DR. JUSTIN CAHILL MD
NPI 1316966112
Emergency Medicine in Bridgeport, CT
About Dr. Justin Cahill Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JUSTIN CAHILL MD (NPI 1316966112) is an individual emergency medicine provider in Bridgeport, Connecticut, licensed in Connecticut (041914) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Justin Cahill Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Justin Cahill reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Bridgeport, CT 06610
- Reassigned Medicare billing, Connecticut enrollment
- 219 clinicians in this Medicare group
Waterbury, CT 06708
- Reassigned Medicare billing, Connecticut enrollment
- 125 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 06610 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.
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.
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 Justin Cahill's NPI number?
The NPI number for Justin Cahill is 1316966112. It was assigned to this individual provider in the NPPES registry on July 19, 2006.
Where is Justin Cahill located?
Justin Cahill practices at 267 Grant St, Bridgeport, CT 06610. The listed phone number is (203) 384-4490.
What is Justin Cahill's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Justin Cahill enrolled in Medicare?
Yes. Justin Cahill is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Justin Cahill's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Justin Cahill reassigns Medicare benefits to 2 organizations: Bridgeport Hospital (Bridgeport, CT) and Emergency Physicians Of Connecticut PC (Waterbury, CT). 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 Justin Cahill'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 Justin Cahill was last updated on June 4, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Dr. Justin Cahill, MD · NPI 1316966112
Emergency Medicine physician in Bridgeport, Connecticut. Individual provider, active in the CMS NPPES registry since July 19, 2006.
## Identity
- **NPI:** 1316966112 (Entity type: Individual)
- **Enumerated:** July 19, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 041914 (Connecticut)
- **Sole proprietor:** No
## Practice location
- **Address:** 267 GRANT ST, Bridgeport, CT 06610-2805
- **Phone:** (203) 384-4490
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Bridgeport Hospital (NPI 1649260845, Bridgeport, CT); Emergency Physicians Of Connecticut PC (NPI 1902278906, Waterbury, CT) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** June 4, 2012
- **Other identifiers:** Medicare UPIN I15800 (CT); Medicare ID-Type Unspecified 930001089 (CT)
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Source: [NPI Profile](https://npiprofile.com/npi/1316966112) · Data from the CMS NPPES public registry.