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THUY-HUYNH TRINH NGUYEN M.D.
NPI 1356488290
Psychiatry & Neurology - Psychiatry in San Bernardino, CA

Active since January 31, 2007PECOS EnrolledAccepts Medicare Assignment
303 E VANDERBILT WAY, SAN BERNARDINO, CA 92408(909) 388-0810(909) 890-0281 Get Directions Write a Review

NPPES record last updated: November 3, 2014. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Thuy-huynh Trinh Nguyen M.d. NPPES

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

THUY-HUYNH TRINH NGUYEN M.D. (NPI 1356488290) is an individual psychiatry provider in San Bernardino, California, licensed in California (A67394) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS and is a graduate of Other (1991).

NPPES Registry Identity

NPI1356488290
Entity TypeIndividualFemale
Primary Taxonomy2084P0800X
Provider Legal NameTHUY-HUYNH TRINH NGUYENCredential: M.D.
Location Address303 E VANDERBILT WAYSan Bernardino, CA 92408-3551
Mailing Address303 E Vanderbilt WaySan Bernardino, CA 92408-3551 · (909) 388-0810 · Fax (909) 890-0281
Phone(909) 388-0810
Fax(909) 890-0281
Sole ProprietorNo
Medical School CMSOtherGraduated 1991
Enumeration DateJanuary 31, 2007
Last NPPES UpdateNovember 3, 2014
✔ NPI 1356488290 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in CA · A67394
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
303 E VANDERBILT WAY, San Bernardino, CA 92408
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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 and accepts Medicare assignment

Thuy-huynh Trinh Nguyen M.d. 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 ID8820149123
PECOS Enrollment IDI20090626000256
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 Thuy-huynh Nguyen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

County Of San Bernardino
Same address
Mental Health (Including Community Mental Health Center)
303 E VANDERBILT WAY
San Bernardino, CA 92415
  • Reassigned Medicare billing, California enrollment
  • 233 clinicians in this Medicare group
NPI 1164467023 (909) 388-0801

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 92408 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
$179.42 typical visit price
range $59.60 – $179.42
Typical copayment $44.85 (range $14.90 – $44.85)
Most-billed visit code 99205
Established Patient
$74.08 typical visit price
range $19.37 – $146.42
Typical copayment $18.52 (range $4.84 – $36.60)
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 9

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

DR. BRADLEY PAUL GILBERT M.D.
Preventive Medicine (Public Health & General Preventive Medicine)
303 E VANDERBILT WAY
SAN BERNARDINO, CA 92408
San Bernardino County (909) 890-2000
MR. STEVEN TODD HALE LCSW
Social Worker (Clinical)
303 E VANDERBILT WAY, SUITE 300
SAN BERNARDINO, CA 92408
San Bernardino County (909) 383-3947
MRS. DIANNE ELAINE SCERANKA RN
Registered Nurse (Administrator)
303 E VANDERBILT WAY
SAN BERNARDINO, CA 92408
San Bernardino County (909) 388-0888
DR. CHRISTOPHER EDWARD SCHREUR M.D.
Psychiatry & Neurology (Psychiatry)
303 E VANDERBILT WAY, STE. 400
SAN BERNARDINO, CA 92408
San Bernardino County (909) 388-0810
DR. WILLIAM WALTER HENNING D.O.
Family Medicine
303 E VANDERBILT WAY
SAN BERNARDINO, CA 92408
San Bernardino County (909) 890-2930
MR. ROBERT FUSCO LMFT
Marriage & Family Therapist
303 E VANDERBILT WAY
SAN BERNARDINO, CA 92408
San Bernardino County (909) 386-8227
IRMELI DENISE AUS RN
Registered Nurse (Psychiatric/Mental Health)
303 E VANDERBILT WAY
SAN BERNARDINO, CA 92408
San Bernardino County (909) 386-8238
DR. CLARENCE J CHUNG PHARM.D.
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
303 E VANDERBILT WAY
SAN BERNARDINO, CA 92408
San Bernardino County (909) 890-2933

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 Thuy-huynh Nguyen's NPI number?

The NPI number for Thuy-huynh Nguyen is 1356488290. It was assigned to this individual provider in the NPPES registry on January 31, 2007.

Where is Thuy-huynh Nguyen located?

Thuy-huynh Nguyen practices at 303 E Vanderbilt Way, San Bernardino, CA 92408. The listed phone number is (909) 388-0810.

What is Thuy-huynh Nguyen's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Thuy-huynh Nguyen enrolled in Medicare?

Yes. Thuy-huynh 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 organization bills Medicare for Thuy-huynh Nguyen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Thuy-huynh Nguyen reassigns Medicare benefits to County Of San Bernardino (San Bernardino, 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 Thuy-huynh 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 Thuy-huynh Nguyen was last updated on November 3, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 years 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.