Dr. Mark Prince, MD
What this data tells you about Dr. Prince
Dr. Mark Prince is a gastroenterology specialist in Tyler, TX, with 20 years of NPI registration. Based on federal Medicare data, Dr. Prince performed 758 Medicare services across 669 unique beneficiaries.
Between the years covered by Open Payments, Dr. Prince received a total of $3,011 from 12 pharmaceutical and/or device companies across 31 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in gastroenterology. Most payments are for meals and travel — low-value interactions common across virtually all practicing physicians. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Prince is Very High — reflecting how much public federal data is available about this provider. This is not a quality rating. Patients are encouraged to use this data as one of several factors when choosing a healthcare provider.
Medicare Practice Summary
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 |
|---|---|---|---|
| Hospital follow-up visit, moderate complexity Follow-up hospital visit for an existing patient involving moderate medical decision making. The visit requires at least 35 minutes of time spent on the date of service. |
188 | $60 | $159 |
| Initial hospital admission, moderate complexity Initial hospital inpatient or observation care for a new patient involving moderate-level medical decision making, with at least 55 minutes total time on the date of the encounter. |
159 | $94 | $300 |
| Hospital follow-up visit, low complexity Follow-up hospital visit for an established patient with straightforward or low-level medical decision making. The visit requires at least 25 minutes of time spent on the day of service. |
116 | $38 | $86 |
| Initial hospital admission, high complexity Initial hospital inpatient or observation care for a new patient involving high-level medical decision making, with at least 75 minutes total time on the date of the encounter. |
86 | $128 | $441 |
| 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. |
34 | $41 | $1,341 |
| Endoscopic insertion of stomach tube A flexible endoscope is used to guide the placement of a tube into the stomach. |
26 | $148 | $672 |
| Upper endoscopy (EGD) A diagnostic exam of the esophagus, stomach, and upper small bowel using a flexible endoscope. |
25 | $71 | $1,048 |
| Endoscopic removal of bile or pancreatic duct stone A flexible endoscope is used to remove stones or debris from the bile or pancreatic ducts. |
24 | $193 | $1,230 |
| Hospital follow-up visit, high complexity Subsequent hospital inpatient or observation care for an existing patient involving high-level medical decision making, with at least 50 minutes total time on the date of the encounter. |
23 | $93 | $228 |
| Endoscopic control of upper GI bleeding A flexible endoscope is used to locate and stop bleeding in the esophagus, stomach, or upper small intestine. |
21 | $143 | $2,246 |
| Endoscopic incision of pancreatic outlet A procedure where a flexible endoscope is used to make an incision in the pancreatic outlet. |
17 | $41 | $1,208 |
| Pancreatic or bile duct stent insertion A flexible endoscope is used to place a stent into the pancreatic or bile duct to keep it open. |
14 | $311 | $1,562 |
| 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. |
14 | $172 | $1,594 |
| Initial hospital admission, low complexity Initial hospital inpatient or observation care for a new patient involving straightforward or low-level medical decision making, with at least 40 minutes total time on the date of the encounter. |
11 | $61 | $222 |
Industry Payment Transparency
Open Payments through 2024 ↗Payment profile
Industry payments classified by relationship type. Not all payments are equal — research and consulting reflect different relationships than speaking programs or meals.
Payment trend by year
Annual totals from pharmaceutical and medical device companies.
Payments by company (2024)
Associated products mentioned in payments ›
Most payments (50%) are for meals and travel — low-value interactions that are common across virtually all practicing physicians.
Geographic Context
3.0 mi
Data Sources
| Provider Registry | ✓ NPPES | Weekly updates |
| Medicare Enrollment | ✓ PECOS | Monthly updates |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | ✓ Open Payments | CY 2024 |
| Disciplinary History | — Not public | N/A |
This provider has data in 4 of 4 available federal datasets, with a Data Coverage level of Very High. This measures how much public data is available about a provider — not how good they are. How we calculate this →
Summary
Dr. Prince is a mixed practice specialist, with moderate Medicare volume, with low-engagement industry engagement, with 20 years of NPI registration.
This summary is auto-generated from federal data. It describes data availability and patterns — not clinical quality. Read our methodology →
Frequently Asked Questions
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All data on this page is sourced verbatim from public federal records published by the U.S. Centers for Medicare & Medicaid Services (CMS): 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. The Transparency Score measures 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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