Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1740178961 Individual Practitioner

Dr. Gregory Stevens , PhD

Psychologist • Marietta, GA

Professional Overview & Biography Verified Profile Summary

Dr. Gregory Stevens, PhD is a registered healthcare professional specializing in Psychologist in Marietta, GA. Practice services are available at 2820 LASSITER RD STE C200 under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

2820 Lassiter Rd Ste C200

Marietta, GA 300628333

Telephone 4705312847

Specialty Benchmarks & Practice Insights

Comparative analytics for Psychologist in Marietta, GA

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 17.9 Yrs
State Avg: 27.3 Yrs
Regional Practice Density
44 Specialists

Practicing in Marietta, GA (941 Statewide)

Telehealth Adoption Rate
18.2% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

CMS Verified: 2025-06-25
Psychologist Primary Specialty

NUCC Taxonomy Code: 103T00000X

State License GA PSY003961

A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events
NPI Profile Active June 26, 2025

NPI status registered as active in NPPES database

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Updated Practice Location June 26, 2025

Registered at 2820 LASSITER RD STE C200, MARIETTA, GA 300628333 (Tel: 4705312847)

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Updated Business Mailing Address June 26, 2025

Registered at 707 E GREEN LN, WOODSTOCK, GA 301897028

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Provider Name / Credentials Updated June 26, 2025

Recorded as GREGORY STEVENS, PHD

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Medical Taxonomy / Specialty Registered (Primary Specialty) June 26, 2025

Psychologist (License #PSY003961 in GA)

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Initial NPI Registration & Enumeration June 26, 2025

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1740178961
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: June 26, 2025
Last Update: June 26, 2025
Sole Proprietor: No

Mailing Address

707 E Green Ln

Woodstock, GA 301897028

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.