Keith Mankowitz, MD
NPI 1598783938ActiveIndividual· Internal Medicine, Cardiovascular Disease· Chesterfield, MO
Internal Medicine, Cardiovascular Disease (MD) with Heart Health Specialists, LLC, practicing in Chesterfield, Missouri. Their prescriptions cost Medicare Part D more than their services did: $4,125,594 for 14,907 claims, against $201,833 paid for services in 2024. Boston Scientific Corporation was the largest of 24 companies reporting payments in 2025, $2,414 in all, mostly food and beverage. Lists Alton Memorial Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1598783938 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 17, 2006 |
| Last updated in NPPES | Jul 3, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 101799 | MO |
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) (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,042 |
|---|---|
| Services billed | 2,738 across 24 procedure codes |
| Paid by Medicare | $201,833 |
Part D prescriptions in 2024
| Prescriptions (claims) | 14,907 · 35,168 30-day fills |
|---|---|
| Patients | 1,503 |
| Total drug cost | $4,125,594 |
| Generic share | 77% of claims |
Education and affiliations
| Graduation year | 1987 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Secondary specialties | Internal Medicine |
Medical group
- Heart Health Specialists, LLCChesterfield, MO · 11 clinicians
Hospital affiliations
- Alton Memorial HospitalAlton, IL
- Deaconess Illinois CrossroadsMount Vernon, IL
- Good Samaritan Regional Hlth CenterMount Vernon, IL
- Memorial HospitalBelleville, IL
- St Lukes HospitalChesterfield, MO
Industry payments (Open Payments)
- 2025$2,414 · 155 payments from 24 companies
- 2024$1,776 · 118 payments from 25 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $337.89 | 12 |
| Novartis Pharmaceuticals Corporation | $244.74 | 26 |
| Novo Nordisk Inc | $197.29 | 16 |
| Amgen Inc. | $196.49 | 14 |
| Pfizer Inc. | $180.26 | 11 |
What the 2025 payments were for
- Food and Beverage$2,376 · 153 payments
- Education$37.70 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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