Reza Rahbar-Semnani, MD
NPI 1952540247ActiveIndividual· Colon & Rectal Surgery· Rockport, ME
Colon & Rectal Surgery (MD) in Rockport, Maine, trained at University of North Carolina at Chapel Hill School of Medicine (class of 2004). Their prescriptions cost Medicare Part D more than their services did: $562,223 for 608 claims, against $126,920 paid for services in 2024. Mimedx Group, Inc. was the largest of 2 companies reporting payments in 2025, $239.32 in all, mostly food and beverage.
Overview
| NPI | 1952540247 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 11, 2009 |
| Last updated in NPPES | Apr 7, 2026 |
| Certified by provider | Apr 7, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Colon & Rectal Surgery Primary | 208C00000X | 2010-00980 | NC |
| Colon & Rectal Surgery | 208C00000X | MD21421 | ME |
| Surgery | 208600000X | MD21421 | ME |
| Surgery | 208600000X | 2010-00980 | NC |
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 - Colorectal Surgery (Proctology) (ME); Practitioner - General Surgery (NC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 201 |
|---|---|
| Services billed | 433 across 100 procedure codes |
| Paid by Medicare | $126,920 |
Part D prescriptions in 2024
| Prescriptions (claims) | 608 · 666 30-day fills |
|---|---|
| Patients | 193 |
| Total drug cost | $562,223 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | University of North Carolina at Chapel Hill School of Medicine |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | Colorectal Surgery (Proctology) |
Medical groups
- MainehealthPortland, ME · 2,633 clinicians
- Raleigh Durham Medical Group PACary, NC · 77 clinicians
Hospital affiliation
- Mainehealth Pen Bay HospitalRockport, ME
Industry payments (Open Payments)
- 2025$239.32 · 2 payments from 2 companies
- 2024$47.83 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Mimedx Group, Inc. | $189.94 | 1 |
| Integra Lifesciences Corporation | $49.38 | 1 |
What the 2025 payments were for
- Food and Beverage$239.32 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records