YUNG FEN CHEN OD
NPI 1215626056
Optometrist in Berkeley, CA
About Yung Fen Chen Od NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
YUNG FEN CHEN OD (NPI 1215626056) is an individual optometrist in Berkeley, California, licensed in California (OPT35471-TLG) and active in the NPI registry since May 2023. She is enrolled in Medicare PECOS and is a graduate of University Of California - School Of Optometry (2023).
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Accepted Insurance
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
Yung Fen Chen Od 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.
Medicare Billing Reassignments
2Medicare enrollment records show Yung Fen Chen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Berkeley, CA 94720
- Reassigned Medicare billing, California enrollment
- 96 clinicians in this Medicare group
Albany, CA 94706
- Reassigned Medicare billing, California enrollment
- 5 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.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94720 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
BERKELEY, CA 94720
BERKELEY, CA 94720
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 Yung Fen Chen's NPI number?
The NPI number for Yung Fen Chen is 1215626056. It was assigned to this individual provider in the NPPES registry on May 8, 2023. The provider is also known as Demi Chen Od.
Where is Yung Fen Chen located?
Yung Fen Chen practices at 200 Minor Hall, Berkeley, CA 94720. The listed phone number is (510) 642-2020.
What is Yung Fen Chen's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Yung Fen Chen enrolled in Medicare?
Yes. Yung Fen Chen 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 organizations bill Medicare for Yung Fen Chen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Yung Fen Chen reassigns Medicare benefits to 2 organizations: Regents Of The University Of California At Berkeley (Berkeley, CA) and Ruth J Chen Od Inc (Albany, CA). Each 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 Yung Fen Chen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Yung Fen Chen accept?
Health plans from Blue Cross Blue Shield of Wyoming and Blue Cross and Blue Shield of Louisiana list Yung Fen Chen as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Yung Fen Chen was last updated on May 15, 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.
# Yung Fen Chen, OD · NPI 1215626056
Optometrist provider in Berkeley, California. Individual provider, active in the CMS NPPES registry since May 8, 2023.
## Identity
- **NPI:** 1215626056 (Entity type: Individual)
- **Enumerated:** May 8, 2023
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **State license:** OPT35471-TLG (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 200 MINOR HALL, Berkeley, CA 94720-0001
- **Phone:** (510) 642-2020
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Regents Of The University Of California At Berkeley (NPI 1306908058, Berkeley, CA); Ruth J Chen Od Inc (NPI 1023777422, Albany, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of California - School Of Optometry, class of 2023
## Record status
- **NPPES last updated:** May 15, 2024
---
Source: [NPI Profile](https://npiprofile.com/npi/1215626056) · Data from the CMS NPPES public registry.