Doctor profile · Federal record
Dr. Antonio Serna, MD
Gastroenterology Physician (CMS: Gastroenterology) · San Antonio, TX
- NPI 1538208541
- Accepts Medicare
- MIPS 79.9 / 100 · 2023
- 24 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
520 E Euclid Ave
San Antonio, TX 782124414
(210) 271-0606
Credentials & registration
- NPI registered
- February 2007 — 19 yrs on file
- Profile last updated
- July 15, 2008
- Year of graduation
- 2002 — 24 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Texas #M8985
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1538208541. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,243
Distinct HCPCS
10
Medicare allowed
$248,524
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 755 | 394 | $76 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 433 | 418 | $125 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 205 | 202 | $111 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 185 | 146 | $86 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 143 | 111 | $121 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 111 | 111 | $142 | |
43264 |
Removal of stone or debris from bile or pancreatic duct using a flexible endoscope | 44 | 42 | $261 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 44 | 44 | $231 | |
43246 |
Insertion of stomach tube using a flexible endoscope | 40 | 40 | $189 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 38 | 38 | $160 |
In context: peer comparison
Among 38 peers in San Antonio Gastroenterology Physician, average services per provider: 78. This provider delivers 29× the peer median.Open Payments
Industry payments received
All-time total
$571
Transactions
39
Manufacturers
8
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 24 | $272.41 | |
| Janssen Biotech, INC. | 4 | $85.23 | |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | 3 | $59.34 | |
| RedHill Biopharma INC. | 3 | $53.36 | |
| Gilead Sciences, INC. | 2 | $51.35 | |
| Lilly USA, LLC | 1 | $20.14 | |
| Medtronic, INC. | 1 | $15.32 | |
| Evoke Pharma, INC. | 1 | $13.90 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,690
Patients
878
Total drug cost
$242,554
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 272 | 92 | $5,243 |
| Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 234 | 232 | $3,926 |
| Linzess (Linaclotide) | Brand | 232 | 63 | $180,418 |
| Omeprazole | Generic | 195 | 69 | $2,208 |
| Gavilyte-C (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 131 | 123 | $2,230 |
| Famotidine | Generic | 129 | 51 | $2,619 |
| Dicyclomine Hcl | Generic | 96 | 35 | $1,937 |
| Clenpiq (Sod Picosulf/Mag Ox/Citric Ac) | Brand | 87 | 84 | $13,428 |
| Metoclopramide Hcl | Generic | 56 | 19 | $758 |
| Cholestyramine (Cholestyramine (With Sugar)) | Brand | 50 | 16 | $7,113 |
Hospital affiliations
Frequently asked questions
What is Dr. Antonio Serna's medical specialty?
Dr. Antonio Serna practices Gastroenterology Physician in San Antonio, TX.
Where does Dr. Antonio Serna practice?
Dr. Antonio Serna practices at 520 E Euclid Ave, San Antonio, TX 782124414. Office phone: 2102710606.
What is Dr. Antonio Serna's NPI?
Dr. Antonio Serna's National Provider Identifier (NPI) is 1538208541, issued by NPPES.
Does Dr. Antonio Serna accept Medicare assignment?
Yes. Dr. Antonio Serna accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Antonio Serna commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.