DR. YEN A QUOC PSYD
NPI 1689874653
Psychologist - Clinical Child & Adolescent in Oakland, CA
About Dr. Yen A Quoc Psyd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. YEN A QUOC PSYD (NPI 1689874653) is an individual clinical child & adolescent provider in Oakland, California, licensed in California (PSY32610) and active in the NPI registry since July 2007. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 4
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Yen A Quoc Psyd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Yen Quoc reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Oakland, CA 94607
- Reassigned Medicare billing, California enrollment
- 130 clinicians in this Medicare group
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 6
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Yen Quoc's NPI number?
The NPI number for Yen Quoc is 1689874653. It was assigned to this individual provider in the NPPES registry on July 18, 2007.
Where is Yen Quoc located?
Yen Quoc practices at 310 8th St Ste 200A, Oakland, CA 94607. The listed phone number is (510) 917-0438.
What is Yen Quoc's specialty?
The primary specialty registered for this NPI is Psychologist, specializing in Clinical Child & Adolescent, with taxonomy code 103TC2200X.
Is Yen Quoc enrolled in Medicare?
Yes. Yen Quoc is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Yen Quoc's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Yen Quoc reassigns Medicare benefits to Asian Health Services (Oakland, 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 Yen Quoc'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 Yen Quoc was last updated on June 21, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Dr. Yen A Quoc, PSYD · NPI 1689874653
Clinical Child & Adolescent provider in Oakland, California. Individual provider, active in the CMS NPPES registry since July 18, 2007.
## Identity
- **NPI:** 1689874653 (Entity type: Individual)
- **Enumerated:** July 18, 2007
- **Primary specialty:** Psychologist - Clinical Child & Adolescent · taxonomy 103TC2200X
- **State license:** PSY32610 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 310 8TH ST STE 200A, Oakland, CA 94607-6527
- **Phone:** (510) 917-0438
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Asian Health Services (NPI 1073827242, Oakland, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** June 21, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1689874653) · Data from the CMS NPPES public registry.