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XIAODONG LI M.D. &PH.D.
NPI 1265799530
Pathology - Anatomic Pathology & Clinical Pathology in South Pasadena, CA

Active since April 11, 2012PECOS EnrolledAccepts Medicare Assignment
314 MONTEREY RD UNIT 14, SOUTH PASADENA, CA 91030(858) 461-0091 Get Directions Write a Review

NPPES record last updated: June 7, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jun 7, 2022, Jul 19, 2018 (2 updates tracked since 2018).

About Xiaodong Li M.d. &ph.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

XIAODONG LI M.D. &PH.D. (NPI 1265799530) is an individual anatomic pathology & clinical pathology provider in South Pasadena, California, licensed in California (134409) and active in the NPI registry since April 2012. He is enrolled in Medicare PECOS and is a graduate of Other (1997).

NPPES Registry Identity

NPI1265799530
Entity TypeIndividualMale
Primary Taxonomy207ZP0102X
Provider Legal NameXIAODONG LICredential: M.D. &PH.D.
Location Address314 MONTEREY RD UNIT 14South Pasadena, CA 91030
Mailing Address314 Monterey Rd Unit 14South Pasadena, CA 91030-3589 · (858) 252-5177
Phone(858) 461-0091
Sole ProprietorYes
Medical School CMSOtherGraduated 1997
Enumeration DateApril 11, 2012
Last NPPES UpdateJune 7, 20222 updates tracked since enumeration
NPPES CertifiedJune 7, 2022
✔ NPI 1265799530 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0102X
License✔ Licensed in CA · 134409
Definition
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.
314 MONTEREY RD UNIT 14, South Pasadena, CA 91030
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

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

Xiaodong Li M.d. &ph.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.

PECOS PAC ID2062782402
PECOS Enrollment IDI20180710003093
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

3

Medicare enrollment records show Xiaodong Li reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Regents Of The University Of California
28 mi
Anatomic Pathology & Clinical Pathology
101 THE CITY DR S
Orange, CA 92868
  • Reassigned Medicare billing, California enrollment
  • 84 clinicians in this Medicare group
NPI 1174662555 (714) 456-6411
Regents Of The University Of California
28 mi
Anatomic Pathology & Clinical Pathology
101 THE CITY DR S
Orange, CA 92868
  • Reassigned Medicare billing, California enrollment
  • 79 clinicians in this Medicare group
NPI 1558311811 (714) 456-6411
Permanente Medical Group Inc
309 mi
Internal Medicine
710 LAWRENCE EXPRESSWAY
Santa Clara, CA 95051
  • Reassigned Medicare billing, California enrollment
  • 20,078 clinicians in this Medicare group
NPI 1073606299 (408) 851-1000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91030 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Xiaodong Li's NPI number?

The NPI number for Xiaodong Li is 1265799530. It was assigned to this individual provider in the NPPES registry on April 11, 2012.

Where is Xiaodong Li located?

Xiaodong Li practices at 314 Monterey Rd Unit 14, South Pasadena, CA 91030. The listed phone number is (858) 461-0091.

What is Xiaodong Li's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Is Xiaodong Li enrolled in Medicare?

Yes. Xiaodong 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 Xiaodong Li's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Xiaodong Li reassigns Medicare benefits to 3 organizations: Regents Of The University Of California (Orange, CA), Regents Of The University Of California (Orange, CA) and Permanente Medical Group Inc (Santa Clara, 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 Xiaodong 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 Xiaodong Li was last updated on June 7, 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.