ALLISON R MCGRATH APRN
NPI 1659092393
Nurse Practitioner - Family in New Haven, CT
About Allison R Mcgrath Aprn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALLISON R MCGRATH APRN (NPI 1659092393) is an individual family provider in New Haven, Connecticut, licensed in Connecticut (12.011091) and active in the NPI registry since September 2022. She is enrolled in Medicare PECOS and is a graduate of Other (2022).
NPPES Registry Identity
Specialties & Licenses 2
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
Allison R Mcgrath Aprn 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 Reassignment
Medicare enrollment records show Allison Mcgrath reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
New Haven, CT 06519
- Reassigned Medicare billing, Connecticut enrollment
- 3,728 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 9
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 06519 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.
NEW HAVEN, CT 06519
NEW HAVEN, CT 06519
NEW HAVEN, CT 06519
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 Allison Mcgrath's NPI number?
The NPI number for Allison Mcgrath is 1659092393. It was assigned to this individual provider in the NPPES registry on September 12, 2022.
Where is Allison Mcgrath located?
Allison Mcgrath practices at 800 Howard Ave, New Haven, CT 06519. The listed phone number is (203) 688-4242.
What is Allison Mcgrath's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Allison Mcgrath enrolled in Medicare?
Yes. Allison Mcgrath 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 organization bills Medicare for Allison Mcgrath's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Allison Mcgrath reassigns Medicare benefits to Yale University (New Haven, CT). 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 Allison Mcgrath's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Allison Mcgrath accept?
Health plans from Anthem Blue Cross and Blue Shield list Allison Mcgrath 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 Allison Mcgrath was last updated on October 12, 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.
# Allison R Mcgrath, APRN · NPI 1659092393
Family physician in New Haven, Connecticut. Individual provider, active in the CMS NPPES registry since September 12, 2022.
## Identity
- **NPI:** 1659092393 (Entity type: Individual)
- **Enumerated:** September 12, 2022
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 12.011091 (Connecticut)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 800 HOWARD AVE, New Haven, CT 06519-1369
- **Phone:** (203) 688-4242
## 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:** Yale University (NPI 1124148887, New Haven, CT), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** October 12, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1659092393) · Data from the CMS NPPES public registry.