Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mr. Robert G Patterson, EDD LIC PSYCHOLOGIST

Psychologist in Aberdeen, SD · enumerated 2006.

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

National Provider Identifier

1003991936

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Mr. Robert G Patterson

Credential EDD LIC PSYCHOLOGIST

Sex Male

Practice address 405 8th Ave Nw, Suite 333, Aberdeen, SD, 57401

Phone (605) 225-3622

Fax (605) 229-2719

Enumeration date Oct 26, 2006

Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

103T00000X Psychologist Behavioral Health & Social Service Providers · License 149 (SD) Primary

Other identifiers

Identifier	Type	State	Issuer
6550013	Medicaid	SD	-

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 Robert Patterson?

The National Provider Identifier (NPI) for Robert Patterson is 1003991936, a Type 1 (individual) record in the CMS NPPES registry.

Where does Robert Patterson practice?

The practice location on file with NPPES is in Aberdeen, SD. 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 2007-07-08.