NPPES file of Aug 9, 2026

William A. Gessler, RPH

Pharmacist · Derby, KS

William A. Gessler, RPH is a pharmacist with a practice address in Derby, Kansas, and NPI 1245512128, issued on Sep 15, 2011. Check the license (Kansas 1-09463, as entered in NPPES) with the Kansas board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1245512128
Name
William A. Gessler
Credential
RPH
Primary taxonomy
Pharmacist 183500000X
License number
1-09463 KS
Self-reported in NPPES; status is on the state search
Practice location
458 N Baltimore Ave, Derby, KS 67037
Phone
(316) 788-4317
Enumerated
Sep 15, 2011
Record last updated
Sep 15, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(316) 788-6859
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 458 N Baltimore Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Roa A AbabnehPharmacist1053922617
  2. Joel Gouvion, PHARMDPharmacist1194226381
  3. Nicholas Ngugi, PHARMDPharmacist1073014189
  4. Cera Roberts, PHARMD.Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1952910309

Verify William A. Gessler 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 1-09463
    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

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28 pharmacist records list a practice address in Derby

They are 28 of the 313 NPPES records with a practice address in Derby, and 2,581 pharmacist records in Kansas. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other pharmacist records in Kansas

  1. Roa A AbabnehDerby, KS1053922617
  2. Logan Abbott, PHARMDWichita, KS1841854155
  3. Aneela Abdul RasoolOverland Park, KS1407703945
  4. Jean Abeita, RPHOttawa, KS1083019665
  5. Carissa Abernathy, PHARMDConway Springs, KS1124478698
  6. Andrew AbukalamWichita, KS1720826977
  7. Maria Accardi, PHARMDKansas City, KS1467299974
  8. Janet Ackerman, RPHEmporia, KS1538161930
  9. Julie Adams, RPHTopeka, KS1407258577
  10. Sheena Adams, PHARMDOverland Park, KS1881055028

Common questions

What is William A. Gessler, RPH's NPI number?

William A. Gessler, RPH's National Provider Identifier (NPI) is 1245512128, issued on Sep 15, 2011. An NPI identifies a provider in billing; it is not a license.

Where is William A. Gessler, RPH located?

The NPPES record lists a practice address at 458 N Baltimore Ave, Derby, KS, 67037. Phone: (316) 788-4317. Providers update this record themselves, so call before visiting.

How can I verify William A. Gessler, RPH's license?

NPPES lists Kansas license number 1-09463, 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. An NPI identifies who bills; it is not a license.

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.