James Williams, MD
NPI 1578598975 · Anatomic Pathology & Clinical Pathology Physician · Milwaukee, WI
James Williams, MD is a Anatomic Pathology & Clinical Pathology Physician provider in Milwaukee, WI (NPI 1578598975).
Provider details
- NPI number
- 1578598975
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 23601 (WI)
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
19 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
- 2006-07-12
- Last updated
- 2010-07-09
Frequently asked questions
- What is James Williams's NPI number?
- James Williams's National Provider Identifier (NPI) is 1578598975, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Williams's specialty?
- James Williams is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is James Williams located?
- James Williams's practice location on file with NPPES is 2900 W Oklahoma Ave, Milwaukee, WI 53215-4330.
- What is James Williams's phone number?
- The practice phone number listed in the NPPES registry for James Williams is (414) 649-6831.
- Is James Williams's NPI active?
- Yes — James Williams's NPI (1578598975) is active in the NPPES registry as of the last update on 2010-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.