DR. DEREK M PARKER PSY.D.
NPI 1568690923
Psychologist in Winfield, KS
About Dr. Derek M Parker Psy.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DEREK M PARKER PSY.D. (NPI 1568690923) is an individual psychologist in Winfield, Kansas, licensed in Kansas (2981) and active in the NPI registry since June 2009. He is enrolled in Medicare PECOS, maintains a secondary practice location in Newton, and is a graduate of Other (2015).
NPPES Registry Identity
Specialties & Licenses 9
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.
Secondary Practice Location 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Derek M Parker Psy.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Derek Parker's NPI number?
The NPI number for Derek Parker is 1568690923. It was assigned to this individual provider in the NPPES registry on June 24, 2009.
Where is Derek Parker located?
Derek Parker practices at 33354 D Street, Winfield, KS 67301. The listed phone number is (620) 331-1748.
What is Derek Parker's specialty?
The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.
Is Derek Parker enrolled in Medicare?
Yes. Derek Parker is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
What insurance does Derek Parker accept?
Health plans from Blue Cross and Blue Shield of Kansas, Inc. and Providence Health Plan list Derek Parker as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Derek Parker was last updated on July 10, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.