Ryan Jamoua, M.D.
NPI 1255695987ActiveIndividual· Internal Medicine, Cardiovascular Disease· Kalamazoo, MI
Internal Medicine, Cardiovascular Disease (M.D.) with Ascension Medical Group Promed and 1 other group, practicing in Kalamazoo, Michigan. Their prescriptions cost Medicare Part D more than their services did: $1,369,243 for 8,032 claims, against $88,962 paid for services in 2024. Medtronic, Inc. was the largest of 3 companies reporting payments in 2025, $85.08 in all, mostly food and beverage. Lists Ascension Borgess Lee Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1255695987 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 27, 2012 |
| Last updated in NPPES | Jun 26, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 4301100962 | MI |
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) (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 965 |
|---|---|
| Services billed | 2,103 across 37 procedure codes |
| Paid by Medicare | $88,962 |
Part D prescriptions in 2024
| Prescriptions (claims) | 8,032 · 18,530 30-day fills |
|---|---|
| Patients | 1,012 |
| Total drug cost | $1,369,243 |
| Generic share | 83% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Secondary specialties | Internal Medicine |
Medical groups
- Ascension Medical Group PromedKalamazoo, MI · 262 clinicians
- Ascension Borgess HospitalKalamazoo, MI · 37 clinicians
Hospital affiliations
- Ascension Borgess Lee HospitalDowagiac, MI
- Borgess Medical CenterKalamazoo, MI
- Bronson Methodist HospitalKalamazoo, MI
- Sturgis HospitalSturgis, MI
- Three Rivers HealthThree Rivers, MI
Other facilities
- Beacon PlainwellLong-term care hospital · Plainwell, MI
Industry payments (Open Payments)
- 2025$85.08 · 3 payments from 3 companies
- 2024$61.90 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $36.13 | 1 |
| Pfizer Inc. | $29.03 | 1 |
| E.R. Squibb & Sons, L.L.C. | $19.92 | 1 |
What the 2025 payments were for
- Food and Beverage$85.08 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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