Individual Healthcare Provider
Carl M Williams, M.D.
Provider's NPPES record last updated: May 14, 2026
Overview
- Entity Type
- Individual Healthcare Provider
- NPI
- 1003971490
- Primary Specialty
- Internal Medicine — Critical Care Medicine
- Practice Location
- Fort Wayne, Indiana
- Sole Proprietor
- No
Federal Screening
NPISignal checked this NPI against federal exclusion sources. Results below are based on the NPI number itself — an identifier match, not a name match.
List of Excluded Individuals/Entities (LEIE)
HHS Office of Inspector General
No potential match was identified in NPISignal's indexed List of Excluded Individuals/Entities (LEIE) records as of 2026-09-10.
- Source data
- September 10, 2026
- Records indexed
- 84,001
- Screened
- Sep 18, 2026, 8:59 AM UTC
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
SAM.gov Exclusions
U.S. General Services Administration
SAM.gov Exclusions was not checked.
SAM.gov screening is not configured on this deployment. No SAM check has been performed.
- Screened
- Not checked
This is an NPI-based check only. NPISignal does not publish name-based exclusion matches on a provider profile. A shared or similar name is a lead that requires human review, not an identification, and this page is not the place to make one. Run a name-based screening below to see potential matches with the reasons for each.
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
Searches OIG LEIE and SAM.gov by name and reviews every potential match.
Specialties & Taxonomies
- Primary
Internal Medicine
Critical Care Medicine
Allopathic & Osteopathic Physicians
An internist who diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.
Taxonomy code 207RC0200X Internal Medicine
Pulmonary Disease
Allopathic & Osteopathic Physicians
An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.
Taxonomy code 207RP1001X
Provider-Reported License Information
- Internal Medicine (Wisconsin)
- 60181-20
- Internal Medicine (Pennsylvania)
- MD434996
- Internal Medicine (Maine)
- 016380
- Internal Medicine (Wisconsin)
- 60181-20
- Internal Medicine (Indiana)
- 01064129A
- Internal Medicine (Indiana)
- 01064129A
- Internal Medicine (Pennsylvania)
- MD434996
- Internal Medicine (Maine)
- 016380
Practice Locations
Practice Location
11104 Parkview Circle Dr
Fort Wayne, Indiana 46845-1672
Phone: (260) 373-9700
Additional Practice Location
3400 Ministry Pkwy
Weston, Wisconsin 54476-5220
Phone: (715) 393-1000
Additional Practice Location
1001 E Primrose St
Springfield, Missouri 65807-5155
Phone: (417) 875-3000
Additional Practice Location
1000 Mineral Point Ave
Janesville, Wisconsin 53548-2940
Phone: (608) 756-6868
Fax: (608) 756-6289
Record Information
- Enumeration Date
- December 26, 2006
- Provider's NPPES Record Last Updated
- May 14, 2026
- Certification Date
- May 14, 2026
- NPISignal NPPES Dataset
- August 2026
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