Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. George Charles Marinakis, PHD

Group Psychotherapy Psychologist in Reading, MA · enumerated 2007.

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

National Provider Identifier

1346365012

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Registry record

Entity type Individual (Type 1)

Name Dr. George Charles Marinakis

Credential PHD

Sex Male

Practice address 36 Woburn St, The Academy North, Reading, MA, 01867

Phone (781) 942-9277

Fax (781) 944-6535

Enumeration date Mar 20, 2007

Last updated in NPPES Sep 11, 2025

Taxonomy & licenses

103T00000X Psychologist Behavioral Health & Social Service Providers · License 4880 (MA) Secondary

103TC2200X Clinical Child & Adolescent Psychologist Behavioral Health & Social Service Providers · License 4880 (MA) Secondary

103TP2701X Group Psychotherapy Psychologist Behavioral Health & Social Service Providers · License 4880 (MA) Primary

PHD · Doctor of Philosophy: A doctoral degree; in healthcare often held by clinical psychologists and researchers. About the PHD credential

Other identifiers

Identifier	Type	State	Issuer
4880	Other	MA	LICENSED PSYCHOLOGIST PRO

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 George Marinakis?

The National Provider Identifier (NPI) for George Marinakis is 1346365012, a Type 1 (individual) record in the CMS NPPES registry.

Where does George Marinakis practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-09-11.