Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1891278669 Individual Practitioner Male Practitioner

Dr. Paul Joseph Sullivan , PhD

Psychologist • Lexington, MA

Public Directory Information & Medical Disclaimer

This profile is compiled from official public domain records provided by CMS and the NPPES registry. TRUE-MEDINFO is an independent reference directory and does not provide medical advice, diagnosis, or treatment recommendations. Always consult a licensed medical professional for personal health decisions.

Professional Overview & Biography Verified Profile Summary

Dr. Paul Sullivan, PhD is a registered healthcare professional specializing in Psychologist in Lexington, MA. Official NPI practice address is registered at 81 HARTWELL AVE STE 310.

Practice Location & Contact Primary Location

Practice Address

81 Hartwell Ave Ste 310

Lexington, MA 024213177

Telephone 7819186860
Associated Practice Facility / Clinic
🏢 Cbteam Llc Facility NPI 1669074621

Specialty Benchmarks & Practice Insights

Comparative analytics for Psychologist in Lexington, MA

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 30.0 Yrs
State Avg: 32.3 Yrs
Regional Practice Density
56 Specialists

Practicing in Lexington, MA (2533 Statewide)

Telehealth Adoption Rate
1.8% 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: 2025-08-12
Psychologist Primary Specialty

NUCC Taxonomy Code: 103T00000X

State License MA 10000604

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.

Psychologist

NUCC Taxonomy Code: 103T00000X

State License NY 022843

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.

Psychologist

NUCC Taxonomy Code: 103T00000X

State License RI 002253

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.

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

2 Associated Practitioners
Colby Myers

Counselor - Mental Health

NPI 1245041318
Cameron Brown

Counselor

NPI 1790516292

Career & Practice History Timeline

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

9 Historical Events
📍
Updated Practice Location August 12, 2025

Registered at 81 HARTWELL AVE STE 310, LEXINGTON, MA 024213177 (Tel: 7819186860)

📍
Updated Business Mailing Address August 12, 2025

Registered at 81 HARTWELL AVE STE 310, LEXINGTON, MA 024213177 (Tel: 5088732396)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) August 12, 2025

Psychologist (License #10000604 in MA)

NPI Profile Active September 07, 2018

NPI status registered as active in NPPES database

📍
Updated Practice Location September 07, 2018

Registered at 525 E 68TH ST FL 11, NEW YORK, NY 100654870 (Tel: 2127463476)

📍
Updated Business Mailing Address September 07, 2018

Registered at 436 UNION ST APT 3, BROOKLYN, NY 112315023 (Tel: 5088732396)

👤
Provider Name / Credentials Updated September 07, 2018

Recorded as PAUL SULLIVAN, PHD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) September 07, 2018

Psychologist (License #022843 in NY)

🟢
Initial NPI Registration & Enumeration September 07, 2018

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

0 Reviews
No patient reviews submitted yet for Dr. Paul Sullivan. Be the first to share your experience!

Sign in to leave a review for Dr. Paul Sullivan

Only verified registered users can submit ratings, post feedback, and upload facility photos.

NPI Administrative Meta

NPI Number: 1891278669
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: September 07, 2018
Last Update: August 12, 2025
Sole Proprietor: No

Mailing Address

81 Hartwell Ave Ste 310

Lexington, MA 024213177

Phone: 5088732396

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.