Michael Welker, MD
NPI 1861648982 · Anatomic Pathology & Clinical Pathology Physician · Chicago, IL
Michael Welker, MD is a Anatomic Pathology & Clinical Pathology Physician provider in Chicago, IL (NPI 1861648982).
Provider details
- NPI number
- 1861648982
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 125049775 (IL)
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
17 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
- 2008-08-08
- Last updated
- 2008-08-08
Frequently asked questions
- What is Michael Welker's NPI number?
- Michael Welker's National Provider Identifier (NPI) is 1861648982, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Welker's specialty?
- Michael Welker is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Welker located?
- Michael Welker's practice location on file with NPPES is 1750 W Harrison St Ste 570, Chicago, IL 60612-3825.
- What is Michael Welker's phone number?
- The practice phone number listed in the NPPES registry for Michael Welker is (312) 942-5260.
- Is Michael Welker's NPI active?
- Yes — Michael Welker's NPI (1861648982) is active in the NPPES registry as of the last update on 2008-08-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.