BRITTAIN MAHAFFEY PHD
NPI 1760889661
Psychologist - Clinical in Stony Brook, NY
About Brittain Mahaffey Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BRITTAIN MAHAFFEY PHD (NPI 1760889661) is an individual clinical provider in Stony Brook, New York, licensed in New York (020811) and active in the NPI registry since November 2014. She is enrolled in Medicare PECOS and is a graduate of University Of North Carolina At Chapel Hill School Of Medicine (2013).
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 and accepts Medicare assignment
Brittain Mahaffey 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 Reassignment
Medicare enrollment records show Brittain Mahaffey reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Stony Brook, NY 11794
- Reassigned Medicare billing, New York enrollment
- 133 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 11794 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.
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 Brittain Mahaffey's NPI number?
The NPI number for Brittain Mahaffey is 1760889661. It was assigned to this individual provider in the NPPES registry on November 21, 2014.
Where is Brittain Mahaffey located?
Brittain Mahaffey practices at Suny Putnam Hl, Stony Brook, NY 11794. The listed phone number is (631) 632-8317.
What is Brittain Mahaffey's specialty?
The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.
Is Brittain Mahaffey enrolled in Medicare?
Yes. Brittain Mahaffey 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 Brittain Mahaffey's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Brittain Mahaffey reassigns Medicare benefits to Stony Brook Psychiatric Associates, University Faculty Practice Corpor (Stony Brook, NY). 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 Brittain Mahaffey's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Brittain Mahaffey accept?
Health plans from Oscar Health list Brittain Mahaffey 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 Brittain Mahaffey was last updated on November 21, 2014. 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.
# Brittain Mahaffey, PHD · NPI 1760889661
Clinical provider in Stony Brook, New York. Individual provider, active in the CMS NPPES registry since November 21, 2014.
## Identity
- **NPI:** 1760889661 (Entity type: Individual)
- **Enumerated:** November 21, 2014
- **Primary specialty:** Psychologist - Clinical · taxonomy 103TC0700X
- **State license:** 020811 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** SUNY PUTNAM HL, Stony Brook, NY 11794-8790
- **Phone:** (631) 632-8317 · **Fax:** (631) 632-8840
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Stony Brook Psychiatric Associates, University Faculty Practice Corpor (NPI 1437105905, Stony Brook, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of North Carolina At Chapel Hill School Of Medicine, class of 2013
## Record status
- **NPPES last updated:** November 21, 2014
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Source: [NPI Profile](https://npiprofile.com/npi/1760889661) · Data from the CMS NPPES public registry.