THERESA ANN MCKENNA PHD
NPI 1568463560
Psychologist in Port Jefferson, NY
About Theresa Ann Mckenna Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
THERESA ANN MCKENNA PHD (NPI 1568463560) is an individual psychologist in Port Jefferson, New York, licensed in New York (013779) and active in the NPI registry since August 2005. She is enrolled in Medicare PECOS, is affiliated with St Charles Hospital, and is a graduate of Other (1998).
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 and accepts Medicare assignment
Theresa Ann Mckenna Phd 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 Theresa Mckenna reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Port Jefferson, NY 11777
- Reassigned Medicare billing, New York enrollment
- 210 clinicians in this Medicare group
Bay Shore, NY 11706
- Reassigned Medicare billing, New York enrollment
- 395 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St Charles Hospital
Acute Care Hospitals · Port Jefferson, NYOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
PORT JEFFERSON, NY 11777
PORT JEFFERSON, NY 11777
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 Theresa Mckenna's NPI number?
The NPI number for Theresa Mckenna is 1568463560. It was assigned to this individual provider in the NPPES registry on August 2, 2005.
Where is Theresa Mckenna located?
Theresa Mckenna practices at 200 Belle Terre Rd, Port Jefferson, NY 11777. The listed phone number is (631) 474-6000.
What is Theresa Mckenna's specialty?
The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.
Is Theresa Mckenna enrolled in Medicare?
Yes. Theresa Mckenna 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 Theresa Mckenna's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Theresa Mckenna reassigns Medicare benefits to 2 organizations: St. Charles Hospital Corp. (Port Jefferson, NY) and Good Samaritan Hospital Medical Center (Bay Shore, NY). 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 Theresa Mckenna's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Theresa Mckenna affiliated with any hospitals?
According to CMS data, Theresa Mckenna is affiliated with St Charles Hospital.
When was this NPI record last updated?
The NPPES record for Theresa Mckenna 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.