WEICHEN XU M.D.
NPI 1346622966
Student in an Organized Health Care Education/Training Program in Sacramento, CA
About Weichen Xu M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WEICHEN XU M.D. (NPI 1346622966) is an individual student in an organized health care education/training program in Sacramento, California and active in the NPI registry since June 2015. He is enrolled in Medicare PECOS and is a graduate of University Of Southern California Keck School Of Medicine (2015).
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
Weichen Xu 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 Weichen Xu reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Stockton, CA 95210
- 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.
SACRAMENTO, CA 95817
SACRAMENTO, CA 95817
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 Weichen Xu's NPI number?
The NPI number for Weichen Xu is 1346622966. It was assigned to this individual provider in the NPPES registry on June 19, 2015.
Where is Weichen Xu located?
Weichen Xu practices at 2315 Stockton Blvd, Sacramento, CA 95817. The listed phone number is (510) 579-8179.
What is Weichen Xu's specialty?
The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.
Is Weichen Xu enrolled in Medicare?
Yes. Weichen Xu 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 Weichen Xu's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Weichen Xu reassigns Medicare benefits to Permanente Medical Group Inc (Stockton, 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 Weichen Xu'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 Weichen Xu was last updated on February 11, 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.
# Weichen Xu, M.D. · NPI 1346622966
Student in an Organized Health Care Education/Training Program provider in Sacramento, California. Individual provider, active in the CMS NPPES registry since June 19, 2015.
## Identity
- **NPI:** 1346622966 (Entity type: Individual)
- **Enumerated:** June 19, 2015
- **Primary specialty:** Student in an Organized Health Care Education/Training Program · taxonomy 390200000X
- **Sole proprietor:** Yes
## Practice location
- **Address:** 2315 STOCKTON BLVD, Sacramento, CA 95817-1018
- **Phone:** (510) 579-8179
## 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 1548343510, Stockton, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Southern California Keck School Of Medicine, class of 2015
## Record status
- **NPPES last updated:** February 11, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1346622966) · Data from the CMS NPPES public registry.