NPPES file of Aug 9, 2026

Donal Grant Maccoon, PH.D.

Psychologist · Middleton, WI

Donal Grant Maccoon, PH.D. is a psychologist with a practice address in Middleton, Wisconsin, and NPI 1841399573, issued on Sep 21, 2006. Check the license (Wisconsin INDIVIDUAL PROVIDER, 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
1841399573
Name
Donal Grant Maccoon
Credential
PH.D.
Primary taxonomy
Psychologist 103T00000X
License number
INDIVIDUAL PROVIDER WI
Self-reported in NPPES; status is on the state search
Practice location
8383 Greenway Blvd Ste 500, Middleton, WI 53562
Phone
(608) 274-0355
Enumerated
Sep 21, 2006
Record last updated
Jul 30, 2026
Fax
(608) 274-5546
Medicare enrollment
Enrolled (PECOS I20100921001496); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 949 in Wisconsin → Look up another NPI →

Also registered at 8383 Greenway Blvd Ste 500

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

  1. Taylor Arndorfer, LMFTMarriage & Family Therapist1922547587
  2. Erika Blain, LMFTMarriage & Family Therapist1316392236
  3. Emily Courtois, PH.D.Clinical Psychologist1760967145
  4. Atit Desai, M.D.Psychiatry Physician1801845672
  5. Alan Dimond, MDChild & Adolescent Psychiatry Physician1053576090
  6. Emily Howell-Little, M.D.Child & Adolescent Psychiatry Physician1851650378

Verify Donal Grant Maccoon 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 INDIVIDUAL PROVIDER    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. Madison Psychiatric Associates, LtdMiddleton, WI

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

Donal Grant Maccoon among 949 psychologist records in Wisconsin

Donal Grant Maccoon, PH.D. 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 2006, is newer than 4% of them.

  • NPI issued2006 · 4% of these records are older, 62% newer
  • In a Medicare fileYes · 27% of these records are
  • In the CMS Doctors and Clinicians fileYes · 31% of these records are
  • Graduated2005 · median 2006 among the 292 with a school on file
  • Record last updated2026 · 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).

13 psychologist records list a practice address in Middleton

They are 13 of the 620 NPPES records with a practice address in Middleton, and 949 psychologist records in Wisconsin.

All 949 in Wisconsin → Every provider in Middleton → Psychologist nationwide →

The 8 psychologist records with the nearest ZIP codes

  1. Michael Accardo, PHD, LPMiddleton, WI 535621396417366
  2. Cynthia Anderson-Keene, PHDMiddleton, WI 535621891976791
  3. Leah Barr, PHDMiddleton, WI 535621093949588
  4. Daniel Brakarsh, PHDMiddleton, WI 535621942221627
  5. James Gerndt, PHDMiddleton, WI 535621174544746
  6. Joellen Kozlowski, PH.D.Middleton, WI 535621710023130
  7. Emma Leitzinger, PSYDMiddleton, WI 535621679109433
  8. Adam Miner, PSY.D.Middleton, WI 535621750895678

Common questions

What is Donal Grant Maccoon, PH.D.'s NPI number?

Donal Grant Maccoon, PH.D.'s National Provider Identifier (NPI) is 1841399573, issued on Sep 21, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Donal Grant Maccoon, PH.D. located?

The NPPES record lists a practice address at 8383 Greenway Blvd Ste 500, Middleton, WI, 53562. Phone: (608) 274-0355. Providers update this record themselves, so call before visiting.

How can I verify Donal Grant Maccoon, PH.D.'s license?

NPPES lists Wisconsin license number INDIVIDUAL PROVIDER, 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.

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.