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TRUNG HUU LY MD
NPI 1669567541
Internal Medicine in Westminster, CA

Active since October 04, 2006PECOS Enrolled
10362 BOLSA AVE STE 100, WESTMINSTER, CA 92683(714) 531-0230 Get Directions Write a Review

NPPES record last updated: July 11, 2020. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Trung Huu Ly Md NPPES

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

TRUNG HUU LY MD (NPI 1669567541) is an individual internal medicine provider in Westminster, California, licensed in California (A94616) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1669567541
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameTRUNG HUU LYCredential: MD
Location Address10362 BOLSA AVE STE 100Westminster, CA 92683-6763
Mailing Address921 S Nordica StAnaheim, CA 92806-4630 · (602) 206-9222
Phone(714) 531-0230
Sole ProprietorNo
Enumeration DateOctober 4, 2006
Last NPPES UpdateJuly 11, 2020
NPPES CertifiedJuly 11, 2020
✔ NPI 1669567541 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · A94616
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
10362 BOLSA AVE STE 100, Westminster, CA 92683
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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 (PECOS)

Trung Huu Ly Md 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 Trung Ly reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Bolsa Medical Group
Surgery
10362 BOLSA AVE
Westminster, CA 92683
  • Reassigned Medicare billing, California enrollment
  • 19 clinicians in this Medicare group
NPI 1992732192 (714) 531-2091

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 92683 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
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
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 2

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

MS. EMILY DAO NGUYEN MD
Pediatrics
10362 BOLSA AVE STE 100
WESTMINSTER, CA 92683
Orange County (714) 531-2091
BOLSA OUTPATIENT SURGERY CENTER A MEDICAL CORPORATION
Clinic/Center (Ambulatory Surgical)
10362 BOLSA AVE STE 100
WESTMINSTER, CA 92683
Orange County (714) 775-5690

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 Trung Ly's NPI number?

The NPI number for Trung Ly is 1669567541. It was assigned to this individual provider in the NPPES registry on October 4, 2006.

Where is Trung Ly located?

Trung Ly practices at 10362 Bolsa Ave Ste 100, Westminster, CA 92683. The listed phone number is (714) 531-0230.

What is Trung Ly's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Trung Ly enrolled in Medicare?

Yes. Trung Ly is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Trung Ly's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Trung Ly reassigns Medicare benefits to Bolsa Medical Group (Westminster, 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 Trung Ly'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 Trung Ly was last updated on July 11, 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.