MR. MICHAEL EUGENE CALLAHAN PA-C NPI 1467480673

NPI Information

  • NPI: 1467480673
  • Provider Name: MR. MICHAEL EUGENE CALLAHAN, PA-C
  • Classification: Internal Medicine - 207RG0100X
  • Specialization: Gastroenterology
  • Entity Type: Individual
  • Address: 1670 CLAIRMONT RD
    ATLANTA VA MEDICAL CENTER
    DECATUR, GA
    ZIP 30033
  • Phone: (404) 321-6111

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NPI Details

MR. Michael Eugene Callahan, PA-C is a gastroenterology internal medicine in Decatur, GA. The provider is an internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs. MR. Michael Eugene Callahan, PA-C NPI is 1467480673. 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:

1670 CLAIRMONT RD
ATLANTA VA MEDICAL CENTER
DECATUR, GA
ZIP 30033-004
Phone: (404) 321-6111

The enumeration date for this NPI number is 6/28/2006 and was last updated on 9/11/2025.

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
1207RG0100XInternal MedicineGastroenterology3240GEORGIAYes
2363AM0700XPhysician AssistantMedical3240GEORGIANo

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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