DR. CARL MARC WILLIAMS M.D. NPI 1003971490

NPI Information

  • NPI: 1003971490
  • Provider Name: DR. CARL MARC WILLIAMS, M.D.
  • Classification: Internal Medicine - 207RP1001X
  • Specialization: Pulmonary Disease
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 11104 PARKVIEW CIRCLE DR
    FORT WAYNE, IN
    ZIP 46845
  • Phone: (260) 373-9700

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NPI Details

DR. Carl Marc Williams, M.D. is a pulmonary disease internal medicine in Fort Wayne, IN with 31 years of experience. The provider is 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. DR. Carl Marc Williams, M.D. NPI is 1003971490. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

Education
Medical School: UNIVERSITY OF MARYLAND SCHOOL OF MEDICINE
Graduation Year:1995

The provider's business location address is:

11104 PARKVIEW CIRCLE DR
FORT WAYNE, IN
ZIP 46845-672
Phone: (260) 373-9700
Fax: (260) 373-9740

The NPI 1003971490 is registered in the Medicare Provider, Enrollment, Chain and Ownership System (PECOS). The provider is legally eligible to order and refer Part B (Clinical Laboratory and Imaging), Durable Medical Equipment, Part A Home Health Agency (HHA), Power Mobility Devices.

The following top HCPCS codes were publicly reported for this provider under the Medicare program for the year 2016. The reported codes are based on the top codes for each available Medicare specialty, excluding evaluation and management codes.

  • Follow-up hospital inpatient care per day, typically 35 minutes (HCPCS:99233)
  • Follow-up hospital inpatient care per day, typically 25 minutes (HCPCS:99232)
  • Critical care, first 30-74 minutes (HCPCS:99291)
  • Initial hospital inpatient care per day, typically 30 minutes (HCPCS:99221)
  • Initial hospital inpatient care per day, typically 50 minutes (HCPCS:99222)

The enumeration date for this NPI number is 12/26/2006 and was last updated on 8/29/2023.

Taxonomy Codes

The NPI record includes the healthcare provider taxonomy classification, state license number and state of licensure. The following information regarding the scope of practice of this provider is available:

No. Taxonomy Code Taxonomy Clasification Taxonomy Specialization License Number License State Primary
1207RC0200XInternal MedicineCritical Care Medicine016380MAINENo
2207RC0200XInternal MedicineCritical Care MedicineMD434996PENNSYLVANIANo
3207RC0200XInternal MedicineCritical Care Medicine60181-20WISCONSINNo
4207RC0200XInternal MedicineCritical Care Medicine01064129AINDIANANo
5207RP1001XInternal MedicinePulmonary Disease016380MAINENo
6207RP1001XInternal MedicinePulmonary DiseaseMD434996PENNSYLVANIANo
7207RP1001XInternal MedicinePulmonary Disease60181WISCONSINNo
8207RP1001XInternal MedicinePulmonary Disease60181-20WISCONSINNo
9207RP1001XInternal MedicinePulmonary Disease01064129AINDIANAYes

Other Identifiers

The following information regarding additional identifiers associated to this NPI record includes the other identifier number, identifier type, identifier state and issuer.

No. Other Provider Identifier Other Provider Identifier Type Other Provider Identifier State Other Provider Identifier Issuer
12051760OTHERPENNSYLVANIAHIGHMARK BLUE SHIELD
2200869120MEDICAIDINDIANA
31003971490MEDICAIDWISCONSIN
41021751160001MEDICAIDPENNSYLVANIA
5000000528048OTHERINDIANAANTHEM PROVIDER NUMBER
6823273OTHERPENNSYLVANIAFIRST PRIORITY HEALTH
7PENDINGOTHERINDIANAPHCS PID NUMBER

What is NPI?

NPI stands for National Provider Identifier. The NPI is a 10-digit identification number that is completely unique. The NPI number by itself does not contain any identifiable information such as a provider’s speciality or location. The NPI is assigned to individuals or organizacions for their lifespan and it is independent of key provider information type updates like a change of practices, location or speciality.

This page was last updated on: 11/21/2025

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