BRENNA E SHANAHAN
NPI 1689159121
Psychologist in Weymouth, MA

Active since October 01, 2018PECOS Enrolled
169 LIBBEY PKWY, WEYMOUTH, MA 02189(781) 551-0999 Get Directions Write a Review

NPPES record last updated: June 5, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jun 5, 2025, Aug 17, 2022, Oct 1, 2018 (3 updates tracked since 2018).

About Brenna E Shanahan NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

BRENNA E SHANAHAN (NPI 1689159121) is an individual psychologist in Weymouth, Massachusetts, licensed in Massachusetts (PSY10000046) and active in the NPI registry since October 2018. She is enrolled in Medicare PECOS and is a graduate of Other (2022).

NPPES Registry Identity

NPI1689159121
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameBRENNA E SHANAHAN
Location Address169 LIBBEY PKWYWeymouth, MA 02189-3189
Mailing AddressLifestance Health, 169 Libbey ParkwayWeymouth, MA 02189
Sole ProprietorNo
Medical School CMSOtherGraduated 2022
Enumeration DateOctober 1, 2018
Last NPPES UpdateJune 5, 20253 updates tracked since enumeration
NPPES CertifiedJune 5, 2025
NPI 1689159121 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
License Licensed in MA · PSY10000046
Definition
A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.
169 LIBBEY PKWY, Weymouth, MA 02189

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Brenna E Shanahan is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID42785214
PECOS Enrollment IDI20260406003525
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Other Providers at the Same Location NPPES 15

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Psychologist (Clinical)
169 LIBBEY PKWY, SECOND FLOOR
WEYMOUTH, MA 02189
Psychologist
169 LIBBEY PKWY
WEYMOUTH, MA 02189
Clinical Neuropsychologist
169 LIBBEY PKWY, SECOND FLOOR
WEYMOUTH, MA 02189
Counselor (Mental Health)
169 LIBBEY PKWY
WEYMOUTH, MA 02189
Psychiatry & Neurology (Psychiatry)
169 LIBBEY PKWY
WEYMOUTH, MA 02189
Clinical Neuropsychologist
169 LIBBEY PKWY
WEYMOUTH, MA 02189
Social Worker (Clinical)
169 LIBBEY PKWY
WEYMOUTH, MA 02189
Psychologist (Clinical)
169 LIBBEY PKWY, SECOND FLOOR
WEYMOUTH, MA 02189

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 Brenna Shanahan's NPI number?

The NPI number for Brenna Shanahan is 1689159121. It was assigned to this individual provider in the NPPES registry on October 1, 2018.

Where is Brenna Shanahan located?

Brenna Shanahan practices at 169 Libbey Pkwy, Weymouth, MA 02189. The listed phone number is (781) 551-0999.

What is Brenna Shanahan's specialty?

The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.

Is Brenna Shanahan enrolled in Medicare?

Yes. Brenna Shanahan is registered in the Medicare PECOS enrollment system.

What insurance does Brenna Shanahan accept?

Health plans from Anthem Blue Cross and Blue Shield and Harvard Pilgrim Health Care list Brenna Shanahan 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 Brenna Shanahan was last updated on June 5, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.