GYUHEE SEONG MD
NPI 1962086835
Internal Medicine in Santa Monica, CA

Q: What is Gyuhee Seong's NPI number?

The NPI number for Gyuhee Seong is 1962086835. It was assigned to this individual provider in the NPPES registry on May 7, 2021.

Q: What is Gyuhee Seong's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Q: When was this NPI record last updated?

The NPPES record for Gyuhee Seong was last updated on November 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.

Active since May 07, 2021PECOS EnrolledAccepts Medicare Assignment

2020 SANTA MONICA BLVD STE 210, SANTA MONICA, CA 90404(310) 562-6200 Get Directions Write a Review

NPPES record last updated: November 3, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Nov 3, 2025, Jul 18, 2024, May 7, 2021 (3 updates tracked since 2021).

On this page

About Gyuhee Seong Md NPPES

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

GYUHEE SEONG MD (NPI 1962086835) is an individual internal medicine provider in Santa Monica, California, licensed in California (A203875) and active in the NPI registry since May 2021. She is enrolled in Medicare PECOS, is affiliated with Ny Eye And Ear Infirmary Of Mount Sinai, and is a graduate of Kaiser Permanente School Of Medicine (2020).

NPPES Registry Identity

NPI1962086835

Entity TypeIndividualFemale

Primary Taxonomy207R00000X

Provider Legal NameGYUHEE SEONGCredential: MD

Location Address2020 SANTA MONICA BLVD STE 210Santa Monica, CA 90404-2139

Mailing Address5767 W Century Blvd Ste 400Los Angeles, CA 90045-5631 · (310) 301-8707

Phone(310) 562-6200

Sole ProprietorNo

Medical School CMSKaiser Permanente School Of MedicineGraduated 2020

Enumeration DateMay 7, 2021

Last NPPES UpdateNovember 3, 20253 updates tracked since enumeration

NPPES CertifiedNovember 3, 2025

✔ NPI 1962086835 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in CA · A203875

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

2020 SANTA MONICA BLVD STE 210, Santa Monica, CA 90404

Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Gyuhee Seong Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9638617947

PECOS Enrollment IDI20240819001057, I20250918001426

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.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

37 services36 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

12 services12 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Ny Eye And Ear Infirmary Of Mount Sinai

Acute Care Hospitals · New York, NY

OwnershipVoluntary non-profit - Private

CMS Certification Number330100

Location230 Second AveNew York, NY 10003 · New York County

Mount Sinai Beth Israel

Acute Care Hospitals · New York, NY

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number330169

LocationFirst Avenue At 16th StreetNew York, NY 10003 · New York County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90404 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

$142.39 typical visit price

range $62.96 – $187.60

Typical copayment $35.59 (range $15.74 – $46.90)

Most-billed visit code 99204

Established Patient

$109.96 typical visit price

range $20.84 – $153.61

Typical copayment $27.49 (range $5.21 – $38.40)

Most-billed visit code 99214

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 7

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

JEFFREY TOMOYA FUJIMOTO MD

Internal Medicine