LANDON DUMAR LMHC, CMPC
NPI 1356086136
Counselor - Mental Health in Sherborn, MA

Q: What is Landon Dumar's NPI number?

The NPI number for Landon Dumar is 1356086136. It was assigned to this individual provider in the NPPES registry on May 5, 2022.

Q: What is Landon Dumar's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Landon Dumar was last updated on March 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.

Active since May 05, 2022

269 S MAIN ST, SHERBORN, MA 01770(508) 479-2684 Get Directions Write a Review

NPPES record last updated: March 18, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Mar 18, 2025, May 5, 2022 (2 updates tracked since 2022).

On this page

About Landon Dumar Lmhc, Cmpc NPPES

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

LANDON DUMAR LMHC, CMPC (NPI 1356086136) is an individual mental health provider in Sherborn, Massachusetts, licensed in Massachusetts (LMHC10003647) and active in the NPI registry since May 2022.

NPPES Registry Identity

NPI1356086136

Entity TypeIndividualMale

Primary Taxonomy101YM0800X

Provider Legal NameLANDON DUMARCredential: LMHC, CMPC

Location Address269 S MAIN STSherborn, MA 01770-1403

Mailing Address269 S Main StSherborn, MA 01770-1403 · (508) 479-2684

Phone(508) 479-2684

Sole ProprietorYes

Enumeration DateMay 5, 2022

Last NPPES UpdateMarch 18, 20252 updates tracked since enumeration

NPPES CertifiedMarch 18, 2025

✔ NPI 1356086136 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers

Taxonomy Code101YM0800X

License✔ Licensed in MA · LMHC10003647

269 S MAIN ST, Sherborn, MA 01770

Open in Google Maps ↗

Other Providers at the Same Location NPPES

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

PERRIN D DUMAR

Doula

269 S MAIN ST
SHERBORN, MA 01770

Middlesex County (508) 308-3310

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 Landon Dumar's NPI number?

The NPI number for Landon Dumar is 1356086136. It was assigned to this individual provider in the NPPES registry on May 5, 2022.

Where is Landon Dumar located?

Landon Dumar practices at 269 S Main St, Sherborn, MA 01770. The listed phone number is (508) 479-2684.

What is Landon Dumar'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 Landon Dumar was last updated on March 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.