NPPES file of Aug 9, 2026

Jennifer R. Gruba, PHD

Clinical Psychologist · Portage, WI

Jennifer R. Gruba, PHD is a clinical psychologist with a practice address in Portage, Wisconsin, and NPI 1033413646, issued on Dec 23, 2010. Check the license (Wisconsin 5149-057, 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
1033413646
Name
Jennifer R. Gruba
Credential
PHD
Primary taxonomy
Clinical Psychologist 103TC0700X
License numbers
5149-057 WI
867-124 WI
Self-reported in NPPES; status is on the state search
Practice location
2901 Hunters Trl, Portage, WI 53901
Phone
(608) 742-5518
Enumerated
Dec 23, 2010
Record last updated
Dec 4, 2024
Fax
(608) 742-4087
Medicaid ID
1033413646 WI
Medicare enrollment
Enrolled (PECOS I20250804003987); 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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8 nearest clinical psychologist records → All 728 in Wisconsin → Look up another NPI →

Also registered at 2901 Hunters Trl

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

  1. Renee Birkholz, LPC-IT, SASCounselor1467826990
  2. Rene Buenzow, DNP, PMHNP-BC, APRNPsychiatric/Mental Health Nurse Practitioner1548214810
  3. Lori Cornell, LPCCounselor1376052035
  4. Natalie Craig, MSW, APSWClinical Social Worker1831761915
  5. Kimberly Crowell, MSWClinical Social Worker1992301683
  6. Lynne Cummings, PSY.D.Counseling Psychologist1760411730

Verify Jennifer R. Gruba 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 5149-057    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

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Bills Medicare through one group practice

  1. Community Service Associates, SCPortage, WI

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

Jennifer R. Gruba among 728 clinical psychologist records in Wisconsin

Jennifer R. Gruba, PHD 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. Its NPI, issued in 2010, is newer than 52% of them.

  • NPI issued2010 · 52% of these records are older, 46% newer
  • In a Medicare fileYes · 27% of these records are
  • In the CMS Doctors and Clinicians fileYes · 34% of these records are
  • Graduated2023 · median 2009 among the 244 with a school on file
  • Record last updated2024 · 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.

All 728 in Wisconsin → Every provider in Portage → Clinical Psychologist nationwide →

The 8 clinical psychologist records with the nearest ZIP codes

  1. Kelsey Stange, PSY.D.Portage, WI 539011407380116
  2. Sionag Black, PHDBeaver Dam, WI 539161821049412
  3. Eugene Philipp, PSYDBeaver Dam, WI 539161326070467
  4. Kaye Eckert, PSY.D.Friendship, WI 539341467448290
  5. Maria Gambaro, PHDMontello, WI 539491487283669
  6. Lori Ansari, PSY.D.Reedsburg, WI 539591255610325
  7. Brianna Bartels Rohrbeck, PH.D.Reedsburg, WI 539591447445861
  8. Ann Simcox, PH.D.Platteville, WI 538181952584278

Common questions

What is Jennifer R. Gruba, PHD's NPI number?

Jennifer R. Gruba, PHD's National Provider Identifier (NPI) is 1033413646, issued on Dec 23, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Jennifer R. Gruba, PHD located?

The NPPES record lists a practice address at 2901 Hunters Trl, Portage, WI, 53901. Phone: (608) 742-5518. Providers update this record themselves, so call before visiting.

How can I verify Jennifer R. Gruba, PHD's license?

NPPES lists Wisconsin license number 5149-057, 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. 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.