JUSTINE CORMIER M.D.
NPI 1427436294
Psychiatry & Neurology - Neurology in New Haven, CT
About Justine Cormier M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JUSTINE CORMIER M.D. (NPI 1427436294) is an individual neurology provider in New Haven, Connecticut, licensed in Connecticut (64155) and active in the NPI registry since May 2015. She is enrolled in Medicare PECOS and is a graduate of Other (2015).
NPPES Registry Identity
Specialties & Licenses 3
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
Justine Cormier M.d. 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
2Medicare enrollment records show Justine Cormier reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Hartford, CT 06102
- Reassigned Medicare billing, Connecticut enrollment
- 1,333 clinicians in this Medicare group
Hartford, CT 06106
- Reassigned Medicare billing, Connecticut enrollment
- 1,921 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 06520 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 2
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 Justine Cormier's NPI number?
The NPI number for Justine Cormier is 1427436294. It was assigned to this individual provider in the NPPES registry on May 13, 2015.
Where is Justine Cormier located?
Justine Cormier practices at 15 York St Ynhh Dept. Neurology, New Haven, CT 06520. The listed phone number is (203) 785-4085.
What is Justine Cormier's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.
Is Justine Cormier enrolled in Medicare?
Yes. Justine Cormier 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 Justine Cormier's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Justine Cormier reassigns Medicare benefits to 2 organizations: Hartford Hospital (Hartford, CT) and Hartford Healthcare Medical Group Specialists, PLLC (Hartford, 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 Justine Cormier's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Justine Cormier accept?
Health plans from Anthem Blue Cross and Blue Shield list Justine Cormier 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.
When was this NPI record last updated?
The NPPES record for Justine Cormier was last updated on August 25, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Justine Cormier, M.D. · NPI 1427436294
Neurology physician in New Haven, Connecticut. Individual provider, active in the CMS NPPES registry since May 13, 2015.
## Identity
- **NPI:** 1427436294 (Entity type: Individual)
- **Enumerated:** May 13, 2015
- **Primary specialty:** Psychiatry & Neurology - Neurology · taxonomy 2084N0400X
- **State license:** 64155 (Connecticut)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 15 YORK ST, YNHH DEPT. NEUROLOGY, New Haven, CT 06520-8018
- **Phone:** (203) 785-4085
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Hartford Hospital (NPI 1407806391, Hartford, CT); Hartford Healthcare Medical Group Specialists, PLLC (NPI 1023584216, Hartford, CT) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2015
## Record status
- **NPPES last updated:** August 25, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1427436294) · Data from the CMS NPPES public registry.