Karen Joy Sundby, M.D.
NPI 1912977083ActiveIndividual· Dermatology, MOHS-Micrographic Surgery· Denver, CO
Dermatology, MOHS-Micrographic Surgery (M.D.) in Denver, Colorado, trained at University of Colorado School of Medicine, Denver (class of 2000). 1,047 Medicare patients in 2024, $971,349 paid; all of their 1,001 Part D prescriptions were generic. Mimedx Group, Inc. reported $20.62 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1912977083 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jan 23, 2006 |
| Last updated in NPPES | May 6, 2025 |
| Certified by provider | May 6, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology, MOHS-Micrographic Surgery Primary | 207ND0101X | 41658 | 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 - Micrographic Dermatologic Surgery (Mds) (CO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,047 |
|---|---|
| Services billed | 7,228 across 74 procedure codes |
| Paid by Medicare | $971,349 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,001 · 1,020 30-day fills |
|---|---|
| Patients | 612 |
| Total drug cost | $6,782 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | University of Colorado School of Medicine, Denver |
|---|---|
| Graduation year | 2000 |
| Medicare specialty | Micrographic Dermatologic Surgery (Mds) |
Industry payments (Open Payments)
- 2025$20.62 · 1 payment from 1 company
- 2024$34.59 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Mimedx Group, Inc. | $20.62 | 1 |
What the 2025 payments were for
- Food and Beverage$20.62 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Dermatology, MOHS-Micrographic Surgery providers in Denver
- 1194802371
- 1316994965
- 1639609480
All Dermatology, MOHS-Micrographic Surgery providers in Colorado