Doctor profile · Federal record

Dr. James Karns, DPT, ATC

Physical Therapist (CMS: Physical Therapist in Private Practice) · Hackettstown, NJ

  • NPI 1841234713
  • Accepts Medicare
  • MIPS 93.7 / 100 · 2023
  • 22 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
108 Bilby RD Ste 201
Hackettstown, NJ 078404174
(908) 684-5646
fax (908) 684-5649
Mailing address
1377 Motor Pkwy Ste 307
Islandia, NY 117495258

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
April 16, 2018
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
225100000X — NUCC code
State license (1)
New Jersey #40QA01151900

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841234713. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,154
Distinct HCPCS
5
Medicare allowed
$92,193
HCPCS Description Services Patients Avg allowed
97110 Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes 1,360 148 $24
97530 Therapy procedure using functional activities 916 134 $36
97112 Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes 450 70 $30
97140 Therapy procedure using manual technique, each 15 minutes 386 100 $22
97161 Evaluation for physical therapy, typically 20 minutes 42 40 $113

In context: peer comparison

Among 7 peers in Hackettstown Physical Therapist, average services per provider: 581. This provider delivers 5.4× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. James Karns's medical specialty?
Dr. James Karns practices Physical Therapist in Hackettstown, NJ.
Where does Dr. James Karns practice?
Dr. James Karns practices at 108 Bilby RD Ste 201, Hackettstown, NJ 078404174. Office phone: 9086845646.
What is Dr. James Karns's NPI?
Dr. James Karns's National Provider Identifier (NPI) is 1841234713, issued by NPPES.
Does Dr. James Karns accept Medicare assignment?
Yes. Dr. James Karns accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Karns 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 to re-educate brain-to-nerve-to-muscle function (HCPCS 97112). Source: CMS Medicare Physician & Other Practitioners file.