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Clinical Psychologist

Brittain L. Mahaffey

Sees patients in Stony Brook, NY · New York

Summary

Brittain L. Mahaffey is a clinical psychologist at 169 Putnam Hall, South Campus, Stony Brook, NY 11794. Phone: (631) 632-8850. Accepts Medicare assignment. NPI 1760889661. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Clinical psychologist
  • Address: 169 Putnam Hall, South Campus, Stony Brook, NY 11794 · Directions
  • Phone: (631) 632‑8850
  • Medicare: Accepts Medicare assignment
  • Group practice: Stony Brook Psychiatric Associates University Faculty Practice Corpor
  • School: University Of North Carolina At Chapel Hill School Of Medicine · graduated 2013
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Brittain L. Mahaffey, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Brittain L. Mahaffey accept Medicare assignment?
Yes. Medicare's clinician data says Brittain L. Mahaffey accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is Brittain L. Mahaffey's NPI number?
1760889661. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Brittain L. Mahaffey is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Brittain L. Mahaffey as a member of this group (CMS data updated October 2, 2026).

  • Stony Brook Psychiatric Associates University Faculty Practice Corpor104 clinicians in the group

Specialties

Find other clinicians: Clinical Psychologist, New York →

Other clinical psychologists in Stony Brook

Clinicians with the same Medicare primary specialty in Stony Brook, NY — not a recommendation.

All clinical psychologists in Stony Brook →

Other clinicians in Stony Brook Psychiatric Associates University Faculty Practice Corpor

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

SchoolUniversity Of North Carolina At Chapel Hill School Of Medicine
Graduation year2013
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1760889661
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians