Dr. Antonio Serna, MD
What this data tells you about Dr. Serna
Dr. Antonio Serna is a gastroenterology in San Antonio, TX, with 19 years in practice. Based on federal Medicare data, Dr. Serna performed 2,243 Medicare services across 1,784 unique beneficiaries.
Between the years covered by Open Payments, Dr. Serna received a total of $16,414 from 41 pharmaceutical and/or device companies across 466 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in gastroenterology. The majority of payments are for consulting, which typically reflects recognized clinical expertise sought by manufacturers. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Serna 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 | 755 | $59 | $146 |
| Initial hospital admission, moderate complexity | 433 | $98 | $278 |
| Upper GI endoscopy with biopsy | 205 | $87 | $680 |
| Office visit, established patient (20-29 min) | 185 | $61 | $148 |
| Office visit, established patient (30-39 min) | 143 | $89 | $217 |
| Colonoscopy with biopsy | 111 | $117 | $847 |
| Removal of stone or debris from bile or pancreatic duct using a flexible endoscope | 44 | $208 | $1,537 |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 44 | $185 | $1,067 |
| Insertion of stomach tube using a flexible endoscope | 40 | $151 | $844 |
| New patient office visit (45-59 min) | 38 | $100 | $332 |
| Diagnostic exam of large bowel using a flexible endoscope | 36 | $127 | $781 |
| Incision of pancreatic outlet using a flexible endoscope | 33 | $34 | $1,509 |
| Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 31 | $63 | $206 |
| Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 29 | $87 | $518 |
| Control of bleeding of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 24 | $144 | $848 |
| Hospital follow-up visit, low complexity | 18 | $38 | $80 |
| Office visit, established patient (10-19 min) | 15 | $43 | $100 |
| Insertion of stent into pancreatic or bile duct using a flexible endoscope | 13 | $348 | $1,955 |
| Review by radiologist of image from tube placement into bile duct using an endoscope | 13 | $18 | $173 |
| Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm | 11 | $111 | $649 |
| Colorectal cancer screening; colonoscopy on individual at high risk | 11 | $174 | $778 |
| Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | 11 | $158 | $781 |
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 ›
The majority of payments (54%) are consulting fees, which typically reflect recognized clinical expertise sought by manufacturers.
Geographic Context
2.8 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. Serna is a clinical cardiology specialist, with above-average Medicare volume (top 5% in TX), and high industry engagement (consulting-driven, top 12%), with 19 years of practice experience.
This summary is auto-generated from federal data. It describes data availability and patterns — not clinical quality. Read our methodology →
Frequently Asked Questions
Is Dr. Serna experienced with hospital follow-up visit, moderate complexity?
Does Dr. Serna receive payments from pharmaceutical companies?
How do Dr. Serna's costs compare to other gastroenterologys in San Antonio?
What does Data Coverage mean?
Is this data up to date?
Explore related providers
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.
Provider corrections: Provider portal · Privacy questions: Privacy Policy · Terms: Terms of Use · Methodology: Methodology