Dr. John Thomas Lynch , PhD
Psychologist • Troy, MI
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. John Lynch has officially deactivated this NPI record and ceased active healthcare practice.
Professional Overview & Biography Verified Profile Summary
Dr. John Lynch, PhD was a registered Psychologist practicing in Troy, MI. Throughout an active medical career spanning 19 years, Dr. Lynch provided care at the practice location at 3336 ESSEX DR until profile deactivation on 2026-02-19.
Practice Location & Contact Primary Location
3336 Essex Dr
Troy, MI 480842705
Specialty Benchmarks & Practice Insights
Comparative analytics for Psychologist in Troy, MI
Practicing in Troy, MI (2669 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.
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Record deactivated on February 19, 2026
NPI status registered as active in NPPES database
Registered at 3336 ESSEX DR, TROY, MI 480842705 (Tel: 2486470560)
Registered at 3336 ESSEX DR, TROY, MI 480842705 (Tel: 2486470560)
Recorded as JOHN LYNCH, PH.D.
Psychologist (License #6301003003 in MI)
First registered as active Individual Practitioner in NPPES Database.
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NPI Administrative Meta
Mailing Address
3336 Essex Dr
Troy, MI 480842705
Phone: 2486470560
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