Doctor profile · Federal record

Dr. John Sun, MD

Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Tacoma, WA

  • NPI 1972681500
  • Accepts Medicare
  • 26 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1112 6Th Ave Ste 200
Tacoma, WA 984054048
(253) 272-8664

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
January 18, 2021
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (2)
Washington #MD60884533 · California #A90004
Medicaid
WA #2104499

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1972681500. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
633
Distinct HCPCS
10
Medicare allowed
$82,228
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 138 108 $126
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 112 103 $58
45380 Biopsy of large bowel using a flexible endoscope 104 103 $87
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 92 92 $245
99204 New patient office or other outpatient visit, 45-59 minutes 90 90 $161
43251 Removal of polyps or growths of esophagus, stomach, and/or upper small bowel using an endoscope with mechanical snare 32 30 $164
43249 Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm 31 30 $89
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 12 12 $128
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 11 11 $79
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 11 11 $171

In context: peer comparison

Among 11 peers in Tacoma Gastroenterology Physician, average services per provider: 48. This provider delivers 13× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$13,797
Transactions
24
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 24 $13,797.41

By nature of payment

Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$11,400
Travel and Lodging
$1,597
Food and Beverage
$800

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
636
Patients
384
Total drug cost
$87,553
Drug Type Claims Patients Total cost
Omeprazole Generic 209 76 $2,998
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 175 164 $3,002
Pantoprazole Sodium Generic 56 15 $597
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 49 46 $1,449
Gavilyte-C (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 37 37 $644
Peg-3350 and Electrolytes (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 27 27 $485
Creon (Lipase/Protease/Amylase) Brand 26 0 $58,557
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 19 19 $1,427
Famotidine Generic 16 0 $238
Tenofovir Disoproxil Fumarate Generic 11 0 $2,052

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Sun's medical specialty?
Dr. John Sun practices Gastroenterology Physician in Tacoma, WA.
Where does Dr. John Sun practice?
Dr. John Sun practices at 1112 6Th Ave Ste 200, Tacoma, WA 984054048. Office phone: 2532728664.
What is Dr. John Sun's NPI?
Dr. John Sun's National Provider Identifier (NPI) is 1972681500, issued by NPPES.
Does Dr. John Sun accept Medicare assignment?
Yes. Dr. John Sun accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Sun commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.