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LINH NGOC BUI
NPI 1952663643
Student in an Organized Health Care Education/Training Program in Orange, CA

Active since June 09, 2012PECOS Enrolled
505 S MAIN ST, SUITE 525, ORANGE, CA 92868(714) 456-5631(714) 285-0389 Get Directions Write a Review

NPPES record last updated: December 15, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Linh Ngoc Bui NPPES

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

LINH NGOC BUI (NPI 1952663643) is an individual student in an organized health care education/training program in Orange, California and active in the NPI registry since June 2012. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1952663643
Entity TypeIndividualFemale
Primary Taxonomy390200000X
Provider Legal NameLINH NGOC BUI
Location Address505 S MAIN ST, SUITE 525Orange, CA 92868-4509
Mailing Address505 S Main St, Suite 525Orange, CA 92868-4509 · (714) 456-5631 · Fax (714) 285-0389
Phone(714) 456-5631
Fax(714) 285-0389
Sole ProprietorNo
Enumeration DateJune 9, 2012
Last NPPES UpdateDecember 15, 2021
✔ NPI 1952663643 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care
Taxonomy Code390200000X
Definition
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
505 S MAIN ST, Orange, CA 92868
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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)

Linh Ngoc Bui 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 Linh Bui reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Permanente Medical Group Inc
338 mi
Internal Medicine
710 LAWRENCE EXPRESSWAY
Santa Clara, CA 95051
  • Reassigned Medicare billing, California enrollment
  • 20,078 clinicians in this Medicare group
NPI 1073606299 (408) 851-1000

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.

DR. RYAN MICHAEL SMITH M.D.
Pediatrics
505 S MAIN ST
ORANGE, CA 92868
Orange County (714) 456-5631
MICHAEL ROSS RN
Case Manager/Care Coordinator
505 S MAIN ST
ORANGE, CA 92868
Orange County (907) 299-1410
KIMBERLY PETERSON NP
Nurse Practitioner (Pediatrics)
505 S MAIN ST
ORANGE, CA 92868
Orange County (714) 509-3939
DR. SUSAN WONG M.D.
Student in an Organized Health Care Education/Training Program
505 S MAIN ST, SUITE 525
ORANGE, CA 92868
Orange County (714) 456-5631
GALANT AND LIN MD'S INC.
Allergy & Immunology
505 S MAIN ST, STE 250
ORANGE, CA 92868
Orange County (714) 771-7994
DR. JORDAN FISHER M.D.
Pediatrics
505 S MAIN ST, SUITE 1200
ORANGE, CA 92868
Orange County (714) 509-8826
AHMED ABDELHALIM ABDELAZIZ ALI M.D.
Urology (Pediatric Urology)
505 S MAIN ST, SUITE 100
ORANGE, CA 92868
Orange County (714) 509-3914
MAYURIKA BANERJEE BARTENSTEIN
Student in an Organized Health Care Education/Training Program
505 S MAIN ST, SUITE 525
ORANGE, CA 92868
Orange County (714) 456-5631

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 Linh Bui's NPI number?

The NPI number for Linh Bui is 1952663643. It was assigned to this individual provider in the NPPES registry on June 9, 2012.

Where is Linh Bui located?

Linh Bui practices at 505 S Main St Suite 525, Orange, CA 92868. The listed phone number is (714) 456-5631.

What is Linh Bui's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

Is Linh Bui enrolled in Medicare?

Yes. Linh Bui is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Linh Bui's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Linh Bui reassigns Medicare benefits to Permanente Medical Group Inc (Santa Clara, 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 Linh Bui'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 Linh Bui was last updated on December 15, 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.