What is Sean Brennan's NPI number?

Sean Brennan's National Provider Identifier (NPI) is 1356292163, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Sean Brennan's specialty?

Sean Brennan is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).

Where is Sean Brennan located?

Sean Brennan's practice location on file with NPPES is 6 La Vista Verde Dr, Rancho Palos Verdes, CA 90275-6345.

What is Sean Brennan's phone number?

The practice phone number listed in the NPPES registry for Sean Brennan is (310) 567-9141.

Is Sean Brennan's NPI active?

Yes — Sean Brennan's NPI (1356292163) is active in the NPPES registry as of the last update on 2026-02-06.

IndividualActive

Sean Brennan

NPI 1356292163 · Physician Assistant · Rancho Palos Verdes, CA

Sean Brennan is a Physician Assistant provider in Rancho Palos Verdes, CA (NPI 1356292163).

Provider details

NPI number: 1356292163
Entity type: Individual
Primary specialty: Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Sex: Male
Sole proprietor: Yes

Specialties & taxonomies

Physician AssistantPrimary363A00000X
Physician Assistants & Advanced Practice Nursing Providers

Profile Score

Basic profile(47/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
Under 1 yr in registry
Profile completeness38% of score
83% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

6 La Vista Verde Dr

Rancho Palos Verdes, CA 90275-6345

Phone: (310) 567-9141

Approximate (ZIP-level) locationGet directions

More CA providers

Mailing address