Doctor profile · Federal record

Dr. Dwaine Tesnohlidek, MD

Surgery Physician (CMS: General Surgery) · Surgery Physician · Ontario, OR

  • NPI 1437240009
  • Accepts Medicare
  • MIPS 93.3 / 100 · 2023
  • 37 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
351 Sw 9Th St
Ontario, OR 979142639
(541) 881-7184
fax (541) 881-7016
Additional location
1210 Nw 16Th St
Fruitland, ID 836192202
(208) 452-8600
Mailing address
190 E Bannock St
Boise, ID 837126241

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
April 18, 2025
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
208600000X — NUCC code
State licenses (2)
Oregon #MD18758 · Idaho #M6508

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1437240009. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
580
Distinct HCPCS
10
Medicare allowed
$55,099
HCPCS Description Services Patients Avg allowed
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito 98 97 $5
99203 New patient office or other outpatient visit, 30-44 minutes 68 68 $77
99202 New patient office or other outpatient visit, 15-29 minutes 60 60 $45
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 52 52 $234
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 51 51 $75
99214 Established patient office or other outpatient visit, 30-39 minutes 45 40 $92
45380 Biopsy of large bowel using a flexible endoscope 43 43 $118
99213 Established patient office or other outpatient visit, 20-29 minutes 36 32 $62
99212 Established patient office or other outpatient visit, 10-19 minutes 28 24 $33
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 21 21 $156

In context: peer comparison

Among 1 peers in Ontario Surgery Physician, average services per provider: 38. This provider delivers 15× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
204
Patients
110
Total drug cost
$2,863
Drug Type Claims Patients Total cost
Omeprazole Generic 129 52 $2,155
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 54 45 $479
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 21 13 $229

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Dwaine Tesnohlidek's medical specialty?
Dr. Dwaine Tesnohlidek practices Surgery Physician in Ontario, OR.
Where does Dr. Dwaine Tesnohlidek practice?
Dr. Dwaine Tesnohlidek practices at 351 Sw 9Th St, Ontario, OR 979142639. Office phone: 5418817184.
What is Dr. Dwaine Tesnohlidek's NPI?
Dr. Dwaine Tesnohlidek's National Provider Identifier (NPI) is 1437240009, issued by NPPES.
Does Dr. Dwaine Tesnohlidek accept Medicare assignment?
Yes. Dr. Dwaine Tesnohlidek accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dwaine Tesnohlidek commonly perform?
Top Medicare-reported procedures in 2023: Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (HCPCS G0500); New patient office or other outpatient visit (HCPCS 99203); New patient office or other outpatient visit (HCPCS 99202). Source: CMS Medicare Physician & Other Practitioners file.