ELISA K. YOO, M.D., P.C.
NPI 1124065099
Dermatology - MOHS-Micrographic Surgery in Los Alamitos, CA

Q: What is Elisa K. Yoo, M.D., P.C.'s NPI number?

The NPI number for Elisa K. Yoo, M.D., P.C. is 1124065099. It was assigned to this organization in the NPPES registry on June 1, 2006.

Q: What is Elisa K. Yoo, M.D., P.C.'s specialty?

The primary specialty registered for this NPI is Dermatology, specializing in MOHS-Micrographic Surgery, with taxonomy code 207ND0101X.

Active since June 01, 2006CLIA 05D1065093 · Certificate of Compliance

3801 KATELLA AVE, SUITE 414, LOS ALAMITOS, CA 90720(562) 430-9900(562) 430-6069 Get Directions Write a Review

NPPES record last updated: April 18, 2012. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Elisa K. Yoo, M.d., P.c. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ELISA K. YOO, M.D., P.C. (NPI 1124065099) is a healthcare organization registered as a mohs-micrographic surgery in Los Alamitos, California and active in the NPI registry since June 2006. The organization holds a CLIA Certificate of Compliance certificate valid through October 25, 2027 and lists Elisa K. Yoo, President, as its authorized official.

NPPES Registry Identity

NPI1124065099

Entity TypeOrganization

Primary Taxonomy207ND0101X

Legal Business NameELISA K. YOO, M.D., P.C.

Location Address3801 KATELLA AVE, SUITE 414Los Alamitos, CA 90720-3338

Mailing Address3801 Katella Ave, Suite 414Los Alamitos, CA 90720-3338 · (562) 430-9900 · Fax (562) 430-6069

Phone(562) 430-9900

Fax(562) 430-6069

Organization SubpartNo

Authorized OfficialElisa K. YooPresident · (562) 430-9900

Enumeration DateJune 1, 2006

Last NPPES UpdateApril 18, 2012

✔ NPI 1124065099 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDermatology · MOHS-Micrographic SurgeryAllopathic & Osteopathic Physicians

Taxonomy Code207ND0101X

License✔ Licensed in CA · A86311

Definition

The highly-trained surgeons that perform Mohs Micrographic Surgery are specialists both in dermatology and pathology. With their extensive knowledge of the skin and unique pathological skills, they are able to remove only diseased tissue, preserving healthy tissue and minimizing the cosmetic impact of the surgery. Mohs surgeons who belong to the American College of Mohs Surgery (ACMS) have completed a minimum of one year of fellowship training at one of the ACMS-approved training centers in the U.S.

3801 KATELLA AVE, Los Alamitos, CA 90720

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Other Identifiers 3

Medicare ID-Type UnspecifiedW19753CA

Medicare PINW A86311ACA

Medicare UPINH59297CA

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Elisa K. Yoo, M.d., P.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by January 31, 2027

Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.

StateEnrollment IDDue date

StateCaliforniaEnrollment IDO20060420000702Non-DME Part B · Clinic/Group PracticeDue dateJanuary 31, 2027

Source: CMS Revalidation Due Date List, October 2026 release.

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Elisa K. Yoo, M.D., P.C., which bills Medicare for the services this clinician delivers.

Clinician (1)

Elisa Yoo, M.D.

Dermatology

NPI 1811942493

3801 KATELLA AVE SUITE 414
Los Alamitos, CA 90720

(562) 430-9900

✔ PECOS✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Compliance 05D1065093

Elisa K Yoo, MD, PC · Los Alamitos, CA

Active · expires Oct 25, 2027

CLIA Number05D1065093

Laboratory TypePhysician Office

Certificate Effective DateOctober 26, 2025

Certificate Expiration DateOctober 25, 2027

Laboratory DirectorElisa K. Yoo, MD

Laboratory Phone(562) 430-9900

Laboratory LocationElisa K Yoo, MD, PC3801 Katella Ave, Ste 414, Los Alamitos, CA 90720

CLIA data matches this NPI record on: Address Phone

This certificate is issued to a laboratory after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Elisa K. Yoo, M.D., P.C.'s NPI number?

The NPI number for Elisa K. Yoo, M.D., P.C. is 1124065099. It was assigned to this organization in the NPPES registry on June 1, 2006.

Where is Elisa K. Yoo, M.D., P.C. located?

Elisa K. Yoo, M.D., P.C. is located at 3801 Katella Ave Suite 414, Los Alamitos, CA 90720. The listed phone number is (562) 430-9900.

What is Elisa K. Yoo, M.D., P.C.'s specialty?

The primary specialty registered for this NPI is Dermatology, specializing in MOHS-Micrographic Surgery, with taxonomy code 207ND0101X.

Is Elisa K. Yoo, M.D., P.C. enrolled in Medicare?

Yes. Elisa K. Yoo, M.D., P.C. is registered in the Medicare PECOS enrollment system.

When is Elisa K. Yoo, M.D., P.C.'s Medicare revalidation due?

According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (California, Clinic/Group Practice) is due for revalidation by January 31, 2027. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.

How many clinicians bill Medicare through Elisa K. Yoo, M.D., P.C.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Dermatology) reassigns their Medicare billing to Elisa K. Yoo, M.D., P.C.. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Elisa K. Yoo, M.D., P.C. hold a CLIA laboratory certificate?

Yes. A Certificate of Compliance (number 05D1065093) is associated with this NPI, valid through October 25, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Elisa K. Yoo, M.D., P.C. was last updated on April 18, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.