DR. PAUL W. EFTHIM PH.D.
NPI 1831103852
Psychologist - Clinical in Brookline, MA

Q: What is Paul Efthim's NPI number?

The NPI number for Paul Efthim is 1831103852. It was assigned to this individual provider in the NPPES registry on July 27, 2006.

Q: What is Paul Efthim's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Q: Is Paul Efthim enrolled in Medicare?

No. Paul Efthim has opted out of Medicare through February 1, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

Q: When was this NPI record last updated?

The NPPES record for Paul Efthim was last updated on October 29, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.

Active since July 27, 2006Opted out of Medicare · through Feb 1, 2027

1330 BEACON ST STE 340, BROOKLINE, MA 02446(617) 734-4644 Get Directions Write a Review

NPPES record last updated: October 29, 2021. Verified against the NPPES registry weekly; last sync: August 30, 2026.

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About Dr. Paul W. Efthim Ph.d. NPPES

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

DR. PAUL W. EFTHIM PH.D. (NPI 1831103852) is an individual clinical provider in Brookline, Massachusetts, licensed in Massachusetts (7306) and active in the NPI registry since July 2006. He has opted out of Medicare through February 1, 2027.

NPPES Registry Identity

NPI1831103852

Entity TypeIndividualMale

Primary Taxonomy103TC0700X

Provider Legal NameDR. PAUL W. EFTHIMCredential: PH.D.

Location Address1330 BEACON ST STE 340Brookline, MA 02446-3203

Mailing Address1330 Beacon St Ste 340Brookline, MA 02446-3203 · (617) 734-4644

Phone(617) 734-4644

Sole ProprietorYes

Enumeration DateJuly 27, 2006

Last NPPES UpdateOctober 29, 2021

NPPES CertifiedOctober 29, 2021

✔ NPI 1831103852 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers

Taxonomy Code103TC0700X

License✔ Licensed in MA · 7306

Definition

A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

1330 BEACON ST STE 340, Brookline, MA 02446

Open in Google Maps ↗

Other Identifiers 1

OtherW05727MA · Blue Cross Of Ma Provid #

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Dr. Paul W. Efthim Ph.d. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from February 1, 2023 through February 1, 2027.

Opt-Out Effective DateFebruary 1, 2023

Opt-Out In Effect ThroughFebruary 1, 2027Opt-out affidavits renew automatically every two years unless cancelled

Other Providers at the Same Location NPPES

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

DR. KEITH KIM IRVING PH.D.

Psychologist (Clinical)

1330 BEACON ST STE 340
BROOKLINE, MA 02446

Norfolk County (617) 277-6324

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 Paul Efthim's NPI number?

The NPI number for Paul Efthim is 1831103852. It was assigned to this individual provider in the NPPES registry on July 27, 2006.

Where is Paul Efthim located?

Paul Efthim practices at 1330 Beacon St Ste 340, Brookline, MA 02446. The listed phone number is (617) 734-4644.

What is Paul Efthim's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Paul Efthim enrolled in Medicare?

No. Paul Efthim has opted out of Medicare through February 1, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

When was this NPI record last updated?

The NPPES record for Paul Efthim was last updated on October 29, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.