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Physical Therapist in Private Practice

Karen M. Wyss, PT

Sees patients in Merrillville, IN · Crown Point, IN · Indiana

Summary

Karen M. Wyss, PT is a physical therapist at 521 E 86th Ave, Suite J, Merrillville, IN 46410. Phone: (219) 736-2801. Accepts Medicare assignment. In 2024, Karen M. Wyss had 133 Original Medicare patients and 4,372 services. NPI 1407962327. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Physical therapist (Medicare lists Physical Therapist in Private Practice)
  • Address: 521 E 86th Ave, Suite J, Merrillville, IN 46410 · Directions (1 more location)
  • Phone: (219) 736‑2801
  • Medicare: Accepts Medicare assignment
  • Group practice: Innovative Physical Therapy LLC (+1 more)
  • School: graduated 1985
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Karen M. Wyss, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Karen M. Wyss accept Medicare assignment?
Yes. Medicare's clinician data says Karen M. Wyss accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Karen M. Wyss see?
In 2024, CMS data shows 133 Original Medicare patients and 4,372 services for Karen M. Wyss. This counts Original Medicare only and measures volume, not quality.
What is Karen M. Wyss's NPI number?
1407962327. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Karen M. Wyss, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients133
Services billed to Medicare4,372
Different services or procedures9
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Therapy procedure using manual technique, each 15 minutes (97140)2,947 services
  2. Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes (97110)1,007 services
  3. Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes (97112)201 services
  4. Application of electrical stimulation with therapist present, each 15 minutes (97032)56 services
  5. Evaluation for physical therapy, typically 45 minutes (97163)46 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Arthritis70%
  • Diabetes32%
  • Anxiety32%
  • Ischemic heart disease26%

Practice locations

Addresses where Karen M. Wyss is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Karen M. Wyss as a member of these groups (CMS data updated October 2, 2026).

  • Innovative Physical Therapy LLC11 clinicians in the group
  • Integrated Therapy Practice, PC2 clinicians in the group

Specialties

Find other clinicians: Physical Therapist in Private Practice, Indiana →

Other physical therapists in Merrillville

Clinicians with the same Medicare primary specialty in Merrillville, IN — not a recommendation.

All physical therapists in Merrillville →

Other clinicians in Innovative Physical Therapy LLC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialPT
Graduation year1985
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1407962327
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians