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DR. HOAI-THU TRUONG PH.D.
NPI 1073560587
Psychologist - Clinical in Palo Alto, CA

Active since May 28, 2006Opted out of Medicare · through Jul 1, 2027
378 CAMBRIDGE AVE, SUITE B, PALO ALTO, CA 94306(650) 327-3003 Get Directions Write a Review

NPPES record last updated: May 23, 2012. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Hoai-thu Truong Ph.d. NPPES

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

DR. HOAI-THU TRUONG PH.D. (NPI 1073560587) is an individual clinical provider in Palo Alto, California, licensed in California (PSY19960) and active in the NPI registry since May 2006. She has opted out of Medicare through July 1, 2027 and remains eligible to order and refer.

NPPES Registry Identity

NPI1073560587
Entity TypeIndividualFemale
Primary Taxonomy103TC0700X
Provider Legal NameDR. HOAI-THU TRUONGCredential: PH.D.
Location Address378 CAMBRIDGE AVE, SUITE BPalo Alto, CA 94306-1557
Mailing Address378 Cambridge Ave, Suite BPalo Alto, CA 94306-1557 · (650) 327-3003
Phone(650) 327-3003
Sole ProprietorYes
Enumeration DateMay 28, 2006
Last NPPES UpdateMay 23, 2012
✔ NPI 1073560587 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in CA · PSY19960
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
Also ListedPsychologistTaxonomy 103T00000X · License PSY19960 (CA)
378 CAMBRIDGE AVE, Palo Alto, CA 94306
Open in Google Maps ↗

Other Identifiers 1

Other545740CA · Valueoptions

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Dr. Hoai-thu Truong Ph.d. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from July 1, 2017 through July 1, 2027.

Opt-Out Effective DateJuly 1, 2017
Opt-Out In Effect ThroughJuly 1, 2027Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94306 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
$206.04 typical visit price
range $70.37 – $206.04
Typical copayment $51.51 (range $17.59 – $51.51)
Most-billed visit code 99205
Established Patient
$121.77 typical visit price
range $23.96 – $169.60
Typical copayment $30.44 (range $5.99 – $42.40)
Most-billed visit code 99214
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

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

NIMBLE PHARMACY INC
Pharmacy
378 CAMBRIDGE AVE, STE I
PALO ALTO, CA 94306
Santa Clara County (866) 966-4625

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 Hoai-thu Truong's NPI number?

The NPI number for Hoai-thu Truong is 1073560587. It was assigned to this individual provider in the NPPES registry on May 28, 2006.

Where is Hoai-thu Truong located?

Hoai-thu Truong practices at 378 Cambridge Ave Suite B, Palo Alto, CA 94306. The listed phone number is (650) 327-3003.

What is Hoai-thu Truong's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Hoai-thu Truong enrolled in Medicare?

No. Hoai-thu Truong has opted out of Medicare through July 1, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Hoai-thu Truong was last updated on May 23, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.