NPPES file of Aug 9, 2026

Robert Ihssen, M.S, CCC-SLP

Speech-Language Pathologist · Omro, WI

Robert Ihssen, M.S, CCC-SLP is a speech-language pathologist with a practice address in Omro, Wisconsin, and NPI 1336791342, issued on Jul 10, 2019. Check the license (Wisconsin 4673, 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
1336791342
Name
Robert Ihssen
Credential
M.S, CCC-SLP
Primary taxonomy
Speech-Language Pathologist 235Z00000X
License number
4673 WI
Self-reported in NPPES; status is on the state search
Practice location
500 Grant Ave, Omro, WI 54963
Phone
(920) 685-2755
Enumerated
Jul 10, 2019
Record last updated
Jul 10, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20220706003350); 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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Also registered at 500 Grant Ave

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

  1. Tina Amundson, COTAOccupational Therapy Assistant1720230220
  2. Tyler BarrettPhysical Therapy Assistant1407469455
  3. Emily Bulow, MS CCC-SLPSpeech-Language Pathologist1225707011
  4. Brandon Grover, OTR/LOccupational Therapist1518896406
  5. Anita Lee-BjerkeSpeech-Language Pathologist1891196374
  6. Kelly McCormick, OTR/LPhysical Rehabilitation Occupational Therapist1528844206

Verify Robert Ihssen 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 4673    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. Oasis Therapy Services LLCOshkosh, WI

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

6 speech-language pathologist records list a practice address in Omro

They are 6 of the 48 NPPES records with a practice address in Omro, and 3,785 speech-language pathologist records in Wisconsin.

All 6 in Omro → All 3,785 in Wisconsin → Every provider in Omro →

Other speech-language pathologist records in Wisconsin

  1. Cathy (wilson) Pettibone, MS/CCC-SLPStoughton, WI1417339250
  2. Ashley AbelBrookfield, WI1235811886
  3. Amy Abraham, MS, CCC-SLPFond Du Lac, WI1578492070
  4. Kirstin Abrams, M.S.Milwaukee, WI1366727067
  5. Jeanine AchtelKenosha, WI1497324438
  6. Allison AckermanMadison, WI1134319734
  7. Samantha AckermanMilton, WI1083550271
  8. Jennie Adams, M.S. CCC-SLPAshland, WI1447627518
  9. Martha Adams, MA,CCC-SLPWaukesha, WI1073857520
  10. Tara Adams, MA,CCC-SLPFitchburg, WI1285011296

Common questions

What is Robert Ihssen, M.S, CCC-SLP's NPI number?

Robert Ihssen, M.S, CCC-SLP's National Provider Identifier (NPI) is 1336791342, issued on Jul 10, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Robert Ihssen, M.S, CCC-SLP located?

The NPPES record lists a practice address at 500 Grant Ave, Omro, WI, 54963. Phone: (920) 685-2755. Providers update this record themselves, so call before visiting.

How can I verify Robert Ihssen, M.S, CCC-SLP's license?

NPPES lists Wisconsin license number 4673, 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.