Doctor profile · Federal record

Dr. William Pearce, MD

Gastroenterology Physician (CMS: Gastroenterology) · Renton, WA

  • NPI 1750463758
  • Accepts Medicare
  • 42 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4011 Talbot Road South, Suite 500
Renton, WA 98055
(425) 251-5110
fax (425) 793-7380
Mailing address
Po Box 59028
Renton, WA 980582028

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
January 28, 2010
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Washington #MD00023702
Medicaid
WA #1084771

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1750463758. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
554
Distinct HCPCS
10
Medicare allowed
$86,592
HCPCS Description Services Patients Avg allowed
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 120 120 $268
99214 Established patient office or other outpatient visit, 30-39 minutes 97 74 $140
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 85 83 $97
99213 Established patient office or other outpatient visit, 20-29 minutes 68 62 $101
45380 Biopsy of large bowel using a flexible endoscope 49 48 $130
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 37 37 $190
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 21 17 $53
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 18 18 $134
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk 18 18 $187
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 17 17 $98

In context: peer comparison

Among 4 peers in Renton Gastroenterology Physician, average services per provider: 48. This provider delivers 12× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
870
Patients
272
Total drug cost
$76,284
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 328 120 $8,290
Omeprazole Generic 236 77 $5,878
Sucralfate Generic 64 18 $9,119
Famotidine Generic 47 20 $696
Mesalamine Generic 24 0 $10,201
Cholestyramine (Cholestyramine (With Sugar)) Brand 23 0 $3,868
Esomeprazole Magnesium Generic 23 0 $1,238
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 22 22 $1,692
Zenpep (Lipase/Protease/Amylase) Brand 18 0 $18,061
Colestipol Hcl Generic 17 0 $1,761

Frequently asked questions

Auto-generated from federal data
What is Dr. William Pearce's medical specialty?
Dr. William Pearce practices Gastroenterology Physician in Renton, WA.
Where does Dr. William Pearce practice?
Dr. William Pearce practices at 4011 Talbot Road South, Renton, WA 98055. Office phone: 4252515110.
What is Dr. William Pearce's NPI?
Dr. William Pearce's National Provider Identifier (NPI) is 1750463758, issued by NPPES.
Does Dr. William Pearce accept Medicare assignment?
Yes. Dr. William Pearce accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Pearce commonly perform?
Top Medicare-reported procedures in 2023: Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Established patient office or other outpatient visit (HCPCS 99214); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.