Mark Montgomery
NPI 1295438877 · Anatomic Pathology & Clinical Pathology Physician · Chicago, IL
Mark Montgomery is a Anatomic Pathology & Clinical Pathology Physician provider in Chicago, IL (NPI 1295438877).
Provider details
- NPI number
- 1295438877
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2023-03-23
- Last updated
- 2023-06-22
- Certified
- 2023-06-22
Frequently asked questions
- What is Mark Montgomery's NPI number?
- Mark Montgomery's National Provider Identifier (NPI) is 1295438877, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Montgomery's specialty?
- Mark Montgomery is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Montgomery located?
- Mark Montgomery's practice location on file with NPPES is 251 E Huron St, Chicago, IL 60611-3055.
- What is Mark Montgomery's phone number?
- The practice phone number listed in the NPPES registry for Mark Montgomery is (312) 926-2000.
- Is Mark Montgomery's NPI active?
- Yes — Mark Montgomery's NPI (1295438877) is active in the NPPES registry as of the last update on 2023-06-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.