Gregory Blaisdell, MD
NPI 1689864233ActiveIndividual· Orthopaedic Surgery· Portland, ME
Orthopaedic Surgery (MD) in Portland, Maine, trained at Pennsylvania State University College of Medicine (class of 2007). Medicare paid $96,463 for services to 174 patients in 2024. Smith+nephew, Inc. was the largest of 3 companies reporting payments in 2025, $343.72 in all, mostly food and beverage.
Overview
| NPI | 1689864233 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 30, 2007 |
| Last updated in NPPES | Oct 12, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | 16000 | NH |
| Orthopaedic Surgery | 207X00000X | MD20727 | ME |
| Surgery | 208600000X | ML20008868 | WA |
| Orthopaedic Surgery | 207X00000X | ME112516 | FL |
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 - Orthopedic Surgery (ME) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 174 |
|---|---|
| Services billed | 321 across 87 procedure codes |
| Paid by Medicare | $96,463 |
Education and affiliations
| Medical school | Pennsylvania State University College of Medicine |
|---|---|
| Graduation year | 2007 |
| Medicare specialty | Orthopedic Surgery |
| Telehealth | Offers telehealth |
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 Pen Bay HospitalRockport, ME
- Memorial Hospital, theNorth Conway, NH
Industry payments (Open Payments)
- 2025$343.72 · 5 payments from 3 companies
- 2024$3,886 · 6 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Smith+nephew, Inc. | $153.26 | 2 |
| Zimmer Biomet Holdings, Inc. | $148.21 | 2 |
| Depuy Synthes Sales Inc. | $42.25 | 1 |
What the 2025 payments were for
- Food and Beverage$343.72 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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