Gregory B. McCallum, MD
NPI 1689642282ActiveIndividual· Family Medicine· Redwood Falls, MN
Family Medicine (MD) in Redwood Falls, Minnesota, trained at University of Minnesota Medical School (class of 1990). Their prescriptions cost Medicare Part D more than their services did: $476,209 for 6,182 claims, against $2,999 paid for services in 2024.
Overview
| NPI | 1689642282 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 9, 2006 |
| Last updated in NPPES | Aug 28, 2024 |
| Certified by provider | Aug 28, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 34641 | 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 | 31 |
|---|---|
| Services billed | 54 across 6 procedure codes |
| Paid by Medicare | $2,999 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,182 · 10,841 30-day fills |
|---|---|
| Patients | 323 |
| Total drug cost | $476,209 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | University of Minnesota Medical School |
|---|---|
| Graduation year | 1990 |
| Medicare specialty | Family Practice |
Medical groups
- Centracare Clinic Southwest LLCWillmar, MN · 170 clinicians
- Carris Health - Redwood LLCRedwood Falls, MN · 43 clinicians
Hospital affiliations
- Centracare - RedwoodRedwood Falls, MN
- Centracare- Rice Memorial HospitalWillmar, MN
Other facilities
- Centracare HospiceHospice · Redwood Falls, 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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