DR. CHRISTINE A DEFOREST D.O.
NPI 1104052794
Emergency Medicine in Philadelphia, PA
About Dr. Christine A Deforest D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. CHRISTINE A DEFOREST D.O. (NPI 1104052794) is an individual emergency medicine provider in Philadelphia, Pennsylvania, licensed in New Jersey (25MB12688800) and active in the NPI registry since June 2009. She is enrolled in Medicare PECOS, is affiliated with Virtua Willingboro Hospital, and maintains a secondary practice location in North Chicago.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 1
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. Christine A Deforest D.o. 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
3Medicare enrollment records show Christine Deforest reassigns Medicare billing to 3 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
Voorhees, NJ 08043
- Reassigned Medicare billing, New Jersey enrollment
- 332 clinicians in this Medicare group
Mount Holly, NJ 08060
- Reassigned Medicare billing, New Jersey enrollment
- 248 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 2
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Virtua Willingboro Hospital
Acute Care Hospitals · Willingboro, NJPenn Presbyterian Medical Center
Acute Care Hospitals · Philadelphia, PAPhysician 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
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 Christine Deforest's NPI number?
The NPI number for Christine Deforest is 1104052794. It was assigned to this individual provider in the NPPES registry on June 9, 2009.
Where is Christine Deforest located?
Christine Deforest practices at 51 N 39th St M01 Myrin Basement, Philadelphia, PA 19104. The listed phone number is (267) 588-6915.
What is Christine Deforest's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Christine Deforest enrolled in Medicare?
Yes. Christine Deforest 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 Christine Deforest's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Christine Deforest reassigns Medicare benefits to 3 organizations: University Of Penn-Medical Group (Philadelphia, PA), Emergency Physician Associates Of South Jersey P C (Voorhees, NJ) and Emergency Physician Services Of New Jersey,professional Association (Mount Holly, NJ). 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 Christine Deforest's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Christine Deforest affiliated with any hospitals?
According to CMS data, Christine Deforest is affiliated with Virtua Willingboro Hospital and Penn Presbyterian Medical Center.
When was this NPI record last updated?
The NPPES record for Christine Deforest was last updated on September 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Dr. Christine A Deforest, D.O. · NPI 1104052794
Emergency Medicine physician in Philadelphia, Pennsylvania. Individual provider, active in the CMS NPPES registry since June 9, 2009.
## Identity
- **NPI:** 1104052794 (Entity type: Individual)
- **Enumerated:** June 9, 2009
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 25MB12688800 (New Jersey)
- **Sole proprietor:** No
## Practice location
- **Address:** 51 N 39TH ST, M01 MYRIN BASEMENT, Philadelphia, PA 19104
- **Phone:** (267) 588-6915
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): University Of Penn-Medical Group (NPI 1083002000, Philadelphia, PA); Emergency Physician Associates Of South Jersey P C (NPI 1215965231, Voorhees, NJ); Emergency Physician Services Of New Jersey,professional Association (NPI 1831539568, Mount Holly, NJ) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Philadelphia Col Of Osteo Med, Sewanee, class of 2009
## Record status
- **NPPES last updated:** September 2, 2025
- **Other identifiers:** Other VAD0000
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Source: [NPI Profile](https://npiprofile.com/npi/1104052794) · Data from the CMS NPPES public registry.