James Matthew Diener, D.O.
NPI 1588004915ActiveIndividual· Internal Medicine· Cadillac, MI
Internal Medicine (D.O.) in Cadillac, Michigan, trained at Michigan State University College of Osteopathic Medicine (class of 2013). Part D covered 10,860 prescriptions written in 2024, 85% of them generic. Novo Nordisk Inc was the largest of 5 companies reporting payments in 2024, $116.40 in all, mostly food and beverage.
Overview
| NPI | 1588004915 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | Yes |
| NPI issued | Jun 29, 2013 |
| Last updated in NPPES | Nov 23, 2020 |
| Certified by provider | Nov 23, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 5101020738 | MI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (MI) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 10,860 · 23,539 30-day fills |
|---|---|
| Patients | 569 |
| Total drug cost | $1,301,897 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | Michigan State University College of Osteopathic Medicine |
|---|---|
| Graduation year | 2013 |
| Medicare specialty | Internal Medicine |
Medical group
- Munson Healthcare CadillacCadillac, MI · 103 clinicians
Hospital affiliations
- Corewell Health Reed City HospitalReed City, MI
- Munson Healthcare Cadillac HospitalCadillac, MI
- Munson Healthcare Grayling HospitalGrayling, MI
- Munson Healthcare Otsego Memorial HospitalGaylord, MI
- Munson Medical CenterTraverse City, MI
Other facilities
- Munson Home CareHome health agency · Traverse City, MI
Industry payments (Open Payments)
- 2024$116.40 · 6 payments from 5 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $38.03 | 2 |
| Abbvie Inc. | $23.60 | 1 |
| Mylan Specialty L.P. | $20.65 | 1 |
| Otsuka America Pharmaceutical, Inc. | $18.07 | 1 |
| Lilly USA, LLC | $16.05 | 1 |
What the 2024 payments were for
- Food and Beverage$116.40 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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