VIVIAN T NGUYEN M.S., OTR/L
NPI 1891927612
Occupational Therapist in Falls Church, VA

Active since August 12, 2009Accepts Medicare Assignment
8001 CHANUTE PL APT 3, FALLS CHURCH, VA 22042(703) 980-4825 Get Directions Write a Review

NPPES record last updated: November 29, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Vivian T Nguyen M.s., Otr/l NPPES

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

VIVIAN T NGUYEN M.S., OTR/L (NPI 1891927612) is an individual occupational therapist in Falls Church, Virginia, licensed in Washington (OT60102700) and active in the NPI registry since August 2009. She is a graduate of Other (2007).

NPPES Registry Identity

NPI1891927612
Entity TypeIndividualFemale
Primary Taxonomy225X00000X
Provider Legal NameVIVIAN T NGUYENCredential: M.S., OTR/L
Location Address8001 CHANUTE PL APT 3Falls Church, VA 22042-1159
Mailing Address8001 Chanute Pl Apt 3Falls Church, VA 22042-1159 · (703) 980-4825
Sole ProprietorNo
Medical School CMSOtherGraduated 2007
Enumeration DateAugust 12, 2009
Last NPPES UpdateNovember 29, 2021
✔ NPI 1891927612 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOccupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
Taxonomy Code225X00000X
Licenses✔ Licensed in WA · OT60102700✔ Licensed in CA · OT11334
Definition
An occupational therapist is a person who has graduated from an entry-level occupational therapy program accredited by the Accreditation Council for Occupational Therapy Education (ACOTE) or predecessor organizations, or approved by the World Federation of Occupational Therapists (WFOT), or an equivalent international occupational therapy education program; has successfully completed a period of supervised fieldwork experience required by the occupational therapy program; has passed a nationally recognized entry-level examination for occupational therapists, and fulfills state requirements for licensure, certification, or registration. An occupational therapist provides interventions based on evaluation and which emphasize the therapeutic use of everyday life activities (i.e., occupations) with individuals or groups for the purpose of facilitating participation in roles and situations and in home, school, workplace, community and other settings. Occupational therapy services are provided for the purpose of promoting health and wellness and are provided to those who have or are at risk for developing an illness, injury, disease, disorder, condition, impairment, disability, activity limitation, or participation restriction. Occupational therapists address the physical, cognitive, psychosocial, sensory, and other aspects of occupational performance in a variety of contexts to support engagement in everyday life activities that affect health, well-being, and quality of life.
8001 CHANUTE PL APT 3, Falls Church, VA 22042

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

Vivian T Nguyen M.s., Otr/l 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 ID7214074038
PECOS Enrollment IDI20110302000171

Medicare Billing Reassignments

2

Medicare enrollment records show Vivian Nguyen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Physical Therapy
10538 MISSION GORGE RD STE 120
Santee, CA 92071
  • Reassigned Medicare billing, California enrollment
  • 67 clinicians in this Medicare group
Health Maintenance Organization
4647 ZION AVE
San Diego, CA 92120
  • Reassigned Medicare billing, California enrollment
  • 13,921 clinicians in this Medicare group

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Vivian Nguyen's NPI number?

The NPI number for Vivian Nguyen is 1891927612. It was assigned to this individual provider in the NPPES registry on August 12, 2009.

Where is Vivian Nguyen located?

Vivian Nguyen practices at 8001 Chanute Pl Apt 3, Falls Church, VA 22042. The listed phone number is (703) 980-4825.

What is Vivian Nguyen's specialty?

The primary specialty registered for this NPI is Occupational Therapist with taxonomy code 225X00000X.

Is Vivian Nguyen enrolled in Medicare?

Yes. Vivian 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 Vivian Nguyen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Vivian Nguyen reassigns Medicare benefits to 2 organizations: Select San Diego Physical Therapy, PC. (Santee, CA) and Southern California Permanente Medical Group (San Diego, 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 Vivian 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 Vivian Nguyen was last updated on November 29, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.