Katherine Ruth Pierson Fruhauff, PSY.D.
Clinical Psychologist · Evanston, IL
Katherine Ruth Pierson Fruhauff, PSY.D. is a clinical psychologist with a practice address in Evanston, Illinois, and NPI 1285804757, issued on Mar 11, 2008. Check the license (Illinois 071007441, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katherine Ruth Pierson Fruhauff
- Credential
- PSY.D.
- Primary taxonomy
- Clinical Psychologist 103TC0700X
- License number
- 071007441 IL
Self-reported in NPPES; status is on the state search - Practice location
- 2530 Crawford Ave Ste 104, Evanston, IL 60201
- Phone
- (224) 408-0019
- Enumerated
- Mar 11, 2008
- Record last updated
- Dec 5, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (855) 217-0165
- Medicare enrollment
- Enrolled (PECOS I20090507000597); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest clinical psychologist records → All 3,947 in Illinois → Look up another NPI →
Verify Katherine Ruth Pierson Fruhauff in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 071007441Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Katherine Fruhauff Psyd IncEvanston, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Ruth Pierson Fruhauff among 3,947 clinical psychologist records in Illinois
Katherine Ruth Pierson Fruhauff, PSY.D. is one of 3,947 clinical psychologist records with a practice address in Illinois. 16% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 43% of them.
- NPI issued2008 · 43% of these records are older, 53% newer
- In a Medicare fileYes · 16% of these records are
- In the CMS Doctors and Clinicians fileYes · 27% of these records are
- Graduated2006 · median 2004 among the 1,081 with a school on file
- Record last updated2018 · 68% 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 Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
158 clinical psychologist records list a practice address in Evanston
They are 158 of the 4,013 NPPES records with a practice address in Evanston, and 3,947 clinical psychologist records in Illinois.
All 3,947 in Illinois → Every provider in Evanston → Clinical Psychologist nationwide →
The 8 clinical psychologist records with the nearest ZIP codes
- Patrick Casey, PHDEvanston, IL 602011295789980
- Anne Chodzko, PHDEvanston, IL 602011356316939
- Richard Cohen, PH.D.Evanston, IL 602011215926738
- Gregory Crisenbery, PSY.D.Evanston, IL 602011972545671
- Michael England, PSY.D.Evanston, IL 602011538162870
- Robyne Frankfort-Howard, PSY.DEvanston, IL 602011801846936
- Mary Hagele, PSY.D.Evanston, IL 602011942295738
- Judy Koenigsberg, PH.D.Evanston, IL 602011174507008
Common questions
What is Katherine Ruth Pierson Fruhauff, PSY.D.'s NPI number?
Katherine Ruth Pierson Fruhauff, PSY.D.'s National Provider Identifier (NPI) is 1285804757, issued on Mar 11, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Ruth Pierson Fruhauff, PSY.D. located?
The NPPES record lists a practice address at 2530 Crawford Ave Ste 104, Evanston, IL, 60201. Phone: (224) 408-0019. Providers update this record themselves, so call before visiting.
How can I verify Katherine Ruth Pierson Fruhauff, PSY.D.'s license?
NPPES lists Illinois license number 071007441, as entered by the provider. Search the Illinois 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.