1. Home
  2. Directory
  3. Colorado
  4. Westminster
  5. Psychiatry Neurology
  6. NPI Profile

MAI PHUONG NGUYEN M.D.
NPI 1528192051
Psychiatry & Neurology - Child & Adolescent Psychiatry in Westminster, CO

Active since March 15, 2007PECOS Enrolled
8405 CHURCH RANCH BLVD, WESTMINSTER, CO 80021(303) 438-2285 Get Directions Write a Review

NPPES record last updated: April 2, 2020. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Mai Phuong Nguyen M.d. NPPES

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

MAI PHUONG NGUYEN M.D. (NPI 1528192051) is an individual child & adolescent psychiatry provider in Westminster, Colorado, licensed in Texas (M5408) and active in the NPI registry since March 2007. She is enrolled in Medicare PECOS and maintains a secondary practice location in Houston.

NPPES Registry Identity

NPI1528192051
Entity TypeIndividualFemale
Primary Taxonomy2084P0804X
Provider Legal NameMAI PHUONG NGUYENCredential: M.D.
Location Address8405 CHURCH RANCH BLVDWestminster, CO 80021-3918
Mailing Address8405 Church Ranch BlvdWestminster, CO 80021-3918 · (303) 438-2285
Phone(303) 438-2285
Sole ProprietorNo
Enumeration DateMarch 15, 2007
Last NPPES UpdateApril 2, 2020
NPPES CertifiedApril 2, 2020
✔ NPI 1528192051 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · Child & Adolescent PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0804X
Licenses✔ Licensed in TX · M5408✔ Licensed in CO · DR45070
Definition
Child & Adolescent Psychiatry is a subspecialty of psychiatry with additional skills and training in the diagnosis and treatment of developmental, behavioral, emotional, and mental disorders of childhood and adolescence.
8405 CHURCH RANCH BLVD, Westminster, CO 80021
Open in Google Maps ↗

Secondary Practice Location 1

Location 11502 Taub LoopHouston, TX 77030-1608 · Phone (713) 970-7000

Other Identifiers 2

Medicaid194429001TX
Medicaid02871211CO

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mai Phuong Nguyen M.d. 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 Mai Nguyen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

The Harris Center For Mental Health And Idd
888 mi
Community/Behavioral Health
9401 SOUTHWEST FWY
Houston, TX 77074
  • Reassigned Medicare billing, Texas enrollment
  • 232 clinicians in this Medicare group
NPI 1346293156 (713) 970-7000

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.

CHRISTIA YOUNG LPC
Counselor (Professional)
8405 CHURCH RANCH BLVD
WESTMINSTER, CO 80021
Jefferson County (720) 432-2061
RETA A MORRISETTE LPC
Counselor (Professional)
8405 CHURCH RANCH BLVD
WESTMINSTER, CO 80021
Jefferson County (303) 438-2263
DEVEREUX CLEO WALLACE
Psychiatric Residential Treatment Facility
8405 CHURCH RANCH BLVD
WESTMINSTER, CO 80021
Jefferson County (610) 542-3064
SEAN F GORMAN LPC
Counselor (Professional)
8405 CHURCH RANCH BLVD
WESTMINSTER, CO 80021
Jefferson County (303) 438-2322
VERONICA HOPKINS
Social Worker (Clinical)
8405 CHURCH RANCH BLVD
WESTMINSTER, CO 80021
Jefferson County (303) 438-2249
KYLE KUNKEL
Counselor (Professional)
8405 CHURCH RANCH BLVD
WESTMINSTER, CO 80021
Jefferson County (303) 438-2231
DEVEREUX CLEO WALLACE
Residential Treatment Facility, Emotionally Disturbed Children
8405 CHURCH RANCH BLVD
WESTMINSTER, CO 80021
Jefferson County (303) 466-7391
LINDA HOWARD FRIEDEN LCSW
Social Worker (Clinical)
8405 CHURCH RANCH BLVD
WESTMINSTER, CO 80021
Jefferson County (303) 466-7391

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 Mai Nguyen's NPI number?

The NPI number for Mai Nguyen is 1528192051. It was assigned to this individual provider in the NPPES registry on March 15, 2007.

Where is Mai Nguyen located?

Mai Nguyen practices at 8405 Church Ranch Blvd, Westminster, CO 80021. The listed phone number is (303) 438-2285.

What is Mai Nguyen's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Child & Adolescent Psychiatry, with taxonomy code 2084P0804X.

Is Mai Nguyen enrolled in Medicare?

Yes. Mai Nguyen is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Mai Nguyen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mai Nguyen reassigns Medicare benefits to The Harris Center For Mental Health And Idd (Houston, TX). 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 Mai 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 Mai Nguyen was last updated on April 2, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.