DIEM P. TRUONG MD
NPI 1356428296
Obstetrics & Gynecology in Milpitas, CA

Active since October 31, 2006PECOS EnrolledAccepts Medicare Assignment
770 E CALAVERAS BLVD, MILPITAS, CA 95035(650) 945-2900 Get Directions Write a Review

NPPES record last updated: December 6, 2021. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Diem P. Truong Md NPPES

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

DIEM P. TRUONG MD (NPI 1356428296) is an individual obstetrics & gynecology provider in Milpitas, California, licensed in California (G81474) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS and is a graduate of Albany Medical College Of Union University (1993).

NPPES Registry Identity

NPI1356428296
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameDIEM P. TRUONGCredential: MD
Location Address770 E CALAVERAS BLVDMilpitas, CA 95035-5491
Mailing Address1800 Harrison St Fl 7Oakland, CA 94612-3466 · (510) 625-6262
Sole ProprietorNo
Medical School CMSAlbany Medical College Of Union UniversityGraduated 1993
Enumeration DateOctober 31, 2006
Last NPPES UpdateDecember 6, 2021
NPI 1356428296 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License Licensed in CA · G81474
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
770 E CALAVERAS BLVD, Milpitas, CA 95035

Other Identifiers 1

Medicaid00G814740CA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Diem P. Truong 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 ID6901086560
PECOS Enrollment IDI20110214000976
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95035 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
$156.67 typical visit price
range $70.37 – $206.04
Typical copayment $39.16 (range $17.59 – $51.51)
Most-billed visit code 99204
Established Patient
$86.56 typical visit price
range $23.96 – $169.60
Typical copayment $21.64 (range $5.99 – $42.40)
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 20

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

Pharmacist
770 E CALAVERAS BLVD
MILPITAS, CA 95035
Psychiatry & Neurology (Child & Adolescent Psychiatry)
770 E CALAVERAS BLVD
MILPITAS, CA 95035
Family Medicine
770 E CALAVERAS BLVD
MILPITAS, CA 95035
Internal Medicine
770 E CALAVERAS BLVD
MILPITAS, CA 95035
Internal Medicine
770 E CALAVERAS BLVD
MILPITAS, CA 95035
Pharmacist
770 E CALAVERAS BLVD
MILPITAS, CA 95035
Obstetrics & Gynecology
770 E CALAVERAS BLVD
MILPITAS, CA 95035
Internal Medicine
770 E CALAVERAS BLVD
MILPITAS, CA 95035

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 Diem Truong's NPI number?

The NPI number for Diem Truong is 1356428296. It was assigned to this individual provider in the NPPES registry on October 31, 2006.

Where is Diem Truong located?

Diem Truong practices at 770 E Calaveras Blvd, Milpitas, CA 95035. The listed phone number is (650) 945-2900.

What is Diem Truong's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Diem Truong enrolled in Medicare?

Yes. Diem Truong 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.

When was this NPI record last updated?

The NPPES record for Diem Truong was last updated on December 6, 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.