DR. XIANGLI LI M.D. PH.D., PC
NPI 1851657001
Internal Medicine in Vista, CA
About Dr. Xiangli Li M.d. Ph.d., Pc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. XIANGLI LI M.D. PH.D., PC (NPI 1851657001) is an individual internal medicine provider in Vista, California, licensed in California (A132485) and active in the NPI registry since April 2012. She is enrolled in Medicare PECOS and is a graduate of Other (1995).
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. Xiangli Li M.d. Ph.d., Pc 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 Xiangli Li reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Vista, CA 92081
- Reassigned Medicare billing, California enrollment
- 8 clinicians in this Medicare group
San Diego, CA 92123
- Reassigned Medicare billing, California enrollment
- 1,437 clinicians in this Medicare group
El Cajon, CA 92020
- Reassigned Medicare billing, California enrollment
- 87 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 14
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 92083 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
VISTA, CA 92083
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 Xiangli Li's NPI number?
The NPI number for Xiangli Li is 1851657001. It was assigned to this individual provider in the NPPES registry on April 2, 2012.
Where is Xiangli Li located?
Xiangli Li practices at 2067 W Vista Way Suite 200, Vista, CA 92083. The listed phone number is (760) 941-9844.
What is Xiangli Li's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Xiangli Li enrolled in Medicare?
Yes. Xiangli Li 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 Xiangli Li's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Xiangli Li reassigns Medicare benefits to 3 organizations: Tri-City Primary Care Medical Group, Inc (Vista, CA), Emergency And Acute Care Medical Corporation (San Diego, CA) and San Diego Critical Care Medical Group, Inc (El Cajon, 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 Xiangli Li'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 Xiangli Li was last updated on August 20, 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. Xiangli Li, M.D. PH.D., PC · NPI 1851657001
Internal Medicine physician in Vista, California. Individual provider, active in the CMS NPPES registry since April 2, 2012.
## Identity
- **NPI:** 1851657001 (Entity type: Individual)
- **Enumerated:** April 2, 2012
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** A132485 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 2067 W VISTA WAY, SUITE 200, Vista, CA 92083-6031
- **Phone:** (760) 941-9844 · **Fax:** (760) 630-5716
## 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): Tri-City Primary Care Medical Group, Inc (NPI 1518364165, Vista, CA); Emergency And Acute Care Medical Corporation (NPI 1437103942, San Diego, CA); San Diego Critical Care Medical Group, Inc (NPI 1609915990, El Cajon, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1995
## Record status
- **NPPES last updated:** August 20, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1851657001) · Data from the CMS NPPES public registry.