Melissa Robbins Mahr, M.D.
NPI 1164441705ActiveIndividual· Internal Medicine· Hopkinton, MA
Internal Medicine (M.D.) in Hopkinton, Massachusetts, trained at Tufts University School of Medicine (class of 1996). Their prescriptions cost Medicare Part D more than their services did: $176,082 for 3,127 claims, against $64,555 paid for services in 2024. Inspire Medical Systems, Inc. reported $72.15 in payments in 2024, mostly food and beverage.
Overview
| NPI | 1164441705 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 18, 2006 |
| Last updated in NPPES | Sep 3, 2025 |
| Certified by provider | Sep 3, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 205104 | MA |
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 (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 167 |
|---|---|
| Services billed | 649 across 27 procedure codes |
| Paid by Medicare | $64,555 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,127 · 7,081 30-day fills |
|---|---|
| Patients | 320 |
| Total drug cost | $176,082 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | Tufts University School of Medicine |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Umass Memorial Medical Group IncWorcester, MA · 2,516 clinicians
- Milford Regional Physician Group, Inc.Milford, MA · 210 clinicians
Hospital affiliations
- Marlborough HospitalMarlborough, MA
- Metrowest Medical CenterFramingham, MA
- Milford Regional Medical CenterMilford, MA
- Umass Memorial Medical Center/University CampusWorcester, MA
Other facilities
- Preferred Transitions Home Health Care IncHome health agency · Milford, MA
- Vna and Hospice of Greater MilfordHome health agency · Milford, MA
Industry payments (Open Payments)
- 2024$72.15 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Inspire Medical Systems, Inc. | $72.15 | 1 |
What the 2024 payments were for
- Food and Beverage$72.15 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine providers in Hopkinton
- 1134356843
- 1104041797
- 1184690620
- 1225476914
- 1942235098
- 1811014103
- 1982999801
- 1104081025
- 1245819101
- 1700223385
- 1356331318
- 1811920572