EDMUND J BRENNAN MD
NPI 1003812660
Internal Medicine - Clinical Cardiac Electrophysiology in Great Falls, MT

Q: What is Edmund Brennan's NPI number?

The NPI number for Edmund Brennan is 1003812660. It was assigned to this individual provider in the NPPES registry on June 28, 2005.

Q: What is Edmund Brennan's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Clinical Cardiac Electrophysiology, with taxonomy code 207RC0001X.

Q: When was this NPI record last updated?

The NPPES record for Edmund Brennan was last updated on April 25, 2018. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since June 28, 2005

1101 26TH ST S, GREAT FALLS, MT 59405(406) 731-8888 Get Directions Write a Review

NPPES record last updated: April 25, 2018. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Apr 25, 2018, Aug 16, 2016 (2 updates tracked since 2016).

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About Edmund J Brennan Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

EDMUND J BRENNAN MD (NPI 1003812660) is an individual clinical cardiac electrophysiology provider in Great Falls, Montana, licensed in Montana (65654) and active in the NPI registry since June 2005.

NPPES Registry Identity

NPI1003812660

Entity TypeIndividualMale

Primary Taxonomy207RC0001X

Provider Legal NameEDMUND J BRENNANCredential: MD

Location Address1101 26TH ST SGreat Falls, MT 59405-5161

Mailing Address1101 26th St SGreat Falls, MT 59405-5161 · (406) 731-8888

Phone(406) 731-8888

Sole ProprietorNo

Enumeration DateJune 28, 2005

Last NPPES UpdateApril 25, 20182 updates tracked since enumeration

✔ NPI 1003812660 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Clinical Cardiac ElectrophysiologyAllopathic & Osteopathic Physicians

Taxonomy Code207RC0001X

Licenses✔ Licensed in MT · 65654✔ Licensed in AZ · 28201

Definition

A field of special interest within the subspecialty of cardiovascular disease, specialty of Internal Medicine, which involves intricate technical procedures to evaluate heart rhythms and determine appropriate treatment for them.

Also ListedInternal Medicine · Cardiovascular DiseaseTaxonomy 207RC0000X · License 28201 (AZ)

1101 26TH ST S, Great Falls, MT 59405

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Other Identifiers 5

OtherAZ0863440AZ · Blue Cross Blue Shield

Other060057219AZ · Railroad Medicare

Other2500514AZ · United Healthcare

Other1Z5173AZ · Healthnet

Medicaid500711AZ

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

GARY A BUFFINGTON MD

Internal Medicine