JAMES SUN MD
NPI 1003278391
Surgery - Surgical Oncology in Philadelphia, PA
About James Sun Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JAMES SUN MD (NPI 1003278391) is an individual surgical oncology provider in Philadelphia, Pennsylvania, licensed in Utah (14231568-1205) and active in the NPI registry since March 2016. He is enrolled in Medicare PECOS, is affiliated with University Of Utah Hospitals And Clinics, and is a graduate of Other (2016).
NPPES Registry Identity
Specialties & Licenses
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
James Sun 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 Reassignment
Medicare enrollment records show James Sun reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Sandy, UT 84092
- Reassigned Medicare billing, Utah enrollment
- 2,620 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
University Of Utah Hospitals And Clinics
Acute Care Hospitals · Salt Lake City, UTPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 19111 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.
PHILADELPHIA, PA 19111
PHILADELPHIA, PA 19111
PHILADELPHIA, PA 19111
PHILADELPHIA, PA 19111
PHILADELPHIA, PA 19111
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 Sun's NPI number?
The NPI number for James Sun is 1003278391. It was assigned to this individual provider in the NPPES registry on March 24, 2016.
Where is James Sun located?
James Sun practices at 333 Cottman Ave, Philadelphia, PA 19111. The listed phone number is (215) 854-9799.
What is James Sun's specialty?
The primary specialty registered for this NPI is Surgery, specializing in Surgical Oncology, with taxonomy code 2086X0206X.
Is James Sun enrolled in Medicare?
Yes. James Sun 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 Sun's services?
According to the CMS Revalidation Reassignment List (October 2026 release), James Sun reassigns Medicare benefits to University Of Utah Adult Services (Sandy, UT). 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 Sun's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does James Sun accept?
Health plans from BridgeSpan Health Company, Molina Healthcare, Regence BlueCross BlueShield of Utah and University of Utah Health Plans list James Sun 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 James Sun affiliated with any hospitals?
According to CMS data, James Sun is affiliated with University Of Utah Hospitals And Clinics.
When was this NPI record last updated?
The NPPES record for James Sun was last updated on December 31, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# James Sun, MD · NPI 1003278391
Surgical Oncology physician in Philadelphia, Pennsylvania. Individual provider, active in the CMS NPPES registry since March 24, 2016.
## Identity
- **NPI:** 1003278391 (Entity type: Individual)
- **Enumerated:** March 24, 2016
- **Primary specialty:** Surgery - Surgical Oncology · taxonomy 2086X0206X
- **State license:** 14231568-1205 (Utah)
- **Sole proprietor:** No
## Practice location
- **Address:** 333 COTTMAN AVE, Philadelphia, PA 19111-2497
- **Phone:** (215) 854-9799
## 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:** University Of Utah Adult Services (NPI 1851904247, Sandy, UT), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2016
## Record status
- **NPPES last updated:** December 31, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1003278391) · Data from the CMS NPPES public registry.