Doctor profile · Federal record

Dr. Sun-Chuan Dai, MD

Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · San Francisco, CA

  • NPI 1811157050
  • Accepts Medicare
  • MIPS 85.5 / 100 · 2023
  • 20 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1001 Potrero Ave
San Francisco, CA 941103518
(628) 206-8000

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
April 1, 2026
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
California #A103227

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811157050. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
490
Distinct HCPCS
10
Medicare allowed
$102,203
HCPCS Description Services Patients Avg allowed
43276 Replacement of stent in pancreatic or bile duct using a flexible endoscope 53 26 $436
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 47 33 $89
43242 Ultrasound guided needle aspiration or biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 44 42 $242
43259 Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 42 42 $211
43264 Removal of stone or debris from bile or pancreatic duct using a flexible endoscope 41 36 $151
43274 Insertion of stent into pancreatic or bile duct using a flexible endoscope 36 29 $435
74328 Review by radiologist of image from tube placement into bile duct using an endoscope 27 25 $26
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 26 26 $128
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 24 23 $84
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 23 23 $266

In context: peer comparison

Among 24 peers in this city , average services per provider: 42. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$13,409
Transactions
21
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Boston Scientific Corporation 15 $12,703.01
FUJIFILM Healthcare Americas Corporation 2 $312.77
Olympus America Inc. 3 $210.86
3-D Matrix, Inc. 1 $182.43

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
$10,625
Food and Beverage
$1,605
Travel and Lodging
$1,179

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
31
Patients
12
Total drug cost
$453
Drug Type Claims Patients Total cost
Levofloxacin Generic 20 12 $136
Omeprazole Generic 11 0 $317

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Sun-Chuan Dai's medical specialty?
Dr. Sun-Chuan Dai practices Gastroenterology Physician in San Francisco, CA.
Where does Dr. Sun-Chuan Dai practice?
Dr. Sun-Chuan Dai practices at 1001 Potrero Ave, San Francisco, CA 941103518. Office phone: 6282068000.
What is Dr. Sun-Chuan Dai's NPI?
Dr. Sun-Chuan Dai's National Provider Identifier (NPI) is 1811157050, issued by NPPES.
Does Dr. Sun-Chuan Dai accept Medicare assignment?
Yes. Dr. Sun-Chuan Dai accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sun-Chuan Dai commonly perform?
Top Medicare-reported procedures in 2023: Replacement of stent in pancreatic or bile duct using a flexible endoscope (HCPCS 43276); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Ultrasound guided needle aspiration or biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43242). Source: CMS Medicare Physician & Other Practitioners file.