Michael Koehler, MD
NPI 1902031487ActiveIndividual· Internal Medicine, Cardiovascular Disease· Oklahoma City, OK
Internal Medicine, Cardiovascular Disease (MD) in Oklahoma City, Oklahoma, trained at University of Oklahoma College of Medicine (class of 2009). Their prescriptions cost Medicare Part D more than their services did: $1,366,534 for 8,237 claims, against $162,398 paid for services in 2024. Pfizer Inc. was the largest of 6 companies reporting payments in 2025, $583.36 in all, mostly food and beverage.
Overview
| NPI | 1902031487 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 27, 2009 |
| Last updated in NPPES | Jun 6, 2022 |
| Certified by provider | Jun 6, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 27213 | OK |
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) (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 2,206 |
|---|---|
| Services billed | 3,786 across 51 procedure codes |
| Paid by Medicare | $162,398 |
Part D prescriptions in 2024
| Prescriptions (claims) | 8,237 · 20,917 30-day fills |
|---|---|
| Patients | 1,031 |
| Total drug cost | $1,366,534 |
| Generic share | 83% of claims |
Education and affiliations
| Medical school | University of Oklahoma College of Medicine |
|---|---|
| Graduation year | 2009 |
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Secondary specialties | Internal Medicine |
Medical groups
- Ohh Physicians LLCOklahoma City, OK · 133 clinicians
- Mercy Hospital Oklahoma City, IncOklahoma City, OK · 37 clinicians
Hospital affiliations
- McBride Orthopedic HospitalOklahoma City, OK
- Mercy Hospital Oklahoma City, IncOklahoma City, OK
- O U Medical CenterOklahoma City, OK
- Oklahoma Heart Hospital South, LLCOklahoma City, OK
- Oklahoma Heart Hospital, LLCOklahoma City, OK
Industry payments (Open Payments)
- 2025$583.36 · 37 payments from 6 companies
- 2024$725.27 · 55 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $170.94 | 13 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $163.03 | 10 |
| Amgen Inc. | $157.83 | 9 |
| Astrazeneca Pharmaceuticals LP | $56.88 | 3 |
| Abbott Laboratories | $17.85 | 1 |
What the 2025 payments were for
- Food and Beverage$583.36 · 37 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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