Andrew Steffes Korson, M.D.
NPI 1023338654ActiveIndividual· Internal Medicine, Gastroenterology· Lakewood, CO
Internal Medicine, Gastroenterology (M.D.) in Lakewood, Colorado, trained at New York Medical College (class of 2010). Their prescriptions cost Medicare Part D more than their services did: $405,329 for 383 claims, against $56,740 paid for services in 2024. Abbvie Inc. was the largest of 17 companies reporting payments in 2025, $2,078 in all, mostly food and beverage.
Overview
| NPI | 1023338654 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 5, 2010 |
| Last updated in NPPES | Jun 27, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | FE 60356665 | WA |
| Internal Medicine, Gastroenterology | 207RG0100X | 56493 | 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 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (CO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 272 |
|---|---|
| Services billed | 1,231 across 48 procedure codes |
| Paid by Medicare | $56,740 |
Part D prescriptions in 2024
| Prescriptions (claims) | 383 · 844 30-day fills |
|---|---|
| Patients | 153 |
| Total drug cost | $405,329 |
| Generic share | 76% of claims |
Education and affiliations
| Medical school | New York Medical College |
|---|---|
| Graduation year | 2010 |
| Medicare specialty | Gastroenterology |
Medical group
- Rocky Mountain Gastroenterology Associates, PLLCThornton, CO · 36 clinicians
Hospital affiliations
- Centura Health-St Anthony HospitalLakewood, CO
- HCA Healthone Presbyterian St. LukesDenver, CO
Industry payments (Open Payments)
- 2025$2,078 · 76 payments from 17 companies
- 2024$2,296 · 77 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $301.20 | 12 |
| Janssen Biotech, Inc. | $298.45 | 7 |
| Regeneron Healthcare Solutions, Inc. | $252.77 | 10 |
| Celltrion USA Inc. | $239.13 | 8 |
| Lilly USA, LLC | $191.13 | 4 |
What the 2025 payments were for
- Food and Beverage$2,078 · 76 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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