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HUY MINH HUYNH DO
NPI 1851975866
Family Medicine in Rancho Santa Margarita, CA

Active since May 06, 2021PECOS EnrolledAccepts Medicare Assignment
29472 AVENIDA DE LAS BANDERAS, RANCHO SANTA MARGARITA, CA 92688(949) 459-9966(949) 766-2565 Get Directions Write a Review

NPPES record last updated: September 30, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 30, 2024, May 6, 2021 (2 updates tracked since 2021).

About Huy Minh Huynh Do NPPES

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

HUY MINH HUYNH DO (NPI 1851975866) is an individual family medicine provider in Rancho Santa Margarita, California, licensed in California (20A23096) and active in the NPI registry since May 2021. He is enrolled in Medicare PECOS and is a graduate of Lake Erie College Of Osteopathic Medicine, Erie (2021).

NPPES Registry Identity

NPI1851975866
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameHUY MINH HUYNHCredential: DO
Location Address29472 AVENIDA DE LAS BANDERASRancho Santa Margarita, CA 92688
Mailing Address29472 Avenida De Las BanderasRancho Santa Margarita, CA 92688 · (949) 459-9966 · Fax (949) 766-2565
Phone(949) 459-9966
Fax(949) 766-2565
Sole ProprietorNo
Medical School CMSLake Erie College Of Osteopathic Medicine, ErieGraduated 2021
Enumeration DateMay 6, 2021
Last NPPES UpdateSeptember 30, 20242 updates tracked since enumeration
NPPES CertifiedSeptember 30, 2024
✔ NPI 1851975866 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in CA · 20A23096
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
29472 AVENIDA DE LAS BANDERAS, Rancho Santa Margarita, CA 92688
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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 and accepts Medicare assignment

Huy Minh Huynh Do 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 ID1355872862
PECOS Enrollment IDI20241008000421
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 Huy Huynh reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Memorialcare Medical Foundation
21 mi
Clinic/Center
17360 BROOKHURST ST
Fountain Valley, CA 92708
  • Reassigned Medicare billing, California enrollment
  • 948 clinicians in this Medicare group
NPI 1205167350 (877) 696-3622

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 92688 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
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
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 6

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

KIMBERLY AGUILAR DNP FNP-C, RN
Nurse Practitioner (Family)
29472 AVENIDA DE LAS BANDERAS
RANCHO SANTA MARGARITA, CA 92688
Orange County (949) 459-9968
TRI COLIN CONG TRAN PA-C
Physician Assistant (Medical)
29472 AVENIDA DE LAS BANDERAS
RANCHO SANTA MARGARITA, CA 92688
Orange County (949) 459-9968
ERIEL DATUIN MD
Family Medicine
29472 AVENIDA DE LAS BANDERAS
RANCHO SANTA MARGARITA, CA 92688
Orange County (949) 459-9968
IWAN NYOTOWIDJOJO M.D.
Internal Medicine
29472 AVENIDA DE LAS BANDERAS
RANCHO SANTA MARGARITA, CA 92688
Orange County (949) 459-9968
JOHN PATRICK FOLEY MD
Family Medicine
29472 AVENIDA DE LAS BANDERAS
RANCHO SANTA MARGARITA, CA 92688
Orange County (949) 459-9969
ANNELISE MERRINER PA-C
Physician Assistant
29472 AVENIDA DE LAS BANDERAS
RANCHO SANTA MARGARITA, CA 92688
Orange County (949) 459-9968

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 Huy Huynh's NPI number?

The NPI number for Huy Huynh is 1851975866. It was assigned to this individual provider in the NPPES registry on May 6, 2021.

Where is Huy Huynh located?

Huy Huynh practices at 29472 Avenida De Las Banderas, Rancho Santa Margarita, CA 92688. The listed phone number is (949) 459-9966.

What is Huy Huynh's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Huy Huynh enrolled in Medicare?

Yes. Huy Huynh 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 organization bills Medicare for Huy Huynh's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Huy Huynh reassigns Medicare benefits to Memorialcare Medical Foundation (Fountain Valley, 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 Huy Huynh'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 Huy Huynh was last updated on September 30, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.