Dr. Michael Koehler, MD
Cardiology (Cardiovascular Disease Physician)
- Medicare participating
At a glance
- Medical school
- University of Oklahoma College of Medicine (2009)
- Years since graduation
- 17
- In the NPI registry since
- 2009
- Medicare patients seen, 2024
- 2,206
The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is
Education and training
- 2009Medical school: University of Oklahoma College of Medicine
- 2009Registered with an NPI (national billing number; not a license date)
Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).
Specialties and state licenses
-
Cardiovascular Disease Physician primary
OK license 27213
As reported to the NPI registry. To confirm a license is current, check the state medical board.
Where they work
Hospitals
- O U Medical Center Oklahoma City, OK
- Mercy Hospital Oklahoma City, Inc Oklahoma City, OK
- Oklahoma Heart Hospital, LLC Oklahoma City, OK
- Oklahoma Heart Hospital South, LLC Oklahoma City, OK
- Mcbride Orthopedic Hospital Oklahoma City, OK
Medical groups
- Ohh Physicians LLC (133 clinicians)
- Mercy Hospital Oklahoma City, Inc (37 clinicians)
Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.
Medicare patients and services
- Medicare patients, 2024
- 2,206
- Services billed
- 3,786
- Patients’ average age
- 76
| Service | Times | Patients |
|---|---|---|
| Established patient office or other outpatient visit, 30-39 minutes | 1,373 | 866 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 1,012 | 876 |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 412 | 398 |
| New patient office or other outpatient visit, 45-59 minutes | 133 | 133 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 82 | 47 |
| Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes | 70 | 67 |
| New patient office or other outpatient visit, 30-44 minutes | 55 | 55 |
| Established patient office or other outpatient visit, 20-29 minutes | 51 | 46 |
| Ultrasound of heart, follow-up | 48 | 43 |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 48 | 48 |
Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.
Medicare prescriptions
Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.
Payments from drug and device companies
In 2025, 6 companies reported 37 payments worth $583 in total to this clinician.
| Pfizer Inc. | $171 |
|---|---|
| Boehringer Ingelheim Pharmaceuticals, Inc. | $163 |
| Amgen Inc. | $158 |
| AstraZeneca Pharmaceuticals LP | $56.88 |
| Abbott Laboratories | $17.85 |
| Novartis Pharmaceuticals Corporation | $16.83 |
| Food and Beverage | $583 |
|---|
From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.