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CHRISTOPHER YOON MD
NPI 1619617347
Anesthesiology in Los Angeles, CA

Active since March 30, 2022PECOS Enrolled
757 WESTWOOD PLZ STE 3325, LOS ANGELES, CA 90095(310) 267-6629 Get Directions Write a Review

NPPES record last updated: August 11, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Christopher Yoon Md NPPES

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

CHRISTOPHER YOON MD (NPI 1619617347) is an individual anesthesiology provider in Los Angeles, California, licensed in California (A189353) and active in the NPI registry since March 2022. He is enrolled in Medicare PECOS and is a graduate of University Of California, Geffen School Of Medicine (2022).

NPPES Registry Identity

NPI1619617347
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameCHRISTOPHER YOONCredential: MD
Location Address757 WESTWOOD PLZ STE 3325Los Angeles, CA 90095-8358
Mailing Address1331 Amherst Ave Ph 8Los Angeles, CA 90025-2079
Phone(310) 267-6629
Sole ProprietorNo
Medical School CMSUniversity Of California, Geffen School Of MedicineGraduated 2022
Enumeration DateMarch 30, 2022
Last NPPES UpdateAugust 11, 2026
NPPES CertifiedAugust 11, 2026
✔ NPI 1619617347 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in CA · A189353
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
757 WESTWOOD PLZ STE 3325, Los Angeles, CA 90095
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Christopher Yoon Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID8729547120
PECOS Enrollment IDI20260826003032
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Christopher Yoon reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Pacific Valley Medical Group
18 mi
Anesthesiology
100 W CALIFORNIA BLVD
Pasadena, CA 91105
  • Reassigned Medicare billing, California enrollment
  • 214 clinicians in this Medicare group
NPI 1851312862 (626) 397-5000

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

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MARIYA SVILIK MD
Anesthesiology
757 WESTWOOD PLZ STE 3325
LOS ANGELES, CA 90095
Los Angeles County (310) 267-8626
DR. BIJAN NAVIDI M.D.
Anesthesiology
757 WESTWOOD PLZ STE 3325
LOS ANGELES, CA 90095
Los Angeles County (310) 267-8626
DR. FREDERICK CONRAD LI M.D.
Anesthesiology (Pain Medicine)
757 WESTWOOD PLZ STE 3325
LOS ANGELES, CA 90095
Los Angeles County (310) 794-4494
LEO LUAN LI MD
Anesthesiology
757 WESTWOOD PLZ STE 3325
LOS ANGELES, CA 90095
Los Angeles County (310) 267-6629
ANDREW THOMAS SCALES DO
Anesthesiology
757 WESTWOOD PLZ STE 3325
LOS ANGELES, CA 90095
Los Angeles County (310) 267-8626
DR. SO HEE LEE DNAP
Nurse Anesthetist, Certified Registered
757 WESTWOOD PLZ STE 3325
LOS ANGELES, CA 90095
Los Angeles County (310) 825-0867
SHELLY ANDERSON CRNA
Nurse Anesthetist, Certified Registered
757 WESTWOOD PLZ STE 3325
LOS ANGELES, CA 90095
Los Angeles County (331) 026-7389
DR. SUNGSOO KIM MD, PHD
Anesthesiology
757 WESTWOOD PLZ STE 3325
LOS ANGELES, CA 90095
Los Angeles County (310) 267-8626

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 Christopher Yoon's NPI number?

The NPI number for Christopher Yoon is 1619617347. It was assigned to this individual provider in the NPPES registry on March 30, 2022.

Where is Christopher Yoon located?

Christopher Yoon practices at 757 Westwood Plz Ste 3325, Los Angeles, CA 90095. The listed phone number is (310) 267-6629.

What is Christopher Yoon's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Christopher Yoon enrolled in Medicare?

Yes. Christopher Yoon is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Christopher Yoon's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Christopher Yoon reassigns Medicare benefits to Pacific Valley Medical Group (Pasadena, CA). The 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 Christopher Yoon's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Christopher Yoon was last updated on August 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.