YAN XING MD
NPI 1043770001
Internal Medicine in San Diego, CA
About Yan Xing Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
YAN XING MD (NPI 1043770001) is an individual internal medicine provider in San Diego, California, licensed in California (A179203) and active in the NPI registry since March 2019. 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
Yan Xing 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 Reassignments
3Medicare enrollment records show Yan Xing reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Diego, CA 92103
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Regents Of The University Of California
- 1,051 clinicians in this Medicare group
Encinitas, CA 92024
- Reassigned Medicare billing, California enrollment
- 92 clinicians in this Medicare group
Encinitas, CA 92024
- Reassigned Medicare billing, California enrollment
- 70 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.
Areas of Expertise CMS Part B claims 4
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 92103 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.
SAN DIEGO, CA 92103
SAN DIEGO, CA 92103
SAN DIEGO, CA 92103
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 Yan Xing's NPI number?
The NPI number for Yan Xing is 1043770001. It was assigned to this individual provider in the NPPES registry on March 24, 2019.
Where is Yan Xing located?
Yan Xing practices at 200 W Arbor Dr, San Diego, CA 92103. The listed phone number is (619) 543-6529.
What is Yan Xing's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Yan Xing enrolled in Medicare?
Yes. Yan Xing 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 Yan Xing's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Yan Xing reassigns Medicare benefits to 3 organizations: Regents Of The University Of California - Ucsd Medical Group (San Diego, CA), North County Inpatient Medical Alliance, A Medical Group, Inc (Encinitas, CA) and Enlightened Healthcare Alliance Medical Corporation (Encinitas, 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 Yan Xing'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 Yan Xing was last updated on March 14, 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.
# Yan Xing, MD · NPI 1043770001
Internal Medicine physician in San Diego, California. Individual provider, active in the CMS NPPES registry since March 24, 2019.
## Identity
- **NPI:** 1043770001 (Entity type: Individual)
- **Enumerated:** March 24, 2019
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** A179203 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 200 W ARBOR DR, San Diego, CA 92103-9000
- **Phone:** (619) 543-6529
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Regents Of The University Of California - Ucsd Medical Group (NPI 1336267137, San Diego, CA); North County Inpatient Medical Alliance, A Medical Group, Inc (NPI 1932108115, Encinitas, CA); Enlightened Healthcare Alliance Medical Corporation (NPI 1710458245, Encinitas, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** March 14, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1043770001) · Data from the CMS NPPES public registry.