Gregory S. Defor, MD
NPI 1265496954ActiveIndividual· Family Medicine· Inver Grove Heights, MN
Family Medicine (MD) in Inver Grove Heights, Minnesota, trained at University of Minnesota Medical School (class of 1994). Their prescriptions cost Medicare Part D more than their services did: $225,745 for 2,181 claims, against $19,190 paid for services in 2024.
Overview
| NPI | 1265496954 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 12, 2006 |
| Last updated in NPPES | Jul 21, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 38410 | MN |
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 - Family Practice (MN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 89 |
|---|---|
| Services billed | 312 across 53 procedure codes |
| Paid by Medicare | $19,190 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,181 · 4,438 30-day fills |
|---|---|
| Patients | 248 |
| Total drug cost | $225,745 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | University of Minnesota Medical School |
|---|---|
| Graduation year | 1994 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical groups
- The Duluth Clinic LtdHermantown, MN · 1,144 clinicians
- Polinsky Medical Rehabilitation CenterDuluth, MN · 382 clinicians
- Pine Medical CenterHinckley, MN · 15 clinicians
Hospital affiliations
- Community Memorial HospitalCloquet, MN
- Essentia Health DuluthDuluth, MN
- Essentia Health Moose LakeMoose Lake, MN
- Essentia Health SandstoneSandstone, MN
- Essentia Health St Mary's Medical CenterDuluth, MN
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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