NPI Portal NPI Lookup & Verification

Keystone House Inc.

Keystone House Inc. is a healthcare organization registered as Mental Illness Community Based Residential Treatment Facility in Norwalk, CT, holding Type 2 (organization) NPI 1356335798 since 2005. The authorized official on file is Barry Mcgovern, Associate Executive Director.

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NPI 1356335798
Entity type Organization (Type 2)
Legal business name Keystone House Inc.
Practice address 147 MAIN ST, Norwalk, CT, 06851
Phone 2039567816
Enumeration date 2005-08-31
Last updated in NPPES 2013-01-02

Authorized official

Name Barry Mcgovern
Title Associate Executive Director
Phone 2039567816

Taxonomy & classification

Taxonomy code Specialty Primary License State
320800000X Mental Illness Community Based Residential Treatment Facility Secondary 0RLC0022 CT
320800000X Mental Illness Community Based Residential Treatment Facility Primary 0RLC0016 CT

Other identifiers

Identifier Type State Issuer
004246428 Medicaid CT
004246436 Medicaid CT
Copy-ready billing details
Provider: Keystone House Inc.
NPI: 1356335798
Taxonomy: 320800000X (Mental Illness Community Based Residential Treatment Facility)
Address: 147 MAIN ST, Norwalk, CT, 06851

Verify this record

Cross-check NPI 1356335798 against the authoritative CMS record: view Keystone House Inc. on the official NPPES registry .

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.

Frequently asked questions

What is the NPI number for Keystone House Inc.?
The NPI for Keystone House Inc. is 1356335798, a Type 2 (organization) record in the CMS NPPES registry.
Who is the authorized official for Keystone House Inc.?
NPPES lists Barry Mcgovern (Associate Executive Director) as the authorized official for this organization.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2013-01-02.