NPPES file of Aug 9, 2026

Derek M. Parker, PSY.D.

Psychologist · Winfield, KS

Derek M. Parker, PSY.D. is a psychologist with a practice address in Winfield, Kansas, and NPI 1568690923, issued on Jun 24, 2009. Check the license (Kansas 2981, as entered in NPPES) with the Kansas board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1568690923
Name
Derek M. Parker
Credential
PSY.D.
Primary taxonomy
Psychologist 103T00000X
License numbers
2981 KS
035 KS
2441 KS
Self-reported in NPPES; status is on the state search
Practice location
33354 D Street, Winfield, KS 67301
Phone
(620) 331-1748
Enumerated
Jun 24, 2009
Record last updated
Jul 10, 2026
Fax
(620) 417-0308
Medicare enrollment
Enrolled (PECOS I20190520000699); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest psychologist records → All 600 in Kansas → Look up another NPI →

Verify Derek M. Parker in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Kansas board licenses this profession
    Search for license 2981    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Kansas license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Ralph Bharati, MD, PAWichita, KS

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Derek M. Parker among 600 psychologist records in Kansas

Derek M. Parker, PSY.D. is one of 600 psychologist records with a practice address in Kansas. 12% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 45% of them.

  • NPI issued2009 · 45% of these records are older, 52% newer
  • In a Medicare fileYes · 12% of these records are
  • In the CMS Doctors and Clinicians fileYes · 18% of these records are
  • Graduated2015 · median 2000 among the 107 with a school on file
  • Record last updated2026 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103T00000X and a Kansas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychologist providers in Kansas

There are 600 psychologist records in Kansas.

All 600 in Kansas → Every provider in Winfield → Psychologist nationwide →

The 8 psychologist records with the nearest ZIP codes

  1. Jessie Azemba-AbuduIndependence, KS 673011720226939
  2. Monica BeardIndependence, KS 673011376649137
  3. Tammy BlaichIndependence, KS 673011801992730
  4. Ronald DenneyIndependence, KS 673011235240938
  5. Mary FloodIndependence, KS 673011598872442
  6. Jennifer ForakerIndependence, KS 673011942317862
  7. Gregory HennenIndependence, KS 673011942228010
  8. Ginger HillIndependence, KS 673011144322959

Common questions

What is Derek M. Parker, PSY.D.'s NPI number?

Derek M. Parker, PSY.D.'s National Provider Identifier (NPI) is 1568690923, issued on Jun 24, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Derek M. Parker, PSY.D. located?

The NPPES record lists a practice address at 33354 D Street, Winfield, KS, 67301. Phone: (620) 331-1748. Providers update this record themselves, so call before visiting.

How can I verify Derek M. Parker, PSY.D.'s license?

NPPES lists Kansas license number 2981, as entered by the provider. Search the Kansas board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.