Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Derek M Parker, PSYD

Individual provider Psychoanalysis Psychologist · NPI 1568690923

Dr. Derek M Parker, PSYD is a Clinical Psychologist in Winfield, Kansas. Qualified in 2015, 11 years ago. Practices with Ralph Bharati, MD, PA, a 7-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Kansas.

Years since qualifying
11
Licensed in
KS
In the registry since
2009
Specialties on file
10
What do these letters mean?
PSYD — Doctor of Psychology
A doctoral psychologist trained primarily for clinical practice.

See every abbreviation used in this directory →

Practice location Address checks out

33354 D St
Winfield, KS 67301
Phone: (620) 331-1748
Fax: (620) 417-0308
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1901 E 1st St, Newton, KS 67114-5010 — (316) 284-6400

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 2981 (KS)
Psychoanalysis Psychologist Taxonomy 103TP0814X · Licence 2441 (KS)
Group Psychotherapy Psychologist Taxonomy 103TP2701X · Licence 2441 (KS)
Forensic Psychologist Taxonomy 103TF0200X
Cognitive & Behavioral Psychologist Taxonomy 103TB0200X · Licence 2441 (KS)
Addiction (Substance Use Disorder) Psychologist Taxonomy 103TA0400X · Licence 035 (KS)
Health Psychologist Taxonomy 103TH0004X
Psychologist Taxonomy 103T00000X · Licence 2441 (KS)
Adult Development & Aging Psychologist Taxonomy 103TA0700X · Licence 2441 (KS)
Family Psychologist Taxonomy 103TF0000X

Record details

NPI number1568690923
Entity typeIndividual (Type 1)
GenderMale
Credentials PSYD
Sole proprietorYes
NPI enumeratedJune 24, 2009
Last updated in NPPESJuly 10, 2026
Certification dateJuly 10, 2026
Mailing address3354 D Street, Winfield, KS 67301

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 2015 (11 years in practice)
Group practice Ralph Bharati, Md, Pa — 7 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount