DR. DONG XIANG MD
NPI 1235332925
Internal Medicine - Hematology & Oncology in San Gabriel, CA
About Dr. Dong Xiang Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DONG XIANG MD (NPI 1235332925) is an individual hematology & oncology provider in San Gabriel, California, licensed in California (C132350) and active in the NPI registry since June 2007. He is enrolled in Medicare PECOS, is affiliated with Marshfield Medical Center, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Locations 2
Other Identifiers 1
Accepted Insurance
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. Dong Xiang 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
8Medicare enrollment records show Dong Xiang reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Downey, CA 90241
- Reassigned Medicare billing, California and Nevada enrollments
- Medicare enrollment name: The Oncology Institute Ca, A Professional Corporation
- Also billed through NPI 1225514508 (Nevada)
- 110 clinicians in this Medicare group
Friday Harbor, WA 98250
- Reassigned Medicare billing, Washington enrollment
- 97 clinicians in this Medicare group
Eau Claire, WI 54701
- Reassigned Medicare billing, Wisconsin enrollment
- Also billed through NPI 1952890873 (Wisconsin)
- 2,476 clinicians in this Medicare group
Rice Lake, WI 54868
- Reassigned Medicare billing, Wisconsin enrollment
- 1,616 clinicians in this Medicare group
Neillsville, WI 54456
- Reassigned Medicare billing, Wisconsin enrollment
- Also billed through NPI 1346239373 (Wisconsin)
- 1,440 clinicians in this Medicare group
Marshfield, WI 54449
- Reassigned Medicare billing, Wisconsin enrollment
- 2,540 clinicians in this Medicare group
Park Falls, WI 54552
- Reassigned Medicare billing, Wisconsin enrollment
- Also billed through NPI 1700963048 (Wisconsin)
- 1,351 clinicians in this Medicare group
Columbus, WI 53925
- Reassigned Medicare billing, Wisconsin enrollment
- Medicare enrollment name: Beaver Dam Community Hospitals Inc.
- 1,447 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 20
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.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Marshfield Medical Center
Acute Care Hospitals · Marshfield, WIMarshfield Medical Center - Weston
Acute Care Hospitals · Weston, WIMarshfield Medical Center - Minocqua
Acute Care Hospitals · Minocqua, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 91776 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 7
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAN GABRIEL, CA 91776
SAN GABRIEL, CA 91776
SAN GABRIEL, CA 91776
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 Dong Xiang's NPI number?
The NPI number for Dong Xiang is 1235332925. It was assigned to this individual provider in the NPPES registry on June 8, 2007.
Where is Dong Xiang located?
Dong Xiang practices at 207 S Santa Anita St Ste P05, San Gabriel, CA 91776. The listed phone number is (562) 735-3226.
What is Dong Xiang's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.
Is Dong Xiang enrolled in Medicare?
Yes. Dong Xiang 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 Dong Xiang's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Dong Xiang reassigns Medicare benefits to 8 organizations: Starling Oncology Ca, A Professional Corporation (Downey, CA), Peacehealth (Friday Harbor, WA), Mchs Hospitals Inc (Eau Claire, WI), Lakeview Medical Center Inc Of Rice Lake (Rice Lake, WI), Memorial Hospital Inc (Neillsville, WI) and 3 more organizations, listed in the Medicare section above. 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 Dong Xiang's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Dong Xiang accept?
Health plans from Anthem Blue Cross and Blue Shield, HealthPartners, Molina Healthcare, Premera Blue Cross Blue Shield of Alaska and Providence Health Plan and 1 other insurer list Dong Xiang as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Dong Xiang affiliated with any hospitals?
According to CMS data, Dong Xiang is affiliated with Marshfield Medical Center, Marshfield Medical Center - Weston and Marshfield Medical Center - Minocqua.
When was this NPI record last updated?
The NPPES record for Dong Xiang was last updated on April 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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.