Mark Andrew Gromski, MD
NPI 1255625679ActiveIndividual· Internal Medicine, Gastroenterology· Indianapolis, IN
Internal Medicine, Gastroenterology (MD) with Iu Health Medical Group LLC, practicing in Indianapolis, Indiana. In 2024 Medicare paid $49,559 for 203 patients, and Part D covered 158 of their prescriptions, 89% of them generic. Boston Scientific Corporation was the largest of 5 companies reporting payments in 2025, $41,702 in all, mostly speaking and faculty fees. Lists Indiana University Health as a hospital affiliation.
Overview
| NPI | 1255625679 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 2, 2011 |
| Last updated in NPPES | Mar 12, 2025 |
| Certified by provider | Mar 12, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 01073629A | IN |
| Internal Medicine | 207R00000X | 248129 | MA |
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 - Gastroenterology (IN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 203 |
|---|---|
| Services billed | 497 across 53 procedure codes |
| Paid by Medicare | $49,559 |
Part D prescriptions in 2024
| Prescriptions (claims) | 158 · 228 30-day fills |
|---|---|
| Patients | 79 |
| Total drug cost | $73,141 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
Medical group
- Iu Health Medical Group LLCIndianapolis, IN · 4,462 clinicians
Hospital affiliation
- Indiana University HealthIndianapolis, IN
Industry payments (Open Payments)
- 2025$41,702 · 51 payments from 5 companies
- 2024$39,560 · 43 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $20,748 | 31 |
| Wilson Cook Medical Incorporated | $19,272 | 9 |
| Cook Medical LLC | $1,492 | 9 |
| Conmed Corporation | $130.91 | 1 |
| Omega Medical Imaging, LLC | $60.64 | 1 |
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$36,210 · 13 payments
- Travel and Lodging$3,179 · 12 payments
- Food and Beverage$1,348 · 24 payments
- Consulting Fee$965.00 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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