DR. JAMES YU CHANG SHEN M.D.
NPI 1063792265
Internal Medicine - Hematology & Oncology in Arcadia, CA
About Dr. James Yu Chang Shen M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JAMES YU CHANG SHEN M.D. (NPI 1063792265) is an individual hematology & oncology provider in Arcadia, California, licensed in California (A124341) and active in the NPI registry since August 2011. He is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of University Of Pittsburgh School Of Medicine (2010).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 2
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. James Yu Chang Shen 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 James Shen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Duarte, CA 91010
- Reassigned Medicare billing, California enrollment
- 1,335 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 51
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 91007 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Referred Medical Equipment & Supplies CMS DME claims 6
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.
ARCADIA, CA 91007
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 James Shen's NPI number?
The NPI number for James Shen is 1063792265. It was assigned to this individual provider in the NPPES registry on August 19, 2011.
Where is James Shen located?
James Shen practices at 301 W Huntington Dr, Arcadia, CA 91007. The listed phone number is (626) 218-9840.
What is James Shen's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.
Is James Shen enrolled in Medicare?
Yes. James Shen 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 James Shen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), James Shen reassigns Medicare benefits to City Of Hope Medical Foundation (Duarte, 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 James Shen'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 James Shen was last updated on November 11, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.