DR. GREGORY JAMISON WONG MD
NPI 1386264406
Radiology - Diagnostic Radiology in Los Angeles, CA

Q: What is Gregory Wong's NPI number?

The NPI number for Gregory Wong is 1386264406. It was assigned to this individual provider in the NPPES registry on April 18, 2020.

Q: What is Gregory Wong's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Q: When was this NPI record last updated?

The NPPES record for Gregory Wong was last updated on July 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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 April 18, 2020PECOS Enrolled

757 WESTWOOD PLZ, LOS ANGELES, CA 90095(310) 825-3711 Get Directions Write a Review

NPPES record last updated: July 2, 2025. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Jul 2, 2025, Jun 20, 2025, Nov 16, 2022 and 5 more (8 updates tracked since 2020).

On this page

About Dr. Gregory Jamison Wong Md NPPES

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

DR. GREGORY JAMISON WONG MD (NPI 1386264406) is an individual diagnostic radiology provider in Los Angeles, California, licensed in California (A183176) and active in the NPI registry since April 2020. He is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1386264406

Entity TypeIndividualMale

Primary Taxonomy2085R0202X

Provider Legal NameDR. GREGORY JAMISON WONGCredential: MD

Location Address757 WESTWOOD PLZLos Angeles, CA 90095-8358

Mailing Address5767 W Century Blvd Ste 400Los Angeles, CA 90045-5631

Phone(310) 825-3711

Sole ProprietorNo

Enumeration DateApril 18, 2020

Last NPPES UpdateJuly 2, 20258 updates tracked since enumeration

NPPES CertifiedJuly 2, 2025

✔ NPI 1386264406 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 5

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0202X

License✔ Licensed in CA · A183176

Definition

A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

Also ListedPsychiatry & Neurology · NeurologyTaxonomy 2084N0400X · License A183176 (CA)

Also ListedPsychiatry & Neurology · Vascular NeurologyTaxonomy 2084V0102X · License A183176 (CA)

Also ListedRadiology · NeuroradiologyTaxonomy 2085N0700X · License A183176 (CA)

Also ListedRadiology · Vascular & Interventional RadiologyTaxonomy 2085R0204X · License A183176 (CA)

757 WESTWOOD PLZ, Los Angeles, CA 90095

Open in Google Maps ↗

Secondary Practice Locations 2

Location 1300 Pasteur DrStanford, CA 94305-2200 · Phone (650) 723-4000

Location 22801 Atlantic AveLong Beach, CA 90806-1701 · Phone (562) 933-2000

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Gregory Jamison Wong Md 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 Gregory Wong reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Ucla Radiology Medical Group

Same address

Diagnostic Radiology

757 WESTWOOD PLZ
Los Angeles, CA 90095

Reassigned Medicare billing, California enrollment
240 clinicians in this Medicare group

NPI 1881670248 (310) 825-9111

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 20

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

CATHERINE CHA MD

Anesthesiology

757 WESTWOOD PLZ
LOS ANGELES, CA 90095

Los Angeles County (310) 825-8041

DR. TIFFANY PRUGPICHAILERS PEDIGO M.D.

Pediatrics

757 WESTWOOD PLZ, B711 RRUMC
LOS ANGELES, CA 90095

Los Angeles County (310) 267-9129

SAMRAWIT ABRAHA

Anesthesiology

757 WESTWOOD PLZ
LOS ANGELES, CA 90095

Los Angeles County (310) 267-6629

KEN DEKITANI

Internal Medicine

757 WESTWOOD PLZ
LOS ANGELES, CA 90095

Los Angeles County (310) 267-7849

JACQUELINE LABINS MD

Student in an Organized Health Care Education/Training Program

757 WESTWOOD PLZ
LOS ANGELES, CA 90095

Los Angeles County (310) 267-0903

JYODI DINESH MOHOLE MD

Student in an Organized Health Care Education/Training Program

757 WESTWOOD PLZ
LOS ANGELES, CA 90095

Los Angeles County (310) 267-9132

JASON THAMES HUYNH MD

Student in an Organized Health Care Education/Training Program

757 WESTWOOD PLZ
LOS ANGELES, CA 90095

Los Angeles County (310) 825-7375

BRITTANY CHY MD

Student in an Organized Health Care Education/Training Program

757 WESTWOOD PLZ
LOS ANGELES, CA 90095

Los Angeles County (310) 267-8655

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 Gregory Wong's NPI number?

The NPI number for Gregory Wong is 1386264406. It was assigned to this individual provider in the NPPES registry on April 18, 2020.

Where is Gregory Wong located?

Gregory Wong practices at 757 Westwood Plz, Los Angeles, CA 90095. The listed phone number is (310) 825-3711.

What is Gregory Wong's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is Gregory Wong enrolled in Medicare?

Yes. Gregory Wong is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Gregory Wong's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gregory Wong reassigns Medicare benefits to Ucla Radiology 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 Gregory Wong'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 Gregory Wong was last updated on July 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.