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

Physical Therapist in Private Practice

Mary Katherine Lake

Sees patients in Peterborough, NH · New Hampshire

Summary

Mary Katherine Lake is a physical therapist at 150 Rivermead Rd, Peterborough, NH 03458. Phone: (603) 371-0045. Accepts Medicare assignment. In 2024, Mary Katherine Lake had 69 Original Medicare patients and 3,243 services. NPI 1700012168. 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: 150 Rivermead Rd, Peterborough, NH 03458 · Directions
  • Phone: (603) 371‑0045
  • Medicare: Accepts Medicare assignment
  • Group practice: Healthpro Heritage Rehab and Fitness LLC
  • School: graduated 1995
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Mary Katherine Lake, 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 Mary Katherine Lake accept Medicare assignment?
Yes. Medicare's clinician data says Mary Katherine Lake 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 Mary Katherine Lake see?
In 2024, CMS data shows 69 Original Medicare patients and 3,243 services for Mary Katherine Lake. This counts Original Medicare only and measures volume, not quality.
What is Mary Katherine Lake's NPI number?
1700012168. 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 Mary Katherine Lake, 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 patients69
Services billed to Medicare3,243
Different services or procedures13
Participating Medicare providerYes
Average age of these patients86

Most frequent services

  1. Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes (97110)1,105 services
  2. Therapy procedure for walking training, each 15 minutes (97116)579 services
  3. Therapy procedure using manual technique, each 15 minutes (97140)550 services
  4. Therapy procedure using functional activities (97530)509 services
  5. Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes (97112)325 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%
  • Arthritis75%
  • High cholesterol68%
  • Osteoporosis33%
  • Atrial fibrillation32%
  • Chronic kidney disease29%

Practice locations

Addresses where Mary Katherine Lake is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Mary Katherine Lake as a member of this group (CMS data updated October 2, 2026).

  • Healthpro Heritage Rehab and Fitness LLC969 clinicians in the group

Specialties

Find other clinicians: Physical Therapist in Private Practice, New Hampshire →

Other physical therapists in Peterborough

Clinicians with the same Medicare primary specialty in Peterborough, NH — not a recommendation.

All physical therapists in Peterborough →

Other clinicians in Healthpro Heritage Rehab and Fitness LLC

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

Clinician information

Graduation year1995
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1700012168
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