Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Laura C Johnston, LADC1, LMHC

Mental Health Counselor in Bridgewater, MA · enumerated 2007.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1164551750

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Registry record

Entity type Individual (Type 1)

Name Mrs. Laura C Johnston

Credential LADC1, LMHC

Sex Female

Practice address 1133 Pleasant St Ste A, Bridgewater, MA, 02324

Phone (508) 802-4199

Fax (508) 321-9428

Enumeration date Mar 2, 2007

Last updated in NPPES Mar 21, 2020

Taxonomy & licenses

101YA0400X Addiction (Substance Use Disorder) Counselor Behavioral Health & Social Service Providers · License 2366 (MA) Secondary

101YM0800X Mental Health Counselor Behavioral Health & Social Service Providers · License 8154 (MA) Primary

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 → Validate an NPI →

Frequently asked questions

What is the NPI number for Laura Johnston?

The National Provider Identifier (NPI) for Laura Johnston is 1164551750, a Type 1 (individual) record in the CMS NPPES registry.

Where does Laura Johnston practice?

The practice location on file with NPPES is in Bridgewater, MA. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-03-21.