Cathy Lynn Koger, D.O.
NPI 1902194871ActiveIndividual· Dermatology· Boulder, CO
Dermatology (D.O.) in Boulder, Colorado, trained at At Still University of Health Sciences, College of Osteo Med, Kirksville (class of 2010). 547 Medicare patients in 2024, $151,475 paid; nearly all of their 469 Part D prescriptions were generic (99%). Ucb, Inc. was the largest of 20 companies reporting payments in 2025, $18,528 in all, mostly speaking and faculty fees.
Overview
| NPI | 1902194871 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Jul 13, 2011 |
| Last updated in NPPES | Feb 17, 2021 |
| Certified by provider | Feb 17, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | 53663 | CO |
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 (CO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 547 |
|---|---|
| Services billed | 4,068 across 54 procedure codes |
| Paid by Medicare | $151,475 |
Part D prescriptions in 2024
| Prescriptions (claims) | 469 · 583 30-day fills |
|---|---|
| Patients | 192 |
| Total drug cost | $15,242 |
| Generic share | 99% of claims |
Education and affiliations
| Medical school | At Still University of Health Sciences, College of Osteo Med, Kirksville |
|---|---|
| Graduation year | 2010 |
| Medicare specialty | Dermatology |
Medical group
- K2 Dermatology LLCBoulder, CO · 6 clinicians
Hospital affiliation
- Boulder Community HealthBoulder, CO
Industry payments (Open Payments)
- 2025$18,528 · 70 payments from 20 companies
- 2024$33,308 · 137 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ucb, Inc. | $9,021 | 6 |
| Lilly USA, LLC | $8,305 | 9 |
| Abbvie Inc. | $241.79 | 10 |
| Janssen Biotech, Inc. | $177.68 | 5 |
| Pfizer Inc. | $139.76 | 8 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$12,830 · 7 payments
- Consulting Fee$4,250 · 2 payments
- Food and Beverage$1,272 · 59 payments
- Education$99.00 · 1 payment
- Travel and Lodging$77.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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