NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Matthew Lawser, M.A., A.G.S., NCSP

Psychologist in Adelphi, MD · enumerated 2025.

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

National Provider Identifier

1003796798

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Registry record

Entity type Individual (Type 1)
Name Matthew Lawser
Credential M.A., A.G.S., NCSP
Sex Male
Practice address Adelphi, MD, 20783
Phone (301) 431-5630
Enumeration date Sep 4, 2025
Last updated in NPPES Sep 4, 2025

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

103T00000X Psychologist Behavioral Health & Social Service Providers · License CER-156858-J9S3W1 (MD) 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.

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Frequently asked questions

What is the NPI number for Matthew Lawser?
The National Provider Identifier (NPI) for Matthew Lawser is 1003796798, a Type 1 (individual) record in the CMS NPPES registry.
Where does Matthew Lawser practice?
The practice location on file with NPPES is in Adelphi, MD. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-09-04.