GREGGORY GAHN MD NPI 1720541147

NPI Information

  • NPI: 1720541147
  • Provider Name: GREGGORY GAHN, MD
  • Classification: Ophthalmology - 207WX0107X
  • Specialization: Retina Specialist
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 950 RYLAND ST
    RENO, NV
    ZIP 89502
  • Phone: (757) 329-0286

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NPI Details

Greggory Gahn, MD is a retina specialist ophthalmology in Reno, NV with 7 years of experience. The provider is an ophthalmologist who specializes in the diagnosis and treatment of vitreoretinal diseases. Greggory Gahn, MD NPI is 1720541147. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

Education
Medical School: UNIVERSITY OF NEVADA SCHOOL OF MEDICINE
Graduation Year:2019

The provider's business location address is:

950 RYLAND ST
RENO, NV
ZIP 89502-605
Phone: (757) 329-0286

The NPI 1720541147 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 enumeration date for this NPI number is 4/11/2019 and was last updated on 10/3/2025.

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
1207WX0107XOphthalmologyRetina Specialist23736NEVADAYes

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
1CP8528OTHERNEVADACP8528

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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