Are you Ethan W. Brennan? This profile is yours to edit: update your address, phone, photo and services.

Edit this profile

Provider Profile

Ethan W. Brennan

Is this you? Edit this profile

At a glance

About Ethan Brennan

Ethan W. Brennan is a healthcare provider located in Orange, CA. NPI 1245025741 identifies this record in the national registry.

Factual summary compiled by Guide.md from public records; not written by this provider.

Specialty

Credentials & Licensing

NPINational Provider Identifier
1245025741Issued 2025

As reported to the NPI registry ↗

Common questions

Where is Ethan W. Brennan located?

Ethan W. Brennan is listed at 1835 W Orangewood Ave Ste 323, Orange, CA 92868. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Ethan W. Brennan's phone number?

The number on file is (714) 929-1004. Contact the office directly to confirm availability and scheduling.

NPI registry

What is the NPI for Ethan W. Brennan?

Ethan W. Brennan's National Provider Identifier is 1245025741. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.

NPI registry

How much experience does Ethan W. Brennan have?

Ethan W. Brennan has 1+ years experience. Registered with an NPI since 2025. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Is Ethan W. Brennan's profile verified?

Not yet. This profile is built from public federal data and has not been confirmed by Ethan W. Brennan. If this is you, claiming it is free.

Guide.md

Guide.md listings do not constitute medical advice or an endorsement.

A GigHz company · Founder: Pouyan Golshani, MD