BILL WAYNE CHAN MD
NPI 1255073706
Emergency Medicine in San Diego, CA
About Bill Wayne Chan Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BILL WAYNE CHAN MD (NPI 1255073706) is an individual emergency medicine provider in San Diego, California, licensed in California (10045) and active in the NPI registry since April 2022. He is enrolled in Medicare PECOS and is a graduate of George Washington University School Of Medicine (2022).
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 (PECOS)
Bill Wayne Chan Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Bill Chan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
San Francisco, CA 94109
- Reassigned Medicare billing, California enrollment
- 155 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 92103 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.
SAN DIEGO, CA 92103
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 Bill Chan's NPI number?
The NPI number for Bill Chan is 1255073706. It was assigned to this individual provider in the NPPES registry on April 13, 2022.
Where is Bill Chan located?
Bill Chan practices at 200 W Arbor Dr # Mc8676, San Diego, CA 92103. The listed phone number is (619) 543-6213.
What is Bill Chan's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Bill Chan enrolled in Medicare?
Yes. Bill Chan is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Bill Chan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Bill Chan reassigns Medicare benefits to San Francisco Emergency Medical Associates (San Francisco, 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 Bill Chan'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 Bill Chan was last updated on March 6, 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.
# Bill Wayne Chan, MD · NPI 1255073706
Emergency Medicine physician in San Diego, California. Individual provider, active in the CMS NPPES registry since April 13, 2022.
## Identity
- **NPI:** 1255073706 (Entity type: Individual)
- **Enumerated:** April 13, 2022
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 10045 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 200 W ARBOR DR # MC8676, San Diego, CA 92103-1911
- **Phone:** (619) 543-6213
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** San Francisco Emergency Medical Associates (NPI 1134110661, San Francisco, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** George Washington University School Of Medicine, class of 2022
## Record status
- **NPPES last updated:** March 6, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1255073706) · Data from the CMS NPPES public registry.