What is Brendan Liddy's NPI number?

Brendan Liddy's National Provider Identifier (NPI) is 1811876170, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Brendan Liddy's specialty?

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

Where is Brendan Liddy located?

Brendan Liddy's practice location on file with NPPES is 716 Wilson Ct, River Vale, NJ 07675-6345.

What is Brendan Liddy's phone number?

The practice phone number listed in the NPPES registry for Brendan Liddy is (201) 321-8601.

Is Brendan Liddy's NPI active?

Yes — Brendan Liddy's NPI (1811876170) is active in the NPPES registry as of the last update on 2025-08-30.

IndividualActive

Brendan Liddy, PA-C

NPI 1811876170 · Physician Assistant · River Vale, NJ

Brendan Liddy, PA-C is a Physician Assistant provider in River Vale, NJ (NPI 1811876170).

Provider details

NPI number: 1811876170
Entity type: Individual
Primary specialty: Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Credential: PA-C
Sex: Male
Sole proprietor: No

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

716 Wilson Ct

River Vale, NJ 07675-6345

Phone: (201) 321-8601

Street-level locationGet directions

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Mailing address