NPI Portal NPI Lookup & Verification

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

David Kosmatka, LSW

Social Worker in Devils Lake, ND · enumerated 2014.

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

National Provider Identifier

1528469558

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name David Kosmatka
Credential LSW
Sex Female
Practice address Devils Lake, ND, 58301
Phone (701) 351-0593
Enumeration date Sep 9, 2014
Last updated in NPPES Sep 9, 2014

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

Taxonomy & licenses

104100000X Social Worker Behavioral Health & Social Service Providers · License 2909 (ND) 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 David Kosmatka?
The National Provider Identifier (NPI) for David Kosmatka is 1528469558, a Type 1 (individual) record in the CMS NPPES registry.
Where does David Kosmatka practice?
The practice location on file with NPPES is in Devils Lake, ND. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-09-09.