Michelle Srisuwananukorn, M.D.
NPI 1609160464ActiveIndividual· Internal Medicine, Gastroenterology· Munster, IN
Internal Medicine, Gastroenterology (M.D.) in Munster, Indiana, trained at Indiana University School of Medicine (class of 2011). Their prescriptions cost Medicare Part D more than their services did: $1,564,179 for 1,246 claims, against $117,927 paid for services in 2024. Abbvie Inc. was the largest of 15 companies reporting payments in 2025, $1,377 in all, mostly food and beverage.
Overview
| NPI | 1609160464 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 8, 2011 |
| Last updated in NPPES | Jul 21, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 01078489A | IN |
| Internal Medicine | 207R00000X | 125059528 | IL |
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 | 651 |
|---|---|
| Services billed | 1,269 across 36 procedure codes |
| Paid by Medicare | $117,927 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,246 · 2,514 30-day fills |
|---|---|
| Patients | 451 |
| Total drug cost | $1,564,179 |
| Generic share | 75% of claims |
Education and affiliations
| Medical school | Indiana University School of Medicine |
|---|---|
| Graduation year | 2011 |
| Medicare specialty | Gastroenterology |
Medical group
- Community Care Network IncMunster, IN · 379 clinicians
Hospital affiliations
- Community HospitalMunster, IN
- St Catherine Hospital IncEast Chicago, IN
- St Mary Medical Center IncHobart, IN
Other facilities
- Powers Health Rehabilitation CenterInpatient rehabilitation facility · Crown Point, IN
Industry payments (Open Payments)
- 2025$1,377 · 93 payments from 15 companies
- 2024$1,562 · 113 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $368.67 | 29 |
| Takeda Pharmaceuticals U.S.A., Inc. | $198.64 | 16 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $190.11 | 15 |
| Janssen Biotech, Inc. | $139.42 | 12 |
| Olympus America Inc. | $122.26 | 1 |
What the 2025 payments were for
- Food and Beverage$1,377 · 93 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 21 gastroenterologists in Munster · All gastroenterologists in Indiana