Dr. Nicholas Sun, D.O.
What this data tells you about Dr. Sun
Dr. Nicholas Sun is a gastroenterology specialist in Puyallup, WA, with 19 years of NPI registration. Based on federal Medicare data, Dr. Sun performed 346 Medicare services in 2023. These records do not provide a deduplicated patient total.
Between the years covered by Open Payments, Dr. Sun received a total of $292 from 1 pharmaceutical and/or device company across 3 payment records. A record can group multiple payments. These transfers are publicly reported through CMS Open Payments. Disclosure alone does not establish their effect on care. A reliable breakdown by payment category is not available in this snapshot. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Sun is Very High — reflecting how much public federal data is available about this provider. Patients are encouraged to use this data as one of several factors when choosing a healthcare provider.
Medicare Practice Summary — 2023
Medicare Utilization ↗Top procedures by volume
Ranked by number of services performed for Medicare patients. Avg. submitted charge is what the provider billed; avg. Medicare payment is what CMS paid.
| Procedure | Volume | Avg. paid | Avg. submitted |
|---|---|---|---|
| Upper GI endoscopy with biopsy A procedure to collect tissue samples from the esophagus, stomach, or upper small intestine using a flexible tube with a camera. The samples are examined to check for abnormalities. |
134 | $74 | $643 |
| Colonoscopy with biopsy A procedure to collect tissue samples from the large intestine using a flexible tube with a camera. The samples are examined to check for abnormalities or disease. |
89 | $116 | $759 |
| Endoscopic control of upper GI bleeding A flexible endoscope is used to locate and stop bleeding in the esophagus, stomach, or upper small intestine. |
35 | $126 | $1,040 |
| Colon polyp removal with endoscopic snare This procedure removes polyps or growths from the large bowel using a flexible tube with a camera and a wire loop tool. The snare is used to cut off the growths during the examination. |
23 | $203 | $830 |
| Radiologist review of bile duct tube placement imaging A radiologist reviews images taken during the placement of a tube into the bile duct using an endoscope. |
21 | $18 | $94 |
| Endoscopic incision of pancreatic outlet A procedure where a flexible endoscope is used to make an incision in the pancreatic outlet. |
15 | $48 | $1,129 |
| Endoscopic removal of bile or pancreatic duct stone A flexible endoscope is used to remove stones or debris from the bile or pancreatic ducts. |
15 | $248 | $1,193 |
| Colonoscopy A diagnostic exam of the large bowel using a flexible endoscope to visualize the interior of the colon. |
14 | $138 | $652 |
Industry Payment Transparency
Open Payments through 2024 ↗Payment categories are unavailable while the source breakdown is being rebuilt. Company and year totals do not identify how much belongs to each category.
Payment trend by year
Annual totals from pharmaceutical and medical device companies.
Payments by company (2024)
All-time payments by company (2021-2024) ›
Associated products mentioned in payments ›
Geographic Context
2.7 mi
Data Sources
| Provider Registry | ✓ NPPES | NPPES snapshot; verify current record |
| Medicare Enrollment | ✓ PECOS | PECOS snapshot |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | ✓ Open Payments | CY 2024 |
| Disciplinary History | — Not included | N/A |
This provider has data in 4 of 4 available federal datasets, with a Data Coverage level of Very High. This reflects how much public data is available about a provider. How we calculate this →
Summary
Dr. Sun is a mixed practice specialist, with moderate Medicare volume, with 19 years of NPI registration.
This summary is auto-generated from federal data, describing data availability and patterns. Read our methodology →
Frequently Asked Questions
Is Dr. Sun experienced with upper gi endoscopy with biopsy?
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This page combines public CMS records with calculated summaries and explanatory procedure labels. These transformations are not verbatim federal records. Sources: NPPES ↗, Open Payments ↗, Medicare Provider Utilization ↗, and PECOS. Publication is mandated by the Physician Payments Sunshine Act (§6002 ACA, 42 U.S.C. §1320a-7h) and the Freedom of Information Act.
This page is not medical advice, an endorsement, a recommendation, or a quality rating. Data Coverage reflects data completeness — how much federal information exists for this provider — not clinical performance, patient outcomes, or quality of care. Always verify information directly with the provider and consult a licensed clinician before making medical decisions.
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