DR. WILLIAM PATRICK GAHAN M.D. NPI 1720088529

NPI Information

  • NPI: 1720088529
  • Provider Name: DR. WILLIAM PATRICK GAHAN, M.D.
  • Classification: Internal Medicine - 207RG0300X
  • Specialization: Geriatric Medicine
  • Entity Type: Individual
  • Address: 5247 DIDESSE DR
    BATON ROUGE, LA
    ZIP 70808
  • Phone: (225) 765-3076

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NPI Details

DR. William Patrick Gahan, M.D. is a geriatric medicine internal medicine in Baton Rouge, LA. The provider is an internist who has special knowledge of the aging process and special skills in the diagnostic, therapeutic, preventive and rehabilitative aspects of illness in the elderly. This specialist cares for geriatric patients in the patient's home, the office, long-term care settings such as nursing homes and the hospital. DR. William Patrick Gahan, M.D. NPI is 1720088529. 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:

5247 DIDESSE DR
BATON ROUGE, LA
ZIP 70808-153
Phone: (225) 765-3076
Fax: (225) 765-3090

The enumeration date for this NPI number is 7/22/2005 and was last updated on 3/27/2015.

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
1207RG0300XInternal MedicineGeriatric Medicine04634RLOUISIANAYes

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
151926DX80MEDICARE PINLOUISIANA
2E04983MEDICARE UPINLOUISIANA
3380001857OTHERLOUISIANARAILROAD MEDICARE
41196550MEDICAIDLOUISIANA

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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