MICHAEL TRUONG, MD
NPI 1396376745
General Practice in Fountain Valley, CA
About Michael Truong, Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MICHAEL TRUONG, MD (NPI 1396376745) is a healthcare organization registered as a general practice in Fountain Valley, California and active in the NPI registry since February 2020. The organization lists Michael Truong, Ceo, as its authorized official.
NPPES Registry Identity
Specialties & Licenses 2
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Michael Truong, Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Michael Truong, MD, which bills Medicare for the services this clinician delivers.
Clinician (1)
Fountain Valley, CA 92708
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Michael Truong, MD's NPI number?
The NPI number for Michael Truong, MD is 1396376745. It was assigned to this organization in the NPPES registry on February 3, 2020.
Where is Michael Truong, MD located?
Michael Truong, MD is located at 10900 Warner Ave Ste 101B, Fountain Valley, CA 92708. The listed phone number is (714) 263-0557.
What is Michael Truong, MD's specialty?
The primary specialty registered for this NPI is General Practice with taxonomy code 208D00000X.
Is Michael Truong, MD enrolled in Medicare?
Yes. Michael Truong, MD is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Michael Truong, MD?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (General Practice) reassigns their Medicare billing to Michael Truong, MD. 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Michael Truong, MD was last updated on February 3, 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.
# Michael Truong, Md · NPI 1396376745
General Practice organization in Fountain Valley, California. Organization record, active in the CMS NPPES registry since February 3, 2020.
## Identity
- **NPI:** 1396376745 (Entity type: Organization)
- **Enumerated:** February 3, 2020
- **Primary specialty:** General Practice · taxonomy 208D00000X
- **Organization subpart:** No
- **Authorized official:** Michael Truong, CEO
## Practice location
- **Address:** 10900 WARNER AVE STE 101B, Fountain Valley, CA 92708-3846
- **Phone:** (714) 263-0557 · **Fax:** (213) 986-9953
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (General Practice) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 3, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1396376745) · Data from the CMS NPPES public registry.