AMY XIN YIN M.D.
NPI 1114247814
Student in an Organized Health Care Education/Training Program in Redwood City, CA
About Amy Xin Yin M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
AMY XIN YIN M.D. (NPI 1114247814) is an individual student in an organized health care education/training program in Redwood City, California and active in the NPI registry since June 2010. She is enrolled in Medicare PECOS and is a graduate of Northwestern University Feinberg Medical School (2010).
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
Amy Xin Yin M.d. 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 Amy Yin reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Redwood City, CA 94063
- 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.
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.
REDWOOD CITY, CA 94063
REDWOOD CITY, CA 94063
REDWOOD CITY, CA 94063
REDWOOD CITY, CA 94063
REDWOOD CITY, CA 94063
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 Amy Yin's NPI number?
The NPI number for Amy Yin is 1114247814. It was assigned to this individual provider in the NPPES registry on June 3, 2010.
Where is Amy Yin located?
Amy Yin practices at 450 Broadway St, Redwood City, CA 94063. The listed phone number is (650) 725-6134.
What is Amy Yin's specialty?
The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.
Is Amy Yin enrolled in Medicare?
Yes. Amy Yin 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 Amy Yin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Amy Yin reassigns Medicare benefits to Permanente Medical Group Inc (Redwood City, 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 Amy Yin'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 Amy Yin was last updated on December 16, 2021. 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.
# Amy Xin Yin, M.D. · NPI 1114247814
Student in an Organized Health Care Education/Training Program provider in Redwood City, California. Individual provider, active in the CMS NPPES registry since June 3, 2010.
## Identity
- **NPI:** 1114247814 (Entity type: Individual)
- **Enumerated:** June 3, 2010
- **Primary specialty:** Student in an Organized Health Care Education/Training Program · taxonomy 390200000X
- **Sole proprietor:** No
## Practice location
- **Address:** 450 BROADWAY ST, Redwood City, CA 94063-3132
- **Phone:** (650) 725-6134
## 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 1639252604, Redwood City, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Northwestern University Feinberg Medical School, class of 2010
## Record status
- **NPPES last updated:** December 16, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1114247814) · Data from the CMS NPPES public registry.