Gregory S. Heumann, M.D.
NPI 1770588568ActiveIndividual· Internal Medicine, Cardiovascular Disease· Bloomington, IN
Internal Medicine, Cardiovascular Disease (M.D.) in Bloomington, Indiana, trained at Indiana University School of Medicine (class of 1991). Their prescriptions cost Medicare Part D more than their services did: $954,825 for 6,268 claims, against $106,259 paid for services in 2024. Abbott Laboratories was the largest of 3 companies reporting payments in 2025, $63.77 in all, mostly food and beverage.
Overview
| NPI | 1770588568 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 17, 2005 |
| Last updated in NPPES | Dec 15, 2020 |
| Certified by provider | Dec 15, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 01048795A | IN |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Cardiovascular Disease (Cardiology) (IN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 2,162 |
|---|---|
| Services billed | 3,583 across 45 procedure codes |
| Paid by Medicare | $106,259 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,268 · 14,643 30-day fills |
|---|---|
| Patients | 682 |
| Total drug cost | $954,825 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | Indiana University School of Medicine |
|---|---|
| Graduation year | 1991 |
| Medicare specialty | Cardiovascular Disease (Cardiology) |
Medical groups
- Iu Health Medical Group LLCIndianapolis, IN · 4,462 clinicians
- Indiana University Health Southern Indiana Physicians LLCBloomington, IN · 463 clinicians
Hospital affiliations
- Greene County General HospitalLinton, IN
- Indiana University HealthIndianapolis, IN
- Indiana University Health Bedford HospitalBedford, IN
- Indiana University Health Bloomington HospitalBloomington, IN
- Indiana University Health Paoli HospitalPaoli, IN
Industry payments (Open Payments)
- 2025$63.77 · 3 payments from 3 companies
- 2024$53.28 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $24.16 | 1 |
| Boston Scientific Corporation | $20.96 | 1 |
| Pfizer Inc. | $18.65 | 1 |
What the 2025 payments were for
- Food and Beverage$63.77 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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