NPPES file of Aug 9, 2026

John David Bayless, PHD

Psychologist · Madison, WI

John David Bayless, PHD is a psychologist with a practice address in Madison, Wisconsin, and NPI 1467448738, issued on Sep 22, 2005. Check the license (Wisconsin 3083-57, as entered in NPPES) with the Wisconsin 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
1467448738
Name
John David Bayless
Credential
PHD
Primary taxonomy
Psychologist 103T00000X
License numbers
3083-57 WI
00438 IA
Self-reported in NPPES; status is on the state search
Practice location
4785 Hayes RD Ste 100, Madison, WI 53704
Phone
(319) 356-2063
Enumerated
Sep 22, 2005
Record last updated
Aug 4, 2022
Fax
(319) 356-2587
Medicare enrollment
Enrolled (PECOS I20131029001174); 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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Also registered at 4785 Hayes RD Ste 100

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

  1. Shelby Bowser, CRC, LPCProfessional Counselor1598387300
  2. Patricia Humphrey, PSY.D.Clinical Psychologist1750758033
  3. Tanya Novotnak, PH.D.Clinical Psychologist1417526641
  4. Mary Rhoades, PHDClinical Child & Adolescent Psychologist1740229079

Verify John David Bayless in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
    Search for license 3083-57
    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 Wisconsin 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. Counseling Resources Neuropsychological Associates, LLCMadison, WI

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

John David Bayless among 949 psychologist records in Wisconsin

John David Bayless, PHD is one of 949 psychologist records with a practice address in Wisconsin. 27% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 96% newer
  • In a Medicare fileYes · 27% of these records are
  • In the CMS Doctors and Clinicians fileYes · 31% of these records are
  • Graduated1986 · median 2006 among the 292 with a school on file
  • Record last updated2022 · 66% 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 Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

209 psychologist records list a practice address in Madison

They are 209 of the 15,014 NPPES records with a practice address in Madison, and 949 psychologist records in Wisconsin.

The 8 psychologist records with the nearest ZIP codes

  1. Danielle Calas, PSY. D.Madison, WI 537041730766973
  2. Michael Caldwell, PSY.D.Madison, WI 537041932265741
  3. Caroline Carr, PSY.D.Madison, WI 537041275083958
  4. Lesley Chapin, PSY.D.Madison, WI 537041457575524
  5. Kelly Clements, PSYDMadison, WI 537041770986069
  6. Thomas Deboer, PSY.DMadison, WI 537041316583909
  7. Aaron Dickson-Baures, PHDMadison, WI 537041699329896
  8. Meghan Fondow, DRMadison, WI 537041265680490

Common questions

What is John David Bayless, PHD's NPI number?

John David Bayless, PHD's National Provider Identifier (NPI) is 1467448738, issued on Sep 22, 2005. An NPI identifies a provider in billing; it is not a license.

Where is John David Bayless, PHD located?

The NPPES record lists a practice address at 4785 Hayes RD Ste 100, Madison, WI, 53704. Phone: (319) 356-2063. Providers update this record themselves, so call before visiting.

How can I verify John David Bayless, PHD's license?

NPPES lists Wisconsin license number 3083-57, as entered by the provider. Search the Wisconsin 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.

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.