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

Mr. Greg R. Patterson, LCPC

Professional Counselor in Machias, ME · enumerated 2009.

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

National Provider Identifier

1336380468

Verified

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Registry record

Entity type Individual (Type 1)

Name Mr. Greg R. Patterson

Credential LCPC

Sex Male

Practice address Machias, ME, 04654

Phone (207) 255-0199

Enumeration date Mar 19, 2009

Last updated in NPPES Mar 19, 2009

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

Taxonomy & licenses

101YP2500X Professional Counselor Behavioral Health & Social Service Providers · License CC3234 (ME) 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 Greg Patterson?

The National Provider Identifier (NPI) for Greg Patterson is 1336380468, a Type 1 (individual) record in the CMS NPPES registry.

Where does Greg Patterson practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2009-03-19.