Gary R. Gregg, PSY.D.
Clinical Psychologist · Elm Grove, WI
Gary R. Gregg, PSY.D. is a clinical psychologist with a practice address in Elm Grove, Wisconsin, and NPI 1952463002, issued on Dec 15, 2006. Check the license (Wisconsin 2095, as entered in NPPES) with the Wisconsin board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Gary R. Gregg
- Credential
- PSY.D.
- Primary taxonomy
- Clinical Psychologist 103TC0700X
- License number
- 2095 WI
Self-reported in NPPES; status is on the state search - Practice location
- 890 Elm Grove RD, Elm Grove, WI 53122
- Phone
- (262) 780-0991
- Enumerated
- Dec 15, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (262) 780-0992
- Entity
- Type 1 · individual
8 nearest clinical psychologist records → All 728 in Wisconsin → Look up another NPI →
Also registered at 890 Elm Grove RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Gary R. Gregg in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 2095Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Gary R. Gregg among 728 clinical psychologist records in Wisconsin
Gary R. Gregg, PSY.D. is one of 728 clinical 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 not. Its NPI, issued in 2006, is newer than 3% of them.
- NPI issued2006 · 3% of these records are older, 68% newer
- In a Medicare fileNo · 27% of these records are
- In the CMS Doctors and Clinicians fileNo · 34% of these records are
- Record last updated2007 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103TC0700X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
8 clinical psychologist records list a practice address in Elm Grove
They are 8 of the 199 NPPES records with a practice address in Elm Grove, and 728 clinical psychologist records in Wisconsin. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 728 in Wisconsin → Every provider in Elm Grove → Clinical Psychologist nationwide →
The 8 clinical psychologist records with the nearest ZIP codes
- Russell Brethauer, PSYD.Elm Grove, WI 531221023062528
- Nicole Eull, PSYDElm Grove, WI 531221902098205
- Lauri Gebhard, PHDElm Grove, WI 531221538276720
- Ann Lawrence, PH.D.Elm Grove, WI 531221669489167
- Donald Roth, PSY. D., APNPElm Grove, WI 531221336224989
- Sergio Sanchez, PSY.D.Elm Grove, WI 531221861371031
- Sonya Trueblood, PSYDElm Grove, WI 531221447456603
- Richard Brigham, PSY.D.Hales Corners, WI 531301720298789
Common questions
What is Gary R. Gregg, PSY.D.'s NPI number?
Gary R. Gregg, PSY.D.'s National Provider Identifier (NPI) is 1952463002, issued on Dec 15, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gary R. Gregg, PSY.D. located?
The NPPES record lists a practice address at 890 Elm Grove RD, Elm Grove, WI, 53122. Phone: (262) 780-0991. Providers update this record themselves, so call before visiting.
How can I verify Gary R. Gregg, PSY.D.'s license?
NPPES lists Wisconsin license number 2095, 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. 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.