Dr. Roger Keyser , PhD
Psychologist • Melbourne, FL
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. Roger Keyser has officially deactivated this NPI record and ceased active healthcare practice.
Professional Overview & Biography Verified Profile Summary
Dr. Roger Keyser, PhD was a registered Psychologist practicing in Melbourne, FL. Throughout an active medical career spanning 20 years, Dr. Keyser provided care at the practice location at 400 E SHERIDAN RD until profile deactivation on 2026-03-19.
Practice Location & Contact Primary Location
400 E Sheridan Rd
Melbourne, FL 329013122
Specialty Benchmarks & Practice Insights
Comparative analytics for Psychologist in Melbourne, FL
Practicing in Melbourne, FL (2327 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
Psychologist - Clinical
Counselor - Mental Health
Nurse Practitioner - Psychiatric/Mental Health
Advanced Registered Nurse Practitioner
Psychiatry & Neurology - Psychiatry
Doctor of Medicine (M.D.)
Counselor - Mental Health
DNPAPRNPMHNPBC
Counselor - Mental Health
Psychiatric-Mental Health Nurse Practitioner
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Record deactivated on March 19, 2026
NPI status registered as active in NPPES database
Registered at 400 E SHERIDAN RD, MELBOURNE, FL 329013122 (Tel: 3219526027)
Registered at 400 E SHERIDAN RD, MELBOURNE, FL 329013122 (Tel: 3219526027)
Recorded as ROGER KEYSER, PHD
Psychologist (License #PY0003076 in FL)
First registered as active Individual Practitioner in NPPES Database.
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NPI Administrative Meta
Mailing Address
400 E Sheridan Rd
Melbourne, FL 329013122
Phone: 3219526027
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