Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1932325420 Individual Practitioner Male Practitioner

Dr. John W Davidson , PhD

Psychologist • Doylestown, PA

Professional Overview & Biography Verified Profile Summary

Dr. John Davidson, PhD is a registered healthcare professional specializing in Psychologist in Doylestown, PA. Practice services are available at 16 N FRANKLIN ST STE 306 under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

16 N Franklin St Ste 306

Doylestown, PA 189013536

Telephone 2158202532
Associated Practice Facility / Clinic
🏢 John W Davidson Phd Llc Facility NPI 1598654717

Specialty Benchmarks & Practice Insights

Comparative analytics for Psychologist in Doylestown, PA

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 30.0 Yrs
State Avg: 26.7 Yrs
Regional Practice Density
26 Specialists

Practicing in Doylestown, PA (2901 Statewide)

Telehealth Adoption Rate
3.8% 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: 2025-09-25
Psychologist Primary Specialty

NUCC Taxonomy Code: 103T00000X

State License PA PS005247L

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.

Additional State Medicaid & Healthcare Payer Identifiers

Commercial Insurance / Payer ID Bcbs
628630 (PA)

Practice Associates & Co-Workers

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

2 Associated Practitioners
NPI 1245640887

Doctor of Philosophy (Ph.D.)

Jennifer Riley , MSW

Counselor - Mental Health

NPI 1285203109

Master of Social Work

Career & Practice History Timeline

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

8 Historical Events
📍
Updated Practice Location September 25, 2025

Registered at 16 N FRANKLIN ST STE 306, DOYLESTOWN, PA 189013536 (Tel: 2158202532)

📍
Updated Business Mailing Address September 25, 2025

Registered at 16 N FRANKLIN ST STE 306, DOYLESTOWN, PA 189013536 (Tel: 2158202532)

NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍
Updated Practice Location July 08, 2007

Registered at 220 N MAIN ST, SOUDERTON, PA 18964 (Tel: 2157217555)

📍
Updated Business Mailing Address July 08, 2007

Registered at 220 N MAIN ST, SOUDERTON, PA 18964 (Tel: 2157217555)

👤
Provider Name / Credentials Updated July 08, 2007

Recorded as JOHN DAVIDSON, PHD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Psychologist (License #PS005247L in PA)

🟢
Initial NPI Registration & Enumeration April 17, 2007

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: 1932325420
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: April 17, 2007
Last Update: September 25, 2025
Sole Proprietor: No

Mailing Address

16 N Franklin St Ste 306

Doylestown, PA 189013536

Phone: 2158202532

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.