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CHUCK TRUC NGUYEN MD
NPI 1992320444
Anesthesiology in Los Angeles, CA

Active since June 10, 2020PECOS EnrolledAccepts Medicare Assignment
1500 SAN PABLO ST FL 4, LOS ANGELES, CA 90033(323) 442-7400 Get Directions Write a Review

NPPES record last updated: May 27, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 27, 2025, Aug 1, 2024, Jun 10, 2020 (3 updates tracked since 2020).

About Chuck Truc Nguyen Md NPPES

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

CHUCK TRUC NGUYEN MD (NPI 1992320444) is an individual anesthesiology provider in Los Angeles, California, licensed in California (A189456) and active in the NPI registry since June 2020. He is enrolled in Medicare PECOS and is a graduate of Other (2020).

NPPES Registry Identity

NPI1992320444
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameCHUCK TRUC NGUYENCredential: MD
Location Address1500 SAN PABLO ST FL 4Los Angeles, CA 90033-5313
Mailing AddressPo Box 31309Los Angeles, CA 90031-0309 · (323) 442-7400
Phone(323) 442-7400
Sole ProprietorNo
Medical School CMSOtherGraduated 2020
Enumeration DateJune 10, 2020
Last NPPES UpdateMay 27, 20253 updates tracked since enumeration
NPPES CertifiedOctober 27, 2024
✔ NPI 1992320444 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in CA · A189456
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.
1500 SAN PABLO ST FL 4, Los Angeles, CA 90033
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Other Names 1

Other Name (5)Chuck Truc Nguyen Md

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Chuck Truc Nguyen 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 ID3870037542
PECOS Enrollment IDI20240705001256
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 Reassignments

3

Medicare enrollment records show Chuck Nguyen reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Usc Care Medical Group, Inc
Same address
General Practice
1520 SAN PABLO ST
Los Angeles, CA 90033
  • Reassigned Medicare billing, California enrollment
  • 2,445 clinicians in this Medicare group
NPI 1902846306 (323) 442-5955
Socal Anesthesia Solutions, Inc
4.0 mi
Anesthesiology
1401 S GRAND AVE
Los Angeles, CA 90015
  • Reassigned Medicare billing, California enrollment
  • 76 clinicians in this Medicare group
NPI 1407596901 (213) 742-5910
Southern California Permanente Medical Group
26 mi
Clinical Medical Laboratory
13000 PEYTON DR
Chino Hills, CA 91709
  • Reassigned Medicare billing, California enrollment
  • 5,228 clinicians in this Medicare group
NPI 1396287082 (888) 750-0036

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.

OMAR DURRA MD
Anesthesiology
1500 SAN PABLO ST FL 4
LOS ANGELES, CA 90033
Los Angeles County (323) 442-7400
JOSEPH SOO KIM MD
Anesthesiology (Critical Care Medicine)
1500 SAN PABLO ST FL 4
LOS ANGELES, CA 90033
Los Angeles County (323) 442-7400
JONATHAN WU MD
Anesthesiology
1500 SAN PABLO ST FL 4
LOS ANGELES, CA 90033
Los Angeles County (323) 442-7400
DAVIT KOCHARYAN MD; MSC
Anesthesiology (Critical Care Medicine)
1500 SAN PABLO ST FL 4
LOS ANGELES, CA 90033
Los Angeles County (323) 442-7400
KHOA TRAN
Anesthesiology
1500 SAN PABLO ST FL 4
LOS ANGELES, CA 90033
Los Angeles County (323) 442-7400
DR. JOSHUA I SANTOS MD
Anesthesiology
1500 SAN PABLO ST FL 4
LOS ANGELES, CA 90033
Los Angeles County (323) 442-7400
DIVYA HARIHARAN DHARIA DO
Anesthesiology
1500 SAN PABLO ST FL 4
LOS ANGELES, CA 90033
Los Angeles County (323) 442-7400
SARIKA DARSHAN CRNA
Nurse Anesthetist, Certified Registered
1500 SAN PABLO ST FL 4
LOS ANGELES, CA 90033
Los Angeles County (323) 442-7400

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 Chuck Nguyen's NPI number?

The NPI number for Chuck Nguyen is 1992320444. It was assigned to this individual provider in the NPPES registry on June 10, 2020. The provider is also known as Chuck Truc Nguyen MD.

Where is Chuck Nguyen located?

Chuck Nguyen practices at 1500 San Pablo St Fl 4, Los Angeles, CA 90033. The listed phone number is (323) 442-7400.

What is Chuck Nguyen's specialty?

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

Is Chuck Nguyen enrolled in Medicare?

Yes. Chuck Nguyen is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Chuck Nguyen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Chuck Nguyen reassigns Medicare benefits to 3 organizations: Usc Care Medical Group, Inc (Los Angeles, CA), Socal Anesthesia Solutions, Inc (Los Angeles, CA) and Southern California Permanente Medical Group (Chino Hills, CA). Each 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 Chuck Nguyen'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 Chuck Nguyen was last updated on May 27, 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.