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SIDNEY MICHAEL TRANTHAM PH.D.
NPI 1013138353
Clinical Neuropsychologist in Brookline, MA

Active since May 02, 2007
129 HARVARD ST, SUITE 2F, BROOKLINE, MA 02446(617) 785-0409 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Sidney Michael Trantham Ph.d. NPPES

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

SIDNEY MICHAEL TRANTHAM PH.D. (NPI 1013138353) is an individual clinical neuropsychologist in Brookline, Massachusetts, licensed in Massachusetts (8509) and active in the NPI registry since May 2007.

NPPES Registry Identity

NPI1013138353
Entity TypeIndividualMale
Primary Taxonomy103G00000X
Provider Legal NameSIDNEY MICHAEL TRANTHAMCredential: PH.D.
Location Address129 HARVARD ST, SUITE 2FBrookline, MA 02446-6497
Mailing AddressPo Box 382192Cambridge, MA 02238-2192 · (617) 785-0409
Phone(617) 785-0409
Sole ProprietorYes
Enumeration DateMay 2, 2007
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1013138353 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyClinical NeuropsychologistBehavioral Health & Social Service Providers
Taxonomy Code103G00000X
License✔ Licensed in MA · 8509
Definition
A clinical psychologist who applies principles of assessment and intervention based upon the scientific study of human behavior as it relates to normal and abnormal functioning of the central nervous system. The specialty is dedicated to enhancing the understanding of brain-behavior relationships and the application of such knowledge to human problems.
Also ListedPsychologist · Clinical Child & AdolescentTaxonomy 103TC2200X · License 8509 (MA)
129 HARVARD ST, Brookline, MA 02446
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Other Providers at the Same Location NPPES 8

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

LINDA T SANFORD LICSW
Social Worker (Clinical)
129 HARVARD ST
BROOKLINE, MA 02446
Norfolk County (617) 699-1511
KATHERINE JAE NAFTZGER LICSW
Social Worker (Clinical)
129 HARVARD ST, SUITE 2F
BROOKLINE, MA 02446
Norfolk County (617) 738-1777
MARY ANN ALBERT LICSW
Social Worker (Clinical)
129 HARVARD ST
BROOKLINE, MA 02446
Norfolk County (617) 731-0888
PATRICK JUDE LILLIS B.F.A, M.A. L.M.H.C.
Counselor (Mental Health)
129 HARVARD ST
BROOKLINE, MA 02446
Norfolk County (617) 834-4235
MS. GABRIELLE ABBY DEAN LICSW
Social Worker (Clinical)
129 HARVARD ST, 1F
BROOKLINE, MA 02446
Norfolk County (617) 413-6696
DR. JAMIE ALLISON WINNICK M.D.
Psychiatry & Neurology (Psychiatry)
129 HARVARD ST
BROOKLINE, MA 02446
Norfolk County (617) 232-0794
DR. RICHARD THOMAS BRISTOL PSY.D.
Psychologist
129 HARVARD ST
BROOKLINE, MA 02446
Norfolk County (617) 964-4605
DR. CHRISTINE ELIZABETH KOWALCKY PSY.D.
Counselor (Mental Health)
129 HARVARD ST
BROOKLINE, MA 02446
Norfolk County (617) 834-4235

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 Sidney Trantham's NPI number?

The NPI number for Sidney Trantham is 1013138353. It was assigned to this individual provider in the NPPES registry on May 2, 2007.

Where is Sidney Trantham located?

Sidney Trantham practices at 129 Harvard St Suite 2F, Brookline, MA 02446. The listed phone number is (617) 785-0409.

What is Sidney Trantham's specialty?

The primary specialty registered for this NPI is Clinical Neuropsychologist with taxonomy code 103G00000X.

When was this NPI record last updated?

The NPPES record for Sidney Trantham was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.