DR. SAMANTHA CHAU MD
NPI 1831715689
Student in an Organized Health Care Education/Training Program in Pasadena, CA
About Dr. Samantha Chau Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. SAMANTHA CHAU MD (NPI 1831715689) is an individual student in an organized health care education/training program in Pasadena, California and active in the NPI registry since June 2020. She is enrolled in Medicare PECOS and is a graduate of Other (2019).
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. Samantha Chau 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 Samantha Chau reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Los Angeles, CA 90033
- Reassigned Medicare billing, California enrollment
- 2,445 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.
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.
PASADENA, CA 91105
PASADENA, CA 91105
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 Samantha Chau's NPI number?
The NPI number for Samantha Chau is 1831715689. It was assigned to this individual provider in the NPPES registry on June 17, 2020.
Where is Samantha Chau located?
Samantha Chau practices at 100 W California Blvd, Pasadena, CA 91105. The listed phone number is (626) 397-5188.
What is Samantha Chau's specialty?
The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.
Is Samantha Chau enrolled in Medicare?
Yes. Samantha Chau 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 Samantha Chau's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Samantha Chau reassigns Medicare benefits to Usc Care Medical Group, Inc (Los Angeles, 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 Samantha Chau'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 Samantha Chau was last updated on June 18, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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. Samantha Chau, MD · NPI 1831715689
Student in an Organized Health Care Education/Training Program provider in Pasadena, California. Individual provider, active in the CMS NPPES registry since June 17, 2020.
## Identity
- **NPI:** 1831715689 (Entity type: Individual)
- **Enumerated:** June 17, 2020
- **Primary specialty:** Student in an Organized Health Care Education/Training Program · taxonomy 390200000X
- **Sole proprietor:** No
## Practice location
- **Address:** 100 W CALIFORNIA BLVD, Pasadena, CA 91105-3010
- **Phone:** (626) 397-5188
## 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:** Usc Care Medical Group, Inc (NPI 1902846306, Los Angeles, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** June 18, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1831715689) · Data from the CMS NPPES public registry.