Mark Walker, M.D.
NPI 1306819321 · Obstetrics & Gynecology Physician · Marshall, MI
Mark Walker, M.D. is a Obstetrics & Gynecology Physician provider in Marshall, MI (NPI 1306819321).
Provider details
- NPI number
- 1306819321
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 4301056472 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
Registry dates
- Enumerated
- 2006-02-09
- Last updated
- 2011-01-28
Frequently asked questions
- What is Mark Walker's NPI number?
- Mark Walker's National Provider Identifier (NPI) is 1306819321, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Walker's specialty?
- Mark Walker is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Walker located?
- Mark Walker's practice location on file with NPPES is 215 E Mansion St, Marshall, MI 49068-1559.
- What is Mark Walker's phone number?
- The practice phone number listed in the NPPES registry for Mark Walker is (269) 781-1183.
- Is Mark Walker's NPI active?
- Yes — Mark Walker's NPI (1306819321) is active in the NPPES registry as of the last update on 2011-01-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.