Christopher M. Ruthruff, M.D.
NPI 1831144179ActiveIndividual· Family Medicine· Ionia, MI
Family Medicine (M.D.) with Sparrow Ionia Hospital, practicing in Ionia, Michigan. Part D covered 7,946 prescriptions written in 2024, 87% of them generic. Novo Nordisk Inc was the largest of 17 companies reporting payments in 2025, $941.77 in all, mostly food and beverage. Lists Edward W Sparrow Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1831144179 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 24, 2006 |
| Last updated in NPPES | Jan 19, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | CR070864 | 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 - Family Practice (MI) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 7,946 · 17,214 30-day fills |
|---|---|
| Patients | 507 |
| Total drug cost | $839,881 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 1997 |
|---|---|
| Medicare specialty | Family Practice |
Medical group
- Sparrow Ionia HospitalIonia, MI · 42 clinicians
Hospital affiliations
- Edward W Sparrow HospitalLansing, MI
- Sparrow Ionia HospitalIonia, MI
Other facilities
- Sparrow Home CareHome health agency · Lansing, MI
Industry payments (Open Payments)
- 2025$941.77 · 45 payments from 17 companies
- 2024$1,013 · 54 payments from 21 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $216.94 | 10 |
| Abbvie Inc. | $140.34 | 7 |
| Otsuka America Pharmaceutical, Inc. | $135.00 | 6 |
| Astrazeneca Pharmaceuticals LP | $78.10 | 4 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $50.36 | 2 |
What the 2025 payments were for
- Food and Beverage$941.77 · 45 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 19 family medicine physicians in Ionia · All family medicine physicians in Michigan