealth | Offers telehealth |
Medical group
- Mount Auburn Professional Services IncCambridge, MA · 231 clinicians
Hospital affiliations
- Beth Israel Deaconess Medical CenterBoston, MA
- Lahey Hospital & Medical Center, BurlingtonBurlington, MA
- Mount Auburn HospitalCambridge, MA
- Northeast Hospital CorporationBeverly, MA
Industry payments (Open Payments)
- 2025$500.00 · 1 payment from 1 company
- 2024$46.14 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Tersera Therapeutics LLC | $500.00 | 1 |
What the 2025 payments were for
- Consulting Fee$500.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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