Doctor profile · Federal record

Dr. Kathryn Cortelyou, PT

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

  • NPI 1144375486
  • Accepts Medicare
  • 28 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
58 Range RD Ste 16
Windham, NH 030872026
(603) 890-8844
fax (603) 890-8845
Additional location
542 Mast RD Ste 4
Goffstown, NH 030455258

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
February 13, 2024
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
225100000X — NUCC code
State license (1)
Massachusetts #13003
Medicaid
NH #3104403

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1144375486. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,294
Distinct HCPCS
5
Medicare allowed
$38,454
HCPCS Description Services Patients Avg allowed
97530 Therapy procedure using functional activities 583 26 $33
97140 Therapy procedure using manual technique, each 15 minutes 369 22 $21
97112 Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes 285 18 $27
97535 Training for self-care or home management, each 15 minutes 29 24 $25
97161 Evaluation for physical therapy, typically 20 minutes 28 23 $102

In context: peer comparison

Among 6 peers in this city , average services per provider: 306. This provider delivers 4.2× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Kathryn Cortelyou's medical specialty?
Dr. Kathryn Cortelyou practices Physical Therapist in Windham, NH.
Where does Dr. Kathryn Cortelyou practice?
Dr. Kathryn Cortelyou practices at 58 Range RD Ste 16, Windham, NH 030872026. Office phone: 6038908844.
What is Dr. Kathryn Cortelyou's NPI?
Dr. Kathryn Cortelyou's National Provider Identifier (NPI) is 1144375486, issued by NPPES.
Does Dr. Kathryn Cortelyou accept Medicare assignment?
Yes. Dr. Kathryn Cortelyou accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kathryn Cortelyou commonly perform?
Top Medicare-reported procedures in 2023: Therapy procedure using functional activities (HCPCS 97530); Therapy procedure using manual technique (HCPCS 97140); Therapy procedure to re-educate brain-to-nerve-to-muscle function (HCPCS 97112). Source: CMS Medicare Physician & Other Practitioners file.