Doctor profile · Federal record

Dr. Mary Katherine Lake, PT

Physical Therapist (CMS: Physical Therapist in Private Practice) · Peterborough, NH

  • NPI 1700012168
  • Accepts Medicare
  • 31 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
458 Old Street RD
Peterborough, NH 034581265
(603) 924-4635
fax (603) 924-4634

Credentials & registration

NPPES · NUCC
NPI registered
May 2009 — 17 yrs on file
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
225100000X — NUCC code
State license (1)
New Hampshire #2925

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1700012168. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,635
Distinct HCPCS
9
Medicare allowed
$116,529
HCPCS Description Services Patients Avg allowed
97110 Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes 1,538 58 $23
97530 Therapy procedure using functional activities 1,335 59 $29
97140 Therapy procedure using manual technique, each 15 minutes 678 44 $21
97116 Therapy procedure for walking training, each 15 minutes 570 43 $22
97112 Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes 369 38 $26
97035 Application of ultrasound, each 15 minutes 69 15 $11
97161 Evaluation for physical therapy, typically 20 minutes 33 27 $102
97535 Training for self-care or home management, each 15 minutes 23 12 $28
97162 Evaluation for physical therapy, typically 30 minutes 20 18 $102

In context: peer comparison

Among 1 peers in this city , average services per provider: 515. This provider delivers 9.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Katherine Lake's medical specialty?
Dr. Mary Katherine Lake practices Physical Therapist in Peterborough, NH.
Where does Dr. Mary Katherine Lake practice?
Dr. Mary Katherine Lake practices at 458 Old Street RD, Peterborough, NH 034581265. Office phone: 6039244635.
What is Dr. Mary Katherine Lake's NPI?
Dr. Mary Katherine Lake's National Provider Identifier (NPI) is 1700012168, issued by NPPES.
Does Dr. Mary Katherine Lake accept Medicare assignment?
Yes. Dr. Mary Katherine Lake accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Katherine Lake commonly perform?
Top Medicare-reported procedures in 2023: Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility (HCPCS 97110); Therapy procedure using functional activities (HCPCS 97530); Therapy procedure using manual technique (HCPCS 97140). Source: CMS Medicare Physician & Other Practitioners file.