Doctor profile · Federal record

Dr. Gregory Barker, DPT

Physical Therapist (CMS: Physical Therapist in Private Practice) · Physical Medicine & Rehabilitation Physician · Ashton, ID

  • NPI 1174585343
  • Accepts Medicare
  • 29 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
700 N 2Nd St
Ashton, ID 834205105
(208) 359-9570
fax (208) 359-9580
Additional location
325 Hanson St
Winnemucca, NV 894453607
(775) 625-2222
fax (775) 625-1131
Mailing address
36 Professional Plz Ste 110
Rexburg, ID 834402049

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
June 24, 2022
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
225100000X — NUCC code
State licenses (2)
Nevada #1725 · Idaho #PT-1725

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174585343. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,828
Distinct HCPCS
7
Medicare allowed
$62,362
HCPCS Description Services Patients Avg allowed
97110 Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes 1,755 58 $23
97140 Therapy procedure using manual technique, each 15 minutes 614 50 $20
G0283 Electrical stimulation (unattended), to one or more areas for indication(s) other than wound care, as part of a therapy plan of care 227 28 $8
97035 Application of ultrasound, each 15 minutes 91 17 $10
97112 Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes 86 14 $29
97161 Evaluation for physical therapy, typically 20 minutes 37 34 $94
97162 Evaluation for physical therapy, typically 30 minutes 18 18 $94

In context: peer comparison

Among 2 peers in Ashton Physical Therapist, average services per provider: 488. This provider delivers 5.8× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Barker's medical specialty?
Dr. Gregory Barker practices Physical Therapist in Ashton, ID.
Where does Dr. Gregory Barker practice?
Dr. Gregory Barker practices at 700 N 2Nd St, Ashton, ID 834205105. Office phone: 2083599570.
What is Dr. Gregory Barker's NPI?
Dr. Gregory Barker's National Provider Identifier (NPI) is 1174585343, issued by NPPES.
Does Dr. Gregory Barker accept Medicare assignment?
Yes. Dr. Gregory Barker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Barker 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 manual technique (HCPCS 97140); Electrical stimulation (unattended), to one or more areas for indication(s) other than wound care, as part of a therapy plan of care (HCPCS G0283). Source: CMS Medicare Physician & Other Practitioners file.