MATTHEW J. MARQUART DO
NPI 1164610960
Orthopaedic Surgery in Grand Blanc, MI
About Matthew J. Marquart Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MATTHEW J. MARQUART DO (NPI 1164610960) is an individual orthopaedic surgery provider in Grand Blanc, Michigan, licensed in Michigan (5101016717) and active in the NPI registry since October 2007. He is enrolled in Medicare PECOS, is affiliated with Bronson Battle Creek Hospital, and maintains a secondary practice location in Battle Creek.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 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 (PECOS)
Matthew J. Marquart Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
5Medicare enrollment records show Matthew Marquart reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Grand Blanc, MI 48439
- Reassigned Medicare billing, Michigan enrollment
- 10 clinicians in this Medicare group
Grand Blanc, MI 48439
- Reassigned Medicare billing, Michigan enrollment
- 5 clinicians in this Medicare group
Homer, MI 49245
- Reassigned Medicare billing, Michigan enrollment
- 168 clinicians in this Medicare group
Battle Creek, MI 49017
- Reassigned Medicare billing, Michigan enrollment
- 557 clinicians in this Medicare group
Mc Bain, MI 49657
- Reassigned Medicare billing, Michigan enrollment
- 168 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 18
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Bronson Battle Creek Hospital
Acute Care Hospitals · Battle Creek, MIAscension Genesys Hospital
Acute Care Hospitals · Grand Blanc, MIOaklawn Hospital
Acute Care Hospitals · Marshall, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48439 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 16
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
GRAND BLANC, MI 48439
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 Matthew Marquart's NPI number?
The NPI number for Matthew Marquart is 1164610960. It was assigned to this individual provider in the NPPES registry on October 5, 2007.
Where is Matthew Marquart located?
Matthew Marquart practices at 861 Health Park Blvd, Grand Blanc, MI 48439. The listed phone number is (810) 953-0500.
What is Matthew Marquart's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.
Is Matthew Marquart enrolled in Medicare?
Yes. Matthew Marquart is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Matthew Marquart's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Matthew Marquart reassigns Medicare benefits to 5 organizations: Greater Flint Sports Medicine Center (Grand Blanc, MI), Ortho Xpress PLLC (Grand Blanc, MI), Ella E M Brown Charitable Circle (Homer, MI), Bronson Battle Creek Hospital (Battle Creek, MI) and Munson Healthcare Otsego Memorial Hospital (Mc Bain, 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 Matthew Marquart's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Matthew Marquart accept?
Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, Priority Health and UnitedHealthcare list Matthew Marquart 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 Matthew Marquart affiliated with any hospitals?
According to CMS data, Matthew Marquart is affiliated with Bronson Battle Creek Hospital, Ascension Genesys Hospital and Oaklawn Hospital.
When was this NPI record last updated?
The NPPES record for Matthew Marquart was last updated on December 29, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.