Rahul Nayani, MD
NPI 1144515115ActiveIndividual· Internal Medicine, Gastroenterology· Springfield, IL
Internal Medicine, Gastroenterology (MD) with Springfield Clinic, LLP, practicing in Springfield, Illinois. Their prescriptions cost Medicare Part D more than their services did: $1,210,936 for 1,366 claims, against $79,914 paid for services in 2024. Abbvie Inc. was the largest of 7 companies reporting payments in 2025, $671.73 in all, mostly food and beverage. Lists Jacksonville Memorial Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1144515115 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 17, 2011 |
| Last updated in NPPES | May 21, 2020 |
| Certified by provider | May 21, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 036142150 | 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 (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 264 |
|---|---|
| Services billed | 2,354 across 38 procedure codes |
| Paid by Medicare | $79,914 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,366 · 2,534 30-day fills |
|---|---|
| Patients | 338 |
| Total drug cost | $1,210,936 |
| Generic share | 79% of claims |
Education and affiliations
| Graduation year | 2007 |
|---|---|
| Medicare specialty | Gastroenterology |
Medical group
- Springfield Clinic, LLPSpringfield, IL · 687 clinicians
Hospital affiliations
- Jacksonville Memorial HospitalJacksonville, IL
- Mason District HospitalHavana, IL
- Memorial Medical CenterSpringfield, IL
- St Johns HospitalSpringfield, IL
- Taylorville Memorial HospitalTaylorville, IL
Industry payments (Open Payments)
- 2025$671.73 · 34 payments from 7 companies
- 2024$1,034 · 46 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $365.69 | 22 |
| Janssen Biotech, Inc. | $111.48 | 3 |
| Takeda Pharmaceuticals U.S.A., Inc. | $97.51 | 5 |
| Genzyme Corporation | $30.54 | 1 |
| Regeneron Healthcare Solutions, Inc. | $29.43 | 1 |
What the 2025 payments were for
- Food and Beverage$587.73 · 33 payments
- Education$84.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other gastroenterologists in Springfield
- 1033642509
- 1053623504
- 1124013636
- 1144636069
- 1154353217
- 1174623854
- 1407966690
- 1477048130
- 1497727234
- 1558413302
- 1578659496
- 1720171804
All 25 gastroenterologists in Springfield · All gastroenterologists in Illinois