David Lee Blemker, M.D.
NPI 1093829236ActiveIndividual· Internal Medicine, Cardiovascular Disease· Bloomington, IN
Internal Medicine, Cardiovascular Disease (M.D.) in Bloomington, Indiana, trained at Indiana University School of Medicine (class of 1985). Their prescriptions cost Medicare Part D more than their services did: $1,697,148 for 7,512 claims, against $73,867 paid for services in 2024. Amgen Inc. was the largest of 10 companies reporting payments in 2025, $307.29 in all, mostly food and beverage.
Overview
| NPI | 1093829236 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 17, 2006 |
| Last updated in NPPES | Apr 7, 2026 |
| Certified by provider | Apr 7, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 01035286A | IN |
| Internal Medicine | 207R00000X | 01035286A | 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 | 651 |
|---|---|
| Services billed | 1,355 across 23 procedure codes |
| Paid by Medicare | $73,867 |
Part D prescriptions in 2024
| Prescriptions (claims) | 7,512 · 18,964 30-day fills |
|---|---|
| Patients | 973 |
| Total drug cost | $1,697,148 |
| Generic share | 82% of claims |
Education and affiliations
| Medical school | Indiana University School of Medicine |
|---|---|
| Graduation year | 1985 |
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Secondary specialties | Internal Medicine |
Hospital affiliations
- Columbus Regional HospitalColumbus, IN
- Franciscan Health IndianapolisIndianapolis, IN
- Franciscan Health MooresvilleMooresville, IN
- Hendricks Regional HealthDanville, IN
- Indiana University HealthIndianapolis, IN
Industry payments (Open Payments)
- 2025$307.29 · 18 payments from 10 companies
- 2024$735.73 · 38 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $85.25 | 5 |
| Astrazeneca Pharmaceuticals LP | $53.35 | 3 |
| Novartis Pharmaceuticals Corporation | $36.75 | 2 |
| E.R. Squibb & Sons, L.L.C. | $34.50 | 2 |
| Kestra Medical Technology Services, Inc. | $22.83 | 1 |
What the 2025 payments were for
- Food and Beverage$307.29 · 18 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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