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YOUNG JI SEO
NPI 1093341026
Surgery in Los Angeles, CA

Active since March 21, 2020PECOS Enrolled
757 WESTWOOD PLZ # SURGERY, LOS ANGELES, CA 90095(310) 206-9291 Get Directions Write a Review

NPPES record last updated: December 30, 2024. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Dec 30, 2024, Mar 21, 2020 (2 updates tracked since 2020).

About Young Ji Seo NPPES

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

YOUNG JI SEO (NPI 1093341026) is an individual surgery provider in Los Angeles, California, licensed in California (A180045) and active in the NPI registry since March 2020. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1093341026
Entity TypeIndividualFemale
Primary Taxonomy208600000X
Provider Legal NameYOUNG JI SEO
Location Address757 WESTWOOD PLZ # SURGERYLos Angeles, CA 90095-7419
Mailing Address757 Westwood Plz # SurgeryLos Angeles, CA 90095-7419
Phone(310) 206-9291
Sole ProprietorNo
Enumeration DateMarch 21, 2020
Last NPPES UpdateDecember 30, 20242 updates tracked since enumeration
NPPES CertifiedDecember 30, 2024
✔ NPI 1093341026 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
License✔ Licensed in CA · A180045
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
757 WESTWOOD PLZ # SURGERY, 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)

Young Ji Seo is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Young Ji Seo reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Southern California Permanente Medical Group
4.5 mi
Health Maintenance Organization
6041 CADILLAC AVE
Los Angeles, CA 90034
  • Reassigned Medicare billing, California enrollment
  • 13,921 clinicians in this Medicare group
NPI 1043242563 (323) 857-2000

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90095 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 13

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

ERIN YU MD
Student in an Organized Health Care Education/Training Program
757 WESTWOOD PLZ # SURGERY
LOS ANGELES, CA 90095
Los Angeles County (310) 267-8000
CAPRICE PIERRE MD
Student in an Organized Health Care Education/Training Program
757 WESTWOOD PLZ # SURGERY
LOS ANGELES, CA 90095
Los Angeles County (310) 206-0073
KELSEY N HADDAD
Student in an Organized Health Care Education/Training Program
757 WESTWOOD PLZ # SURGERY
LOS ANGELES, CA 90095
Los Angeles County (310) 206-9291
CHARLES PHIFER NICHOLSON JR. MD, MTS
Student in an Organized Health Care Education/Training Program
757 WESTWOOD PLZ # SURGERY
LOS ANGELES, CA 90095
Los Angeles County (310) 270-7641
TAKEGAWA YOSHIDA MD
Student in an Organized Health Care Education/Training Program
757 WESTWOOD PLZ # SURGERY
LOS ANGELES, CA 90095
Los Angeles County (310) 267-8054
MARK BAILEY MD
Student in an Organized Health Care Education/Training Program
757 WESTWOOD PLZ # SURGERY
LOS ANGELES, CA 90095
Los Angeles County (310) 206-9291
ABRAHAM CARATOR DUOT
Student in an Organized Health Care Education/Training Program
757 WESTWOOD PLZ # SURGERY
LOS ANGELES, CA 90095
Los Angeles County (310) 267-0369
DANIEL SING HAN CHEAH
Student in an Organized Health Care Education/Training Program
757 WESTWOOD PLZ # SURGERY
LOS ANGELES, CA 90095
Los Angeles County (949) 616-9936

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 Young Ji Seo's NPI number?

The NPI number for Young Ji Seo is 1093341026. It was assigned to this individual provider in the NPPES registry on March 21, 2020.

Where is Young Ji Seo located?

Young Ji Seo practices at 757 Westwood Plz # Surgery, Los Angeles, CA 90095. The listed phone number is (310) 206-9291.

What is Young Ji Seo's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Young Ji Seo enrolled in Medicare?

Yes. Young Ji Seo is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Young Ji Seo's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Young Ji Seo reassigns Medicare benefits to Southern California Permanente Medical Group (Los Angeles, 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 Young Ji Seo'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 Young Ji Seo was last updated on December 30, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 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.