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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

KATHLEEN MONAHAN
NPI 1689338840
Counselor - Mental Health in Wellesley, MA

Active since October 25, 2021
30 WASHINGTON ST, WELLESLEY, MA 02481(617) 675-6602 Get Directions Write a Review

NPPES record last updated: August 11, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Kathleen Monahan NPPES

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

KATHLEEN MONAHAN (NPI 1689338840) is an individual mental health provider in Wellesley, Massachusetts and active in the NPI registry since October 2021.

NPPES Registry Identity

NPI1689338840
Entity TypeIndividualFemale
Primary Taxonomy101YM0800X
Provider Legal NameKATHLEEN MONAHAN
Location Address30 WASHINGTON STWellesley, MA 02481-1929
Mailing Address30 Washington StWellesley, MA 02481-1929
Phone(617) 675-6602
Sole ProprietorNo
Enumeration DateOctober 25, 2021
Last NPPES UpdateAugust 11, 2026
NPPES CertifiedAugust 11, 2026
✔ NPI 1689338840 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
30 WASHINGTON ST, Wellesley, MA 02481
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Other Providers at the Same Location NPPES 18

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

DR. KARA DEAVER CHANG M.D.
Specialist
30 WASHINGTON ST
WELLESLEY, MA 02481
Norfolk County (781) 263-0033
DR. MOLLY ELIZABETH CLARK M.D.
Specialist
30 WASHINGTON ST
WELLESLEY, MA 02481
Norfolk County (781) 263-0033
MRS. VALENCIA ESTELL MILLER M.D.
Obstetrics & Gynecology
30 WASHINGTON ST, ABOUT WOMEN BY WOMEN
WELLESLEY, MA 02481
Norfolk County (781) 263-0033
MEGAN E. BUNNELL
Obstetrics & Gynecology
30 WASHINGTON ST
WELLESLEY, MA 02481
Norfolk County (781) 263-0033
CHARLOTTE PAGE CRANE M.D.
Obstetrics & Gynecology
30 WASHINGTON ST
WELLESLEY, MA 02481
Norfolk County (781) 263-0033
MISS STEPHANIE O'NEILL CF-SLP
Student in an Organized Health Care Education/Training Program
30 WASHINGTON ST
WELLESLEY HILLS, MA 02481
Norfolk County (978) 996-3799
JILLIAN NORTH M.S., OTR/L
Occupational Therapist
30 WASHINGTON ST, SUITE 300
WELLESLEY, MA 02481
Norfolk County (339) 686-2640
MARIA NORIEGA
Behavior Analyst
30 WASHINGTON ST
WELLESLEY, MA 02481
Norfolk County (844) 276-7254

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 Kathleen Monahan's NPI number?

The NPI number for Kathleen Monahan is 1689338840. It was assigned to this individual provider in the NPPES registry on October 25, 2021.

Where is Kathleen Monahan located?

Kathleen Monahan practices at 30 Washington St, Wellesley, MA 02481. The listed phone number is (617) 675-6602.

What is Kathleen Monahan's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

When was this NPI record last updated?

The NPPES record for Kathleen Monahan was last updated on August 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 days 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.