Doctor profile · Federal record

Dr. ROBERT SUDDUTH, M.D.

Gastroenterology Physician (CMS: GASTROENTEROLOGY) · Internal Medicine Physician · SILVERDALE, WA

  • NPI 1184651192
  • Accepts Medicare
  • 42 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2200 NW MYHRE RD
SILVERDALE, WA 983837681
(360) 830-1205
fax (360) 830-1281
Mailing address
9621 RIDGETOP BLVD NW
SILVERDALE, WA 983838502

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
March 7, 2023
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Washington #MD00025993
Medicaid
WA #8214132

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1184651192. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
749
Distinct HCPCS
10
Medicare allowed
$87,972
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 287 285 $5
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 176 176 $244
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 72 72 $176
99214 Established patient office or other outpatient visit, 30-39 minutes 70 59 $127
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk 53 53 $177
43248 Insertion of guide wire with dilation of esophagus using a flexible endoscope 25 25 $155
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 20 20 $101
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 17 17 $111
45378 Diagnostic exam of large bowel using a flexible endoscope 15 15 $170
99204 New patient office or other outpatient visit, 45-59 minutes 14 14 $156

In context: peer comparison

Among 2 peers in this city , average services per provider: 96. This provider delivers 7.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$212
Transactions
10
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 7 $165.07
Janssen Biotech, Inc. 2 $29.36
CapsoVision, Inc. 1 $17.92

By nature of payment

Food and Beverage
$212

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
437
Patients
307
Total drug cost
$34,446
Drug Type Claims Patients Total cost
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 183 180 $3,425
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 51 51 $1,660
Gavilyte-C (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 42 40 $894
Sulfasalazine Generic 40 0 $1,281
Peg-3350 And Electrolytes (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 24 23 $447
Mercaptopurine Generic 22 0 $1,208
Mesalamine Generic 20 0 $15,642
Budesonide Dr (Budesonide) Brand 18 0 $3,330
Ondansetron Hcl Generic 13 13 $25
Ondansetron Odt (Ondansetron) Brand 13 0 $257

Hospital affiliations

CMS Hospital Compare