Gregory Russell Hannon, M.D.
NPI 1659714913ActiveIndividual· Dermatology· Edina, MN
Dermatology (M.D.) in Edina, Minnesota, trained at Mayo Medical School (class of 2013). Their prescriptions cost Medicare Part D more than their services did: $806,366 for 1,459 claims, against $145,943 paid for services in 2024. Leo Pharma Inc. was the largest of 6 companies reporting payments in 2025, $147.64 in all, mostly food and beverage.
Overview
| NPI | 1659714913 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 16, 2013 |
| Last updated in NPPES | Jul 21, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | 59142 | MN |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Dermatology (MN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 652 |
|---|---|
| Services billed | 2,958 across 56 procedure codes |
| Paid by Medicare | $145,943 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,459 · 2,095 30-day fills |
|---|---|
| Patients | 527 |
| Total drug cost | $806,366 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | Mayo Medical School |
|---|---|
| Graduation year | 2013 |
| Medicare specialty | Dermatology |
Medical group
- Dermatology Specialists, PAEdina, MN · 18 clinicians
Hospital affiliation
- M Health Fairview Southdale HospitalEdina, MN
Industry payments (Open Payments)
- 2025$147.64 · 9 payments from 6 companies
- 2024$152.64 · 10 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Leo Pharma Inc. | $44.53 | 3 |
| Amgen Inc. | $31.41 | 2 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $22.50 | 1 |
| Incyte Corporation | $19.64 | 1 |
| Arcutis Biotherapeutics, Inc. | $15.51 | 1 |
What the 2025 payments were for
- Food and Beverage$147.64 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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