Gregory L. Penner, M.D.
NPI 1275610198ActiveIndividual· Specialist· Brunswick, ME
Specialist (M.D.) in Brunswick, Maine, trained at Loma Linda University School of Medicine (class of 1983). 289 Medicare patients in 2024, $36,952 paid; nearly all of their 429 Part D prescriptions were generic (97%).
Overview
| NPI | 1275610198 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Nov 1, 2006 |
| Last updated in NPPES | Jun 22, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Specialist Primary | 174400000X | 12949 | ME |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Otolaryngology (ME) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 289 |
|---|---|
| Services billed | 1,605 across 53 procedure codes |
| Paid by Medicare | $36,952 |
Part D prescriptions in 2024
| Prescriptions (claims) | 429 · 539 30-day fills |
|---|---|
| Patients | 196 |
| Total drug cost | $11,343 |
| Generic share | 97% of claims |
Education and affiliations
| Medical school | Loma Linda University School of Medicine |
|---|---|
| Graduation year | 1983 |
| Medicare specialty | Otolaryngology |
Medical group
- MainehealthPortland, ME · 2,633 clinicians
Hospital affiliations
- Maine General Medical CenterAugusta, ME
- Mainehealth Maine Medical CenterPortland, ME
- Mainehealth Mid Coast HospitalBrunswick, ME
- Mainehealth Waldo HospitalBelfast, ME
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