Catherine Clayton Loomis, PH.D.
Clinical Psychologist · Milwaukee, WI
Catherine Clayton Loomis, PH.D. is a clinical psychologist with a practice address in Milwaukee, Wisconsin, and NPI 1255477253, issued on Jan 29, 2007. Check the license (Wisconsin 2083-057, 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
- Catherine Clayton Loomis
- Credential
- PH.D.
- Primary taxonomy
- Clinical Psychologist 103TC0700X
- License number
- 2083-057 WI
Self-reported in NPPES; status is on the state search - Practice location
- 2727 N Mayfair RD Ste I, Milwaukee, WI 53222
- Phone
- (414) 698-2654
- Enumerated
- Jan 29, 2007
- Record last updated
- Dec 3, 2022
- Fax
- (262) 354-1575
- Medicare enrollment
- Enrolled (PECOS I20090806000437); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest clinical psychologist records → All 728 in Wisconsin → Look up another NPI →
Verify Catherine Clayton Loomis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 2083-057Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Catherine Clayton Loomis among 728 clinical psychologist records in Wisconsin
Catherine Clayton Loomis, PH.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 2007, is newer than 32% of them.
- NPI issued2007 · 32% of these records are older, 56% newer
- In a Medicare fileNo · 27% of these records are
- In the CMS Doctors and Clinicians fileYes · 34% of these records are
- Graduated1996 · median 2009 among the 244 with a school on file
- Record last updated2022 · 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).
Clinical Psychologist providers in Wisconsin
There are 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 Milwaukee → Clinical Psychologist nationwide →
The 8 clinical psychologist records with the nearest ZIP codes
- Jasmine Harrison, PSY.DMilwaukee, WI 532221154162295
- Mary Hicks, PH.D.Milwaukee, WI 532221144434333
- Richard Hohfeler, PSYDWauwatosa, WI 532221881694701
- John Juern, PHDWauwatosa, WI 532221780638429
- Tracy Pritzl, PSY.D, BCBA-DWauwatosa, WI 532221427243369
- Jordan Snyder, PSYDMilwaukee, WI 532221316895584
- Rhea Steinpreis, PHDWauwatosa, WI 532221871512822
- Latoya Williams, PSY.D.Milwaukee, WI 532221134575236
Common questions
What is Catherine Clayton Loomis, PH.D.'s NPI number?
Catherine Clayton Loomis, PH.D.'s National Provider Identifier (NPI) is 1255477253, issued on Jan 29, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Catherine Clayton Loomis, PH.D. located?
The NPPES record lists a practice address at 2727 N Mayfair RD Ste I, Milwaukee, WI, 53222. Phone: (414) 698-2654. Providers update this record themselves, so call before visiting.
How can I verify Catherine Clayton Loomis, PH.D.'s license?
NPPES lists Wisconsin license number 2083-057, 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.