Doctor profile · Federal record

Dr. Gary Gossen, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · San Antonio, TX

  • NPI 1124091079
  • Accepts Medicare
  • MIPS 77.4 / 100 · 2023
  • 51 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
8550 Datapoint Dr, Suite 200
San Antonio, TX 782293270
(210) 615-8308
fax (210) 615-8313

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
October 15, 2015
Year of graduation
1975 — 51 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Texas #F4014

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1124091079. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,846
Distinct HCPCS
10
Medicare allowed
$306,054
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 1,290 267 $33
99214 Established patient office or other outpatient visit, 30-39 minutes 934 510 $121
99443 Telephone medical discussion with physician, 21-30 minutes 253 204 $103
88313 Special stained specimen slides to examine tissue including interpretation and report 233 173 $66
88342 Special stained specimen slides to examine tissue, initial procedure 227 200 $62
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 223 217 $81
45380 Biopsy of large bowel using a flexible endoscope 151 151 $157
88341 Special stained specimen slides to examine tissue, each additional procedure 106 87 $55
91065 Measurement of hydrogen in breath to test for stomach and bowel symptoms 99 38 $80
99204 New patient office or other outpatient visit, 45-59 minutes 78 78 $157

In context: peer comparison

Among 38 peers in San Antonio Gastroenterology Physician, average services per provider: 78. This provider delivers 49× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$100
Transactions
4
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Intuitive Surgical, INC. 1 $47.79
Abbvie INC. 2 $30.68
Ardelyx, INC. 1 $21.07

By nature of payment

Food and Beverage
$100

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,718
Patients
610
Total drug cost
$271,953
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 437 148 $7,540
Famotidine Generic 353 114 $6,492
Omeprazole Generic 242 81 $3,201
Esomeprazole Magnesium Generic 132 45 $4,788
Sucralfate Generic 95 34 $3,035
Dexlansoprazole Dr (Dexlansoprazole) Brand 90 23 $39,183
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 86 85 $6,510
Linzess (Linaclotide) Brand 58 13 $43,699
Rabeprazole Sodium Generic 46 14 $3,555
Cholestyramine (Cholestyramine (With Sugar)) Brand 42 14 $3,643

Frequently asked questions

Auto-generated from federal data
What is Dr. Gary Gossen's medical specialty?
Dr. Gary Gossen practices Gastroenterology Physician in San Antonio, TX.
Where does Dr. Gary Gossen practice?
Dr. Gary Gossen practices at 8550 Datapoint Dr, San Antonio, TX 782293270. Office phone: 2106158308.
What is Dr. Gary Gossen's NPI?
Dr. Gary Gossen's National Provider Identifier (NPI) is 1124091079, issued by NPPES.
Does Dr. Gary Gossen accept Medicare assignment?
Yes. Dr. Gary Gossen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gary Gossen commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Established patient office or other outpatient visit (HCPCS 99214); Telephone medical discussion with physician (HCPCS 99443). Source: CMS Medicare Physician & Other Practitioners file.