Mark Stewart MD
NPI 1073930822 · Orthopaedic Surgery Physician · Bay City, MI
Mark Stewart MD is a Orthopaedic Surgery Physician organization in Bay City, MI (NPI 1073930822).
Provider details
- NPI number
- 1073930822
- Entity type
- Organization
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Andrea Groulx, Office Manager(989) 894-1111
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Other names (DBA / former)
- Doing business as
- Mark Stewart MD
Registry dates
- Enumerated
- 2014-03-18
- Last updated
- 2025-11-18
- Certified
- 2025-11-18
Frequently asked questions
- What is Mark Stewart MD's NPI number?
- Mark Stewart MD's National Provider Identifier (NPI) is 1073930822, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mark Stewart MD?
- Mark Stewart MD is classified in the NPPES registry as Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Stewart MD located?
- Mark Stewart MD's practice location on file with NPPES is 4 Columbus Ave Ste 360, Bay City, MI 48708-6476.
- What is Mark Stewart MD's phone number?
- The practice phone number listed in the NPPES registry for Mark Stewart MD is (989) 894-1111.
- Who is the authorized official for Mark Stewart MD?
- The authorized official listed on Mark Stewart MD's NPPES record is Andrea Groulx, Office Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mark Stewart MD's NPI active?
- Yes — Mark Stewart MD's NPI (1073930822) is active in the NPPES registry as of the last update on 2025-11-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.