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THE CHECK IN LLC
NPI 1003766064
Counselor - Mental Health in Waltham, MA

Active since January 30, 2026
37 WESTON ST APT 1, WALTHAM, MA 02453(508) 838-4139 Get Directions Write a Review

NPPES record last updated: January 30, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About The Check In Llc NPPES

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

THE CHECK IN LLC (NPI 1003766064) is a healthcare organization registered as a mental health in Waltham, Massachusetts and active in the NPI registry since January 2026. The organization lists Montana Brown, Sole Member, as its authorized official.

NPPES Registry Identity

NPI1003766064
Entity TypeOrganization
Primary Taxonomy101YM0800X
Legal Business NameTHE CHECK IN LLC
Location Address37 WESTON ST APT 1Waltham, MA 02453-7745
Mailing Address37 Weston St Apt 1Waltham, MA 02453-7745
Phone(508) 838-4139
Organization SubpartNo
Authorized OfficialMontana BrownSole Member · (508) 838-4139
Enumeration DateJanuary 30, 2026
NPPES CertifiedJanuary 30, 2026
✔ NPI 1003766064 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
37 WESTON ST APT 1, Waltham, MA 02453
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

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 The Check In LLC's NPI number?

The NPI number for The Check In LLC is 1003766064. It was assigned to this organization in the NPPES registry on January 30, 2026.

Where is The Check In LLC located?

The Check In LLC is located at 37 Weston St Apt 1, Waltham, MA 02453. The listed phone number is (508) 838-4139.

What is The Check In LLC'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 The Check In LLC was last updated on January 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.