STEPHEN MICHAEL CHANG DO
NPI 1548898760
Radiology - Diagnostic Radiology in Philadelphia, PA
About Stephen Michael Chang Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
STEPHEN MICHAEL CHANG DO (NPI 1548898760) is an individual diagnostic radiology provider in Philadelphia, Pennsylvania, licensed in Pennsylvania (OS024756) and active in the NPI registry since April 2020. He is enrolled in Medicare PECOS, is affiliated with Hospital Of Univ Of Pennsylvania, and is a graduate of Lake Erie Col Of Osteopathic Medicine, Bradenton (2020).
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
Stephen Michael Chang Do 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 Stephen Chang reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Philadelphia, PA 19104
- Reassigned Medicare billing, Pennsylvania enrollment
- 3,488 clinicians in this Medicare group
Sterling, VA 20165
- Reassigned Medicare billing, Virginia enrollment
- 291 clinicians in this Medicare group
Reston, VA 20190
- Reassigned Medicare billing, District of Columbia enrollment
- 33 clinicians in this Medicare group
Reston, VA 20190
- Reassigned Medicare billing, District of Columbia enrollment
- 29 clinicians in this Medicare group
Reston, VA 20190
- Reassigned Medicare billing, District of Columbia and Virginia enrollments
- 36 clinicians in this Medicare group
Fairfax, VA 22033
- Reassigned Medicare billing, District of Columbia enrollment
- 32 clinicians in this Medicare group
Ashburn, VA 20147
- Reassigned Medicare billing, Virginia enrollment
- 33 clinicians in this Medicare group
Roanoke, VA 24018
- Reassigned Medicare billing, Virginia enrollment
- 33 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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Hospital Of Univ Of Pennsylvania
Acute Care Hospitals · Philadelphia, PAPenn Presbyterian Medical Center
Acute Care Hospitals · Philadelphia, PAPennsylvania Hospital
Acute Care Hospitals · Philadelphia, PAReston Hospital Center
Acute Care Hospitals · Reston, VAStonesprings Hospital Center
Acute Care Hospitals · Dulles, VAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 19104 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 19104
PHILADELPHIA, PA 19104
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 Stephen Chang's NPI number?
The NPI number for Stephen Chang is 1548898760. It was assigned to this individual provider in the NPPES registry on April 1, 2020.
Where is Stephen Chang located?
Stephen Chang practices at 3400 Spruce St, Philadelphia, PA 19104. The listed phone number is (215) 662-3000.
What is Stephen Chang's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Stephen Chang enrolled in Medicare?
Yes. Stephen Chang 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 Stephen Chang's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stephen Chang reassigns Medicare benefits to 8 organizations: University Of Penn-Medical Group (Philadelphia, PA), Loudoun Medical Group, PC (Sterling, VA), Mri Of Reston, LP (Reston, VA), Pet Of Reston, LP (Reston, VA), Reston Radiology Consultants, PC (Reston, VA) 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 Stephen Chang's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Stephen Chang affiliated with any hospitals?
According to CMS data, Stephen Chang is affiliated with Hospital Of Univ Of Pennsylvania, Penn Presbyterian Medical Center, Pennsylvania Hospital, Reston Hospital Center and Stonesprings Hospital Center.
When was this NPI record last updated?
The NPPES record for Stephen Chang was last updated on December 24, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Stephen Michael Chang, DO · NPI 1548898760
Diagnostic Radiology physician in Philadelphia, Pennsylvania. Individual provider, active in the CMS NPPES registry since April 1, 2020.
## Identity
- **NPI:** 1548898760 (Entity type: Individual)
- **Enumerated:** April 1, 2020
- **Primary specialty:** Radiology - Diagnostic Radiology · taxonomy 2085R0202X
- **State license:** OS024756 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 3400 SPRUCE ST, Philadelphia, PA 19104-4206
- **Phone:** (215) 662-3000 · **Fax:** (215) 662-7011
## 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:** 8 organizations under Medicare reassignment (form CMS-855R): University Of Penn-Medical Group (NPI 1073902169, Philadelphia, PA); Loudoun Medical Group, PC (NPI 1457475857, Sterling, VA); Mri Of Reston, LP (NPI 1164447025, Reston, VA); Pet Of Reston, LP (NPI 1922024041, Reston, VA); Reston Radiology Consultants, PC (NPI 1235307034, Reston, VA); and 3 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Lake Erie Col Of Osteopathic Medicine, Bradenton, class of 2020
## Record status
- **NPPES last updated:** December 24, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1548898760) · Data from the CMS NPPES public registry.