Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Physical Therapist in Private Practice

Diane M. Wollensak

Sees patients in South Yarmouth, MA · East Bridgewater, MA · Massachusetts

Summary

Diane M. Wollensak is a physical therapist at 439 Station Ave, South Yarmouth, MA 02664. Phone: (508) 394-3333. Accepts Medicare assignment. In 2024, Diane M. Wollensak had 90 Original Medicare patients and 855 services. NPI 1891854451. 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: 439 Station Ave, South Yarmouth, MA 02664 · Directions (1 more location)
  • Phone: (508) 394‑3333
  • Medicare: Accepts Medicare assignment
  • Group practice: Proex Physical Therapy LLC (+1 more)
  • School: graduated 1990
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Diane M. Wollensak, 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 Diane M. Wollensak accept Medicare assignment?
Yes. Medicare's clinician data says Diane M. Wollensak 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 Diane M. Wollensak see?
In 2024, CMS data shows 90 Original Medicare patients and 855 services for Diane M. Wollensak. This counts Original Medicare only and measures volume, not quality.
What is Diane M. Wollensak's NPI number?
1891854451. 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 Diane M. Wollensak, 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 patients90
Services billed to Medicare855
Different services or procedures8
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Therapy procedure using functional activities (97530)252 services
  2. Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes (97112)199 services
  3. Therapy procedure in a group setting (97150)152 services
  4. Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes (97110)100 services
  5. Therapy procedure using manual technique, each 15 minutes (97140)82 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%
  • Arthritis72%
  • Ischemic heart disease32%
  • Depression27%
  • Anxiety26%

Practice locations

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

Group practices

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

  • Proex Physical Therapy LLC165 clinicians in the group
  • Orthopedic and Sports Physical Therapy Inc8 clinicians in the group

Specialties

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

Other physical therapists in South Yarmouth

Clinicians with the same Medicare primary specialty in South Yarmouth, MA — not a recommendation.

All physical therapists in South Yarmouth →

Other clinicians in Proex Physical Therapy LLC

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

Clinician information

Graduation year1990
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1891854451
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