MARY CLAIRE KEENAN
NPI 1356408447
Social Worker - Clinical in Madison, CT
About Mary Claire Keenan NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARY CLAIRE KEENAN (NPI 1356408447) is an individual clinical provider in Madison, Connecticut, licensed in Connecticut (006360) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mary Claire Keenan is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Mary Keenan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
New Haven, CT 06504
- Reassigned Medicare billing, Connecticut enrollment
- 130 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 06443 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Mary Keenan's NPI number?
The NPI number for Mary Keenan is 1356408447. It was assigned to this individual provider in the NPPES registry on January 2, 2007.
Where is Mary Keenan located?
Mary Keenan practices at 30 Burcam Dr, Madison, CT 06443. The listed phone number is (203) 654-0840.
What is Mary Keenan's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Mary Keenan enrolled in Medicare?
Yes. Mary Keenan is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Mary Keenan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Keenan reassigns Medicare benefits to Yale New Haven Hospital (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 Mary Keenan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mary Keenan accept?
Health plans from Anthem Blue Cross and Blue Shield list Mary Keenan 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 Mary Keenan was last updated on May 12, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.