DR. STEVEN D RIMAR MD
NPI 1205818994
Surgery - Vascular Surgery in Grosse Pointe, MI
About Dr. Steven D Rimar Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. STEVEN D RIMAR MD (NPI 1205818994) is an individual vascular surgery provider in Grosse Pointe, Michigan, licensed in Michigan (4301048582) and active in the NPI registry since November 2005. He is enrolled in Medicare PECOS, is affiliated with Beaumont Hospital - Grosse Pointe, and maintains a secondary practice location in Traverse City.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Steven D Rimar Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Steven Rimar reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Royal Oak, MI 48073
- Reassigned Medicare billing, Michigan enrollment
- 1,030 clinicians in this Medicare group
Rochester, MI 48307
- Reassigned Medicare billing, Michigan enrollment
- 59 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 6
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Beaumont Hospital - Grosse Pointe
Acute Care Hospitals · Grosse Pointe, MIBeaumont Hospital Royal Oak
Acute Care Hospitals · Royal Oak, MIBeaumont Hospital - Farmington Hills
Acute Care Hospitals · Farmington Hills, MIAscension St John Hospital
Acute Care Hospitals · Detroit, MIBeaumont Hospital, Troy
Acute Care Hospitals · Troy, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48230 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 8
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
GROSSE POINTE, MI 48230
GROSSE POINTE, MI 48230
GROSSE POINTE, MI 48230
GROSSE POINTE, MI 48230
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Steven Rimar's NPI number?
The NPI number for Steven Rimar is 1205818994. It was assigned to this individual provider in the NPPES registry on November 17, 2005.
Where is Steven Rimar located?
Steven Rimar practices at 16815 E Jefferson Ave Ste 240, Grosse Pointe, MI 48230. The listed phone number is (313) 473-4690.
What is Steven Rimar's specialty?
The primary specialty registered for this NPI is Surgery, specializing in Vascular Surgery, with taxonomy code 2086S0129X.
Is Steven Rimar enrolled in Medicare?
Yes. Steven Rimar is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Steven Rimar's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Steven Rimar reassigns Medicare benefits to 2 organizations: Beaumont Medical Group- Specialty Services (Royal Oak, MI) and Henry Ford Health Rochester Hospital (Rochester, MI). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Steven Rimar's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Steven Rimar accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company and 2 other insurers list Steven Rimar as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Steven Rimar affiliated with any hospitals?
According to CMS data, Steven Rimar is affiliated with Beaumont Hospital - Grosse Pointe, Beaumont Hospital Royal Oak, Beaumont Hospital - Farmington Hills, Ascension St John Hospital and Beaumont Hospital, Troy.
When was this NPI record last updated?
The NPPES record for Steven Rimar was last updated on February 21, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. Steven D Rimar, MD · NPI 1205818994
Vascular Surgery physician in Grosse Pointe, Michigan. Individual provider, active in the CMS NPPES registry since November 17, 2005.
## Identity
- **NPI:** 1205818994 (Entity type: Individual)
- **Enumerated:** November 17, 2005
- **Primary specialty:** Surgery - Vascular Surgery · taxonomy 2086S0129X
- **State license:** 4301048582 (Michigan)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 16815 E JEFFERSON AVE STE 240, Grosse Pointe, MI 48230-1923
- **Phone:** (313) 473-4690
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Beaumont Medical Group- Specialty Services (NPI 1578072906, Royal Oak, MI); Henry Ford Health Rochester Hospital (NPI 1184747263, Rochester, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Michigan Medical School, class of 1980
## Record status
- **NPPES last updated:** February 21, 2025
- **Other identifiers:** Medicaid 4255830-10 (MI)
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Source: [NPI Profile](https://npiprofile.com/npi/1205818994) · Data from the CMS NPPES public registry.