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MARK STEWART MD
NPI 1073930822
Orthopaedic Surgery in Bay City, MI

Active since March 18, 2014
4 COLUMBUS AVE STE 360, BAY CITY, MI 48708(989) 894-1111 Get Directions Write a Review

NPPES record last updated: November 18, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Nov 18, 2025, Apr 14, 2021 (2 updates tracked since 2021).

About Mark Stewart Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARK STEWART MD (NPI 1073930822) is a healthcare organization registered as an orthopaedic surgery in Bay City, Michigan and active in the NPI registry since March 2014. The organization lists Andrea Groulx, Office Manager, as its authorized official.

NPPES Registry Identity

NPI1073930822
Entity TypeOrganization
Primary Taxonomy207X00000X
Legal Business NameMARK STEWART MD
Location Address4 COLUMBUS AVE STE 360Bay City, MI 48708-6476
Mailing Address4 Columbus Ave Ste 360Bay City, MI 48708-6476 · (989) 894-1111 · Fax (989) 894-2994
Phone(989) 894-1111
Organization SubpartNo
Authorized OfficialAndrea GroulxOffice Manager · (989) 894-1111
Enumeration DateMarch 18, 2014
Last NPPES UpdateNovember 18, 20252 updates tracked since enumeration
NPPES CertifiedNovember 18, 2025
✔ NPI 1073930822 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOrthopaedic SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207X00000X
Definition
An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.
4 COLUMBUS AVE STE 360, Bay City, MI 48708
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Other Names 1

Doing Business AsMark Stewart Md

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross Blue Shield of Michigan Mutual Insurance Company.Insurance ›

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. MARK C STEWART M.D.
Neuromusculoskeletal Medicine, Sports Medicine
4 COLUMBUS AVE STE 360
BAY CITY, MI 48708
Bay County (989) 894-1111

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 Mark Stewart MD's NPI number?

The NPI number for Mark Stewart MD is 1073930822. It was assigned to this organization in the NPPES registry on March 18, 2014.

Where is Mark Stewart MD located?

Mark Stewart MD is located at 4 Columbus Ave Ste 360, Bay City, MI 48708. The listed phone number is (989) 894-1111.

What is Mark Stewart MD's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.

What insurance does Mark Stewart MD accept?

Health plans from Blue Cross Blue Shield of Michigan Mutual Insurance Company list Mark Stewart MD 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.

When was this NPI record last updated?

The NPPES record for Mark Stewart MD was last updated on November 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.