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NPISignal

Individual Healthcare Provider

Christopher Han-Lin Yian, M.D.

NPI Record: ActiveOtolaryngology
NPI1003913336
Laguna Hills, California

Provider's NPPES record last updated: August 16, 2019

Overview

Entity Type
Individual Healthcare Provider
NPI
1003913336
Primary Specialty
Otolaryngology
Practice Location
Laguna Hills, California
Sole Proprietor
No

Federal Screening

NPISignal checked this NPI against federal exclusion sources. Results below are based on the NPI number itself — an identifier match, not a name match.

List of Excluded Individuals/Entities (LEIE)

HHS Office of Inspector General

No potential match identified

No potential match was identified in NPISignal's indexed List of Excluded Individuals/Entities (LEIE) records as of 2026-09-10.

Source data
September 10, 2026
Records indexed
84,001
Screened
Sep 19, 2026, 6:18 PM UTC

This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.

SAM.gov Exclusions

U.S. General Services Administration

Not checked

SAM.gov Exclusions was not checked.

SAM.gov screening is not configured on this deployment. No SAM check has been performed.

Screened
Not checked

This is an NPI-based check only. NPISignal does not publish name-based exclusion matches on a provider profile. A shared or similar name is a lead that requires human review, not an identification, and this page is not the place to make one. Run a name-based screening below to see potential matches with the reasons for each.

This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.

Run a name-based screening

Searches OIG LEIE and SAM.gov by name and reviews every potential match.

Specialties & Taxonomies

  • Otolaryngology

    Allopathic & Osteopathic Physicians

    Primary

    An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures of the head and neck. An otolaryngologist diagnoses and provides medical and/or surgical therapy or prevention of diseases, allergies, neoplasms, deformities, disorders and/or injuries of the ears, nose, sinuses, throat, respiratory and upper alimentary systems, face, jaws and the other head and neck systems. Head and neck oncology, facial plastic and reconstructive surgery and the treatment of disorders of hearing and voice are fundamental areas of expertise.

    Taxonomy code 207Y00000X
  • Specialist

    Other Service Providers

    An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

    Taxonomy code 174400000X

Provider-Reported License Information

Otolaryngology (California)
A77603
Specialist (California)
BY6374564
License numbers are reported by the provider to NPPES and are not independently verified by NPISignal against any state licensing board. Confirm current license status directly with the issuing state board.

Practice Locations

Practice Location

24411 Health Center Dr Ste 600

Laguna Hills, California 92653-3687

Phone: (949) 305-8000

Additional Practice Location

22 Odyssey Ste 100

Irvine, California 92618-3186

Phone: (949) 679-9000

Fax: (949) 679-9001

Record Information

Enumeration Date
September 20, 2006
Provider's NPPES Record Last Updated
August 16, 2019
NPISignal NPPES Dataset
August 2026

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