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MIYOCO MEDICAL CENTER INC.
NPI 1285937631
Clinic/Center - Health Service in Fountain Valley, CA

Active since December 07, 2010CLIA 05D0925138 · Microscopy
15975 HARBOR BLVD, FOUNTAIN VALLEY, CA 92708(714) 546-6575(714) 551-9411 Get Directions Write a Review

NPPES record last updated: September 9, 2013. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Miyoco Medical Center Inc. NPPES

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

MIYOCO MEDICAL CENTER INC. (NPI 1285937631) is a healthcare organization registered as a health service in Fountain Valley, California and active in the NPI registry since December 2010. The organization holds a CLIA Microscopy certificate valid through April 26, 2027 and lists Hiep Truong, Owner, as its authorized official.

NPPES Registry Identity

NPI1285937631
Entity TypeOrganization
Primary Taxonomy261QH0100X
Legal Business NameMIYOCO MEDICAL CENTER INC.
Location Address15975 HARBOR BLVDFountain Valley, CA 92708-1303
Mailing Address15975 Harbor BlvdFountain Valley, CA 92708-1303 · (714) 546-6575 · Fax (714) 551-9411
Phone(714) 546-6575
Fax(714) 551-9411
Organization SubpartNo
Authorized OfficialHiep TruongOwner · (714) 546-6575
Enumeration DateDecember 7, 2010
Last NPPES UpdateSeptember 9, 2013
✔ NPI 1285937631 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Health ServiceAmbulatory Health Care Facilities
Taxonomy Code261QH0100X
License✔ Licensed in CA · A45852
15975 HARBOR BLVD, Fountain Valley, CA 92708
Open in Google Maps ↗

Other Identifiers 1

Medicaid1578520151CA

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Miyoco Medical Center Inc. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

3

Medicare enrollment records show 3 clinicians reassign Medicare billing to Miyoco Medical Center Inc., which bills Medicare for the services they deliver. Of these, 3 practice at this address. They are listed nearest first.

Clinicians, nearest first (3)

Alexander Truong
Psychiatry
NPI 1457918559
15975 HARBOR BLVD
Fountain Valley, CA 92708
(714) 546-6575
✔ PECOS✔ Accepts MedicareSame address
Hiep Truong, M.D.
Obstetrics/Gynecology
NPI 1578520151
15975 HARBOR BLVD
Fountain Valley, CA 92708
(714) 546-6575
✔ PECOS✔ Accepts MedicareSame address
Laurent Truong, MD
Family Practice
NPI 1326669383
15975 HARBOR BLVD
Fountain Valley, CA 92708
(714) 546-6575
✔ PECOS✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate for Provider-Performed Microscopy Procedures (PPMP) 05D0925138

Miyoco Medical Center · Fountain Valley, CA
Active · expires Apr 26, 2027
CLIA Number05D0925138
Laboratory TypePhysician Office
Certificate Effective DateApril 27, 2025
Certificate Expiration DateApril 26, 2027
Laboratory DirectorHiep Truong
Laboratory Phone(714) 546-6575
Laboratory LocationMiyoco Medical Center15975 Harbor Blvd, Fountain Valley, CA 92708
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

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 Miyoco Medical Center Inc.'s NPI number?

The NPI number for Miyoco Medical Center Inc. is 1285937631. It was assigned to this organization in the NPPES registry on December 7, 2010.

Where is Miyoco Medical Center Inc. located?

Miyoco Medical Center Inc. is located at 15975 Harbor Blvd, Fountain Valley, CA 92708. The listed phone number is (714) 546-6575.

What is Miyoco Medical Center Inc.'s specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Health Service, with taxonomy code 261QH0100X.

Is Miyoco Medical Center Inc. enrolled in Medicare?

Yes. Miyoco Medical Center Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Miyoco Medical Center Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians reassign their Medicare billing to Miyoco Medical Center Inc., in Family Practice, Obstetrics/Gynecology and Psychiatry. A 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 the clinician's services. Of these, 3 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Miyoco Medical Center Inc. hold a CLIA laboratory certificate?

Yes. A Certificate for Provider-Performed Microscopy Procedures (PPMP) (number 05D0925138) is associated with this NPI, valid through April 26, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Miyoco Medical Center Inc. was last updated on September 9, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.