KATHERINE MAW CHAN MD
NPI 1073253027
Family Medicine in San Francisco, CA
About Katherine Maw Chan Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KATHERINE MAW CHAN MD (NPI 1073253027) is an individual family medicine provider in San Francisco, California, licensed in California (A189462) and active in the NPI registry since March 2022. She is enrolled in Medicare PECOS, maintains a secondary practice location in San Francisco, and is a graduate of University Of California, San Francisco School Of Medicine (2022).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
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
Katherine Maw Chan Md 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
3Medicare enrollment records show Katherine Chan reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- 2,112 clinicians in this Medicare group
San Francisco, CA 94122
- Reassigned Medicare billing, California enrollment
- 5,544 clinicians in this Medicare group
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- 5,645 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 94132 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 3
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 Katherine Chan's NPI number?
The NPI number for Katherine Chan is 1073253027. It was assigned to this individual provider in the NPPES registry on March 29, 2022.
Where is Katherine Chan located?
Katherine Chan practices at 1560 Sloat Blvd Ste 333, San Francisco, CA 94132. The listed phone number is (415) 353-9339.
What is Katherine Chan's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Katherine Chan enrolled in Medicare?
Yes. Katherine Chan 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 Katherine Chan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Katherine Chan reassigns Medicare benefits to 3 organizations: Regents Of The University Of California (San Francisco, CA), Ucsf Medical Group Business Services (San Francisco, CA) and University Of California San Francisco (San Francisco, 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 Katherine 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 Katherine Chan was last updated on June 20, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 months 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.
# Katherine Maw Chan, MD · NPI 1073253027
Family Medicine physician in San Francisco, California. Individual provider, active in the CMS NPPES registry since March 29, 2022.
## Identity
- **NPI:** 1073253027 (Entity type: Individual)
- **Enumerated:** March 29, 2022
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** A189462 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1560 SLOAT BLVD STE 333, San Francisco, CA 94132-1223
- **Phone:** (415) 353-9339
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Regents Of The University Of California (NPI 1376613943, San Francisco, CA); Ucsf Medical Group Business Services (NPI 1477624104, San Francisco, CA); University Of California San Francisco (NPI 1164512851, San Francisco, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of California, San Francisco School Of Medicine, class of 2022
## Record status
- **NPPES last updated:** June 20, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1073253027) · Data from the CMS NPPES public registry.