Dr. Robert C Davison , PhD
Psychologist • Orange, CA
Notice of NPI Deactivation & Inactive Practice Status
According to official public domain records published by CMS (Centers for Medicare & Medicaid Services) in the National Provider Identifier (NPPES) Registry, Dr. Robert Davison has officially deactivated this NPI record and ceased active healthcare practice.
Professional Overview & Biography Verified Profile Summary
Dr. Robert Davison, PhD was a registered Psychologist practicing in Orange, CA. Throughout an active medical career spanning 19 years, Dr. Davison provided care at the practice location at 2501 E CHAPMAN AVE until profile deactivation on 2025-01-02.
Practice Location & Contact Primary Location
2501 E Chapman Ave
Suite 403
Orange, CA 92869
Specialty Benchmarks & Practice Insights
Comparative analytics for Psychologist in Orange, CA
Practicing in Orange, CA (7695 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Medical Specialties & State Licenses
NUCC Taxonomy Code: 103T00000X
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
Nurse Practitioner
Nurse Practitioner, Registered Nurse
Hospitalist
Doctor of Medicine (M.D.)
Internal Medicine - Nephrology
Doctor of Medicine (M.D.)
Optometrist
Doctor of Optometry
Internal Medicine
Doctor of Medicine (M.D.)
Hospitalist
Doctor of Medicine (M.D.)
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Record deactivated on January 02, 2025
Registered at 1439 E CHAPMAN AVE, ORANGE, CA 928662228 (Tel: 7142880525)
Registered at 1439 E CHAPMAN AVE, ORANGE, CA 928662228 (Tel: 7142880525)
NPI status registered as active in NPPES database
Registered at 2501 E CHAPMAN AVE, SUITE 403, ORANGE, CA 92869 (Tel: 7142880525)
Registered at 2501 E CHAPMAN AVE, SUITE 403, ORANGE, CA 92869 (Tel: 7142880525)
Recorded as ROBERT DAVISON, PHD
Psychologist (License #PSY9478 in CA)
First registered as active Individual Practitioner in NPPES Database.
Patient & Community Reviews
Verified patient ratings, medical care experiences, and facility photos
Sign in to leave a review for Dr. Robert Davison
Only verified registered users can submit ratings, post feedback, and upload facility photos.
NPI Administrative Meta
Mailing Address
2501 E Chapman Ave, Suite 403
Orange, CA 92869
Phone: 7142880525
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.