What is Lien Nguyen's NPI number?

Lien Nguyen's National Provider Identifier (NPI) is 1821948183, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Lien Nguyen's specialty?

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

Where is Lien Nguyen located?

Lien Nguyen's practice location on file with NPPES is 127 San Leon, Irvine, CA 92606-8247.

What is Lien Nguyen's phone number?

The practice phone number listed in the NPPES registry for Lien Nguyen is (678) 495-8868.

Is Lien Nguyen's NPI active?

Yes — Lien Nguyen's NPI (1821948183) is active in the NPPES registry as of the last update on 2026-01-28.

IndividualActive

Lien Nguyen, PA-C

NPI 1821948183 · Physician Assistant · Irvine, CA

Lien Nguyen, PA-C is a Physician Assistant provider in Irvine, CA (NPI 1821948183).

Provider details

NPI number: 1821948183
Entity type: Individual
Primary specialty: Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Credential: PA-C
Sex: Female
Sole proprietor: Yes
License: 67712 (CA)

Specialties & taxonomies

Physician AssistantPrimary363A00000XLicense 67712 (CA)
Physician Assistants & Advanced Practice Nursing Providers

Profile Score

Established profile(53/100 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
100% 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

127 San Leon

Irvine, CA 92606-8247

Phone: (678) 495-8868

Street-level locationGet directions

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Mailing address