Hanna K. Flaten, MD
NPI 1548729791ActiveIndividual· Dermatology· Boulder, CO
Dermatology (MD) in Boulder, Colorado, trained at University of Colorado School of Medicine, Aurora (class of 2019). 300 Medicare patients in 2024, $106,880 paid; nearly all of their 317 Part D prescriptions were generic (95%). Genzyme Corporation was the largest of 16 companies reporting payments in 2025, $1,076 in all, mostly food and beverage.
Overview
| NPI | 1548729791 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 18, 2019 |
| Last updated in NPPES | Sep 11, 2023 |
| Certified by provider | Sep 11, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | DR.0070389 | CO |
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 - Dermatology (CO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 300 |
|---|---|
| Services billed | 1,747 across 60 procedure codes |
| Paid by Medicare | $106,880 |
Part D prescriptions in 2024
| Prescriptions (claims) | 317 · 378 30-day fills |
|---|---|
| Patients | 153 |
| Total drug cost | $38,612 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | University of Colorado School of Medicine, Aurora |
|---|---|
| Graduation year | 2019 |
| Medicare specialty | Dermatology |
Medical group
- Skin PCBoulder, CO · 4 clinicians
Hospital affiliation
- Boulder Community HealthBoulder, CO
Industry payments (Open Payments)
- 2025$1,076 · 46 payments from 16 companies
- 2024$1,132 · 51 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genzyme Corporation | $192.97 | 7 |
| Abbvie Inc. | $139.13 | 7 |
| Janssen Biotech, Inc. | $123.68 | 2 |
| Regeneron Healthcare Solutions, Inc. | $109.07 | 4 |
| Galderma Laboratories, L.P. | $90.57 | 5 |
What the 2025 payments were for
- Food and Beverage$976.64 · 45 payments
- Education$99.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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