Doctor profile · Federal record

Dr. John Sun, DO

Gastroenterology Physician (CMS: Gastroenterology) · Camillus, NY

  • NPI 1205840899
  • Accepts Medicare
  • 27 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
260 Township Blvd, Ste 20
Camillus, NY 130311674
(315) 708-0091
fax (315) 708-0194

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
June 17, 2016
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
New York #235028
Medicaid
NY #02654608

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1205840899. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
676
Distinct HCPCS
10
Medicare allowed
$92,019
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 139 126 $85
99214 Established patient office or other outpatient visit, 30-39 minutes 126 106 $119
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 93 92 $69
43259 Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 65 64 $211
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 63 63 $240
99204 New patient office or other outpatient visit, 45-59 minutes 45 45 $157
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 35 35 $89
43242 Ultrasound guided needle aspiration or biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 31 30 $249
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 24 24 $170
45380 Biopsy of large bowel using a flexible endoscope 15 15 $131

In context: peer comparison

Among 4 peers in this city , average services per provider: 69. This provider delivers 9.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,917
Transactions
151
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 33 $594.17
Salix Pharmaceuticals, a division of Bausch Health US, LLC 28 $304.05
Boston Scientific Corporation 17 $273.24
QOL Medical, LLC 10 $227.88
Janssen Biotech, Inc. 13 $201.49
Takeda Pharmaceuticals U.S.A., Inc. 11 $198.41
Lilly USA, LLC 12 $157.15
Regeneron Healthcare Solutions, Inc. 4 $106.13
IRONWOOD PHARMACEUTICALS, INC 5 $104.84
Madrigal Pharmaceuticals 3 $96.75
Ardelyx, Inc. 3 $73.36
PFIZER INC. 3 $69.72
Intercept Pharmaceuticals, Inc. 3 $66.65
Merck Sharp & Dohme LLC 3 $61.31
Celgene Corporation 3 $57.24

By nature of payment

Food and Beverage
$2,917

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
987
Patients
318
Total drug cost
$287,888
Drug Type Claims Patients Total cost
Omeprazole Generic 279 94 $4,526
Pantoprazole Sodium Generic 257 77 $3,404
Famotidine Generic 134 50 $1,945
Sucralfate Generic 51 22 $1,706
Mesalamine Generic 36 0 $24,203
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) Brand 31 31 $2,508
Linzess (Linaclotide) Brand 28 11 $43,515
Ondansetron Hcl Generic 27 11 $342
Ursodiol Generic 24 0 $5,081
Zenpep (Lipase/Protease/Amylase) Brand 24 0 $71,201

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 Camillus, NY.
Where does Dr. John Sun practice?
Dr. John Sun practices at 260 Township Blvd, Camillus, NY 130311674. Office phone: 3157080091.
What is Dr. John Sun's NPI?
Dr. John Sun's National Provider Identifier (NPI) is 1205840899, 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 99213); 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.