DR. YING PAN M.D.
NPI 1821236068
Ophthalmology in Union City, CA
About Dr. Ying Pan M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. YING PAN M.D. (NPI 1821236068) is an individual ophthalmology provider in Union City, California, licensed in California (A97302) and active in the NPI registry since January 2009. She is enrolled in Medicare PECOS and is a graduate of University Of California, San Francisco School Of Medicine (2005).
NPPES Registry Identity
Specialties & Licenses
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
Dr. Ying Pan M.d. 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 Reassignment
Medicare enrollment records show Ying Pan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Redwood City, CA 94063
- Reassigned Medicare billing, California enrollment
- 20,078 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 94587 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.
UNION CITY, CA 94587
UNION CITY, CA 94587
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 Ying Pan's NPI number?
The NPI number for Ying Pan is 1821236068. It was assigned to this individual provider in the NPPES registry on January 27, 2009.
Where is Ying Pan located?
Ying Pan practices at 3553 Whipple Rd, Union City, CA 94587. The listed phone number is (510) 454-1000.
What is Ying Pan's specialty?
The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.
Is Ying Pan enrolled in Medicare?
Yes. Ying Pan 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 Ying Pan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ying Pan reassigns Medicare benefits to Permanente Medical Group Inc (Redwood City, 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 Ying Pan'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 Ying Pan was last updated on February 11, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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. Ying Pan, M.D. · NPI 1821236068
Ophthalmology physician in Union City, California. Individual provider, active in the CMS NPPES registry since January 27, 2009.
## Identity
- **NPI:** 1821236068 (Entity type: Individual)
- **Enumerated:** January 27, 2009
- **Primary specialty:** Ophthalmology · taxonomy 207W00000X
- **State license:** A97302 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 3553 WHIPPLE RD, Union City, CA 94587-1507
- **Phone:** (510) 454-1000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Permanente Medical Group Inc (NPI 1639252604, Redwood City, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of California, San Francisco School Of Medicine, class of 2005
## Record status
- **NPPES last updated:** February 11, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1821236068) · Data from the CMS NPPES public registry.