DR. CHRISTOPHER M RUTHRUFF (M.D.) – Family Medicine Physician, NPI 1831144179
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,432 FAMILY PRACTICE in MI
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Provider Addresses for DR. CHRISTOPHER M RUTHRUFF (M.D.)
550, East Washington Street, Prairie, Ionia, Ionia Township, Ionia County, Michigan, 48846, United States
STE 205
IONIA, MI 488462202
Phone: (616) 527-8293
Fax: (616) 527-5718
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 94 Open Payments records for all available years, with a total value of $1,750.
Total Amount is formed as General ($1,750) + Research ($0) + Ownership ($0) = $1,750.
Last reported payment date: 2024-12-13 • Largest payer in this snapshot: Novo Nordisk Inc ($257).
Total Amount
$1,750
General + Research + Ownership
Payments
94
Total payment records
General Amount
$1,750
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-13
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Novo Nordisk Inc | $257 |
| Lundbeck LLC | $99 |
| PFIZER INC. | $91 |
| Lilly USA, LLC | $85 |
| GlaxoSmithKline, LLC. | $85 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2010-04-23
PECOS data refreshed: 2026-06-15
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20100423000517 | I | Family Practice | MI | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 48846)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | MI | |
| - | MI | |
| Nurse Practitioner | MI | |
| Orthopedic Surgery | MI | |
| Hand Surgery, Plastic And Reconstructive Surgery | MI | |
| Nurse Practitioner | MI | |
| G A S T R O E N T E R O L O G Y | MI | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MI | |
| Nurse Practitioner | MI | |
| General Surgery | MI |
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