WILLIAM C CRELIN MD NPI 1447213475

NPI Information

  • NPI: 1447213475
  • Provider Name: WILLIAM C CRELIN, MD
  • Classification: Internal Medicine - 207RE0101X
  • Specialization: Endocrinology, Diabetes & Metabolism
  • Entity Type: Individual
  • Address: 721 AMERICAN AVE STE 509
    PROHEALTH CARE MEDICAL ASSOCIATES WMH ENDOCRINOLOGY
    WAUKESHA, WI
    ZIP 53188
  • Phone: (262) 928-9190

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NPI Details

William C Crelin, MD is an endocrinology and diabetes and metabolism internal medicine in Waukesha, WI. The provider is an internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems. William C Crelin, MD NPI is 1447213475. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

The provider's business location address is:

721 AMERICAN AVE STE 509
PROHEALTH CARE MEDICAL ASSOCIATES WMH ENDOCRINOLOGY
WAUKESHA, WI
ZIP 53188-031
Phone: (262) 928-9190
Fax: (262) 928-9199

The enumeration date for this NPI number is 4/10/2006 and was last updated on 7/5/2013.

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
1207RE0101XInternal MedicineEndocrinology, Diabetes & Metabolism30195020WISCONSINYes

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
168375MEDICARE PIN
2A17386MEDICARE UPIN
3000068438MEDICARE ID-TYPE UNSPECIFIEDWISCONSIN
431513800MEDICAIDWISCONSIN

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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