CHRISTOPHER T COX MD
NPI 1366413742
Emergency Medicine in Newark, DE
About Christopher T Cox Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHRISTOPHER T COX MD (NPI 1366413742) is an individual emergency medicine provider in Newark, Delaware, licensed in Delaware (C10006250) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
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 (PECOS)
Christopher T Cox Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Christopher Cox reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Newark, DE 19718
- Reassigned Medicare billing, Delaware enrollment
- 1,531 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 19718 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.
NEWARK, DE 19718
NEWARK, DE 19718
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 Christopher Cox's NPI number?
The NPI number for Christopher Cox is 1366413742. It was assigned to this individual provider in the NPPES registry on February 1, 2006.
Where is Christopher Cox located?
Christopher Cox practices at 4755 Ogletown-Stanton Rd, Newark, DE 19718. The listed phone number is (302) 733-1000.
What is Christopher Cox's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Christopher Cox enrolled in Medicare?
Yes. Christopher Cox is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Christopher Cox's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Christopher Cox reassigns Medicare benefits to Christiana Care Health Services, Inc (Newark, DE). 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 Christopher Cox'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 Christopher Cox was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Christopher T Cox, MD · NPI 1366413742
Emergency Medicine physician in Newark, Delaware. Individual provider, active in the CMS NPPES registry since February 1, 2006.
## Identity
- **NPI:** 1366413742 (Entity type: Individual)
- **Enumerated:** February 1, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** C10006250 (Delaware)
- **Sole proprietor:** No
## Practice location
- **Address:** 4755 OGLETOWN-STANTON RD, Newark, DE 19718
- **Phone:** (302) 733-1000 · **Fax:** (302) 733-1633
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Christiana Care Health Services, Inc (NPI 1104896596, Newark, DE), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 13, 2026
- **Other identifiers:** Medicaid 0001147801 (DE)
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Source: [NPI Profile](https://npiprofile.com/npi/1366413742) · Data from the CMS NPPES public registry.