OLIVIA JOYCE CHAN NP
NPI 1043801863
Nurse Practitioner - Pediatrics, Critical Care in San Francisco, CA
About Olivia Joyce Chan Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
OLIVIA JOYCE CHAN NP (NPI 1043801863) is an individual pediatrics, critical care provider in San Francisco, California, licensed in California (95024127) and active in the NPI registry since February 2021. She is enrolled in Medicare PECOS and is a graduate of Other (2022).
NPPES Registry Identity
Specialties & Licenses 2
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
Olivia Joyce Chan Np 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
4Medicare enrollment records show Olivia Chan reassigns Medicare billing to 4 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
- 5,645 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
- 761 clinicians in this Medicare group
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- 1,159 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 94111 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Olivia Chan's NPI number?
The NPI number for Olivia Chan is 1043801863. It was assigned to this individual provider in the NPPES registry on February 3, 2021.
Where is Olivia Chan located?
Olivia Chan practices at 500 Sansome St Ste 502, San Francisco, CA 94111. The listed phone number is (415) 205-0562.
What is Olivia Chan's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, Critical Care, with taxonomy code 363LP0222X.
Is Olivia Chan enrolled in Medicare?
Yes. Olivia 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 Olivia Chan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Olivia Chan reassigns Medicare benefits to 4 organizations: University Of California San Francisco (San Francisco, CA), Ucsf Medical Group Business Services (San Francisco, CA), Ucsf Dept Of Surgery (San Francisco, CA) and Ucsf Pediatrics Associates (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 Olivia 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 Olivia Chan was last updated on March 16, 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.
# Olivia Joyce Chan, NP · NPI 1043801863
Pediatrics, Critical Care physician in San Francisco, California. Individual provider, active in the CMS NPPES registry since February 3, 2021.
## Identity
- **NPI:** 1043801863 (Entity type: Individual)
- **Enumerated:** February 3, 2021
- **Primary specialty:** Nurse Practitioner - Pediatrics, Critical Care · taxonomy 363LP0222X
- **State license:** 95024127 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 500 SANSOME ST STE 502, San Francisco, CA 94111-3221
- **Phone:** (415) 205-0562
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): University Of California San Francisco (NPI 1346329380, San Francisco, CA); Ucsf Medical Group Business Services (NPI 1477624104, San Francisco, CA); Ucsf Dept Of Surgery (NPI 1477627537, San Francisco, CA); Ucsf Pediatrics Associates (NPI 1376614016, San Francisco, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** March 16, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1043801863) · Data from the CMS NPPES public registry.