ROZANDA L CHOU MD
NPI 1821138355
Hospitalist in South San Francisco, CA
About Rozanda L Chou Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ROZANDA L CHOU MD (NPI 1821138355) is an individual hospitalist provider in South San Francisco, California, licensed in California (A86900) and active in the NPI registry since February 2007. She is enrolled in Medicare PECOS and is a graduate of Saint Louis University School Of Medicine (2001).
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Other Identifiers 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
Rozanda L Chou 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 Reassignment
Medicare enrollment records show Rozanda Chou reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
San Francisco, CA 94116
- 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94080 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.
SOUTH SAN FRANCISCO, CA 94080
SOUTH SAN FRANCISCO, CA 94080
SOUTH SAN FRANCISCO, CA 94080
SOUTH SAN FRANCISCO, CA 94080
SOUTH SAN FRANCISCO, CA 94080
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 Rozanda Chou's NPI number?
The NPI number for Rozanda Chou is 1821138355. It was assigned to this individual provider in the NPPES registry on February 7, 2007. The provider is also known as Rozanda Y Lee.
Where is Rozanda Chou located?
Rozanda Chou practices at 1200 El Camino Real, South San Francisco, CA 94080. The listed phone number is (650) 742-2000.
What is Rozanda Chou's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Rozanda Chou enrolled in Medicare?
Yes. Rozanda Chou 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 Rozanda Chou's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rozanda Chou reassigns Medicare benefits to Permanente Medical Group Inc (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 Rozanda Chou'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 Rozanda Chou was last updated on January 10, 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.
# Rozanda L Chou, MD · NPI 1821138355
Hospitalist physician in South San Francisco, California. Individual provider, active in the CMS NPPES registry since February 7, 2007.
## Identity
- **NPI:** 1821138355 (Entity type: Individual)
- **Enumerated:** February 7, 2007
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** A86900 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1200 EL CAMINO REAL, South San Francisco, CA 94080-3208
- **Phone:** (650) 742-2000
## 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 1841373800, San Francisco, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Saint Louis University School Of Medicine, class of 2001
## Record status
- **NPPES last updated:** January 10, 2022
- **Other identifiers:** Medicaid 00A869000 (CA)
---
Source: [NPI Profile](https://npiprofile.com/npi/1821138355) · Data from the CMS NPPES public registry.