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ROBERT IHSSEN M.S, CCC-SLP
NPI 1336791342
Speech-Language Pathologist in Omro, WI

Active since July 10, 2019Accepts Medicare Assignment

NPPES record last updated: July 10, 2019. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Robert Ihssen M.s, Ccc-slp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ROBERT IHSSEN M.S, CCC-SLP (NPI 1336791342) is an individual speech-language pathologist provider in Omro, Wisconsin, licensed in Wisconsin (4673) and active in the NPI registry since July 2019. He is a graduate of Other (2018).

NPPES Registry Identity

NPI1336791342
Entity TypeIndividualMale
Primary Taxonomy235Z00000X
Provider Legal NameROBERT IHSSENCredential: M.S, CCC-SLP
Location Address500 GRANT AVEOmro, WI 54963-1342
Mailing Address500 Grant AveOmro, WI 54963-1342
Phone(920) 685-2755
Sole ProprietorYes
Medical School CMSOtherGraduated 2018
Enumeration DateJuly 10, 2019
✔ NPI 1336791342 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpeech-Language PathologistSpeech, Language and Hearing Service Providers
Taxonomy Code235Z00000X
License✔ Licensed in WI · 4673
Definition
The speech-language pathologist is the professional who engages in clinical services, prevention, advocacy, education, administration, and research in the areas of communication and swallowing across the life span from infancy through geriatrics. Speech-language pathologists address typical and atypical impairments and disorders related to communication and swallowing in the areas of speech sound production, resonance, voice, fluency, language (comprehension and expression), cognition, and feeding and swallowing.
500 GRANT AVE, Omro, WI 54963
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Robert Ihssen M.s, Ccc-slp is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1153701297
PECOS Enrollment IDI20220706003350

Medicare Billing Reassignment

Medicare enrollment records show Robert Ihssen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Oasis Therapy Services LLC
11 mi
Multi-Specialty
631 HAZEL ST
Oshkosh, WI 54901
  • Reassigned Medicare billing, Wisconsin enrollment
  • 89 clinicians in this Medicare group
NPI 1386381598 (920) 393-9998

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 12

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

EMILY JOSEPHINE BULOW MS CCC-SLP
Speech-Language Pathologist
500 GRANT AVE
OMRO, WI 54963
Winnebago County (920) 685-2755
COURTNEY A STUEBS PTA
Physical Therapy Assistant
500 GRANT AVE
OMRO, WI 54963
Winnebago County (920) 859-0269
TYLER JAMES BARRETT
Physical Therapy Assistant
500 GRANT AVE
OMRO, WI 54963
Winnebago County (920) 685-2755
RACHEL L MCINNIS MS/CCC-SLP
Speech-Language Pathologist
500 GRANT AVE
OMRO, WI 54963
Winnebago County (920) 246-5076
ARYEL RUCKDASCHEL
Physical Therapy Assistant
500 GRANT AVE
OMRO, WI 54963
Winnebago County (920) 252-0796
OMRO NURSING AND REHAB, LLC
Skilled Nursing Facility
500 GRANT AVE
OMRO, WI 54963
Winnebago County (920) 685-2755
MR. BRANDON GROVER OTR/L
Occupational Therapist
500 GRANT AVE
OMRO, WI 54963
Winnebago County (920) 685-2755
KELLY L MCCORMICK OTR/L
Occupational Therapist (Physical Rehabilitation)
500 GRANT AVE
OMRO, WI 54963
Winnebago County (920) 685-2755

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Robert Ihssen's NPI number?

The NPI number for Robert Ihssen is 1336791342. It was assigned to this individual provider in the NPPES registry on July 10, 2019.

Where is Robert Ihssen located?

Robert Ihssen practices at 500 Grant Ave, Omro, WI 54963. The listed phone number is (920) 685-2755.

What is Robert Ihssen's specialty?

The primary specialty registered for this NPI is Speech-Language Pathologist with taxonomy code 235Z00000X.

Is Robert Ihssen enrolled in Medicare?

Yes. Robert Ihssen is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Robert Ihssen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Robert Ihssen reassigns Medicare benefits to Oasis Therapy Services LLC (Oshkosh, WI). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Robert Ihssen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Robert Ihssen accept?

Health plans from UnitedHealthcare list Robert Ihssen as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Robert Ihssen was last updated on July 10, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.