Doctor profile · Federal record

Dr. Catherine Ishimasa, OTR/L

Occupational Therapist (CMS: Occupational Therapist in Private Practice) · Shrewsbury, NJ

  • NPI 1164158135
  • Accepts Medicare
  • 4 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
766 Broad St
Shrewsbury, NJ 077024203
(855) 428-8246
Mailing address
1 Civic Center Dr Apt 11
East Brunswick, NJ 088163548

Credentials & registration

NPPES · NUCC
NPI registered
August 2022 — 4 yrs on file
Year of graduation
2022 — 4 yrs since
Specialty taxonomy
225X00000X — NUCC code
State license (1)
New Jersey #46TR01071200

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1164158135. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,503
Distinct HCPCS
7
Medicare allowed
$72,775
HCPCS Description Services Patients Avg allowed
97530 Therapy procedure using functional activities 762 56 $35
97110 Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes 743 53 $24
97112 Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes 730 51 $29
97140 Therapy procedure using manual technique, each 15 minutes 123 12 $22
97535 Training for self-care or home management, each 15 minutes 82 18 $27
97129 Therapy procedure for a range of mental processes, initial 15 minutes 48 19 $24
97166 Evaluation for occupational therapy, typically 45 minutes 15 15 $103

In context: peer comparison

Among 8 peers in Shrewsbury Occupational Therapist, average services per provider: 366. This provider delivers 6.8× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Catherine Ishimasa's medical specialty?
Dr. Catherine Ishimasa practices Occupational Therapist in Shrewsbury, NJ.
Where does Dr. Catherine Ishimasa practice?
Dr. Catherine Ishimasa practices at 766 Broad St, Shrewsbury, NJ 077024203. Office phone: 8554288246.
What is Dr. Catherine Ishimasa's NPI?
Dr. Catherine Ishimasa's National Provider Identifier (NPI) is 1164158135, issued by NPPES.
Does Dr. Catherine Ishimasa accept Medicare assignment?
Yes. Dr. Catherine Ishimasa accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Catherine Ishimasa commonly perform?
Top Medicare-reported procedures in 2023: Therapy procedure using functional activities (HCPCS 97530); Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility (HCPCS 97110); Therapy procedure to re-educate brain-to-nerve-to-muscle function (HCPCS 97112). Source: CMS Medicare Physician & Other Practitioners file.