Internal Medicine, Gastroenterology · Rio Grande City, TX
NPI
1750399077
Since 2006
Specialty
Internal Medicine, Gastroenterology
Code 207RG0100X
Group practices
2
Medicare group memberships
Hospitals
4
Hospital affiliations
5342 E Hwy 83, C1
Rio Grande City, TX, 78582
Phone (956) 488-9900
Groups this clinician bills Medicare through
Medicare paid, 2024
$73K
898 services
Medicare patients, 2024
365
Average age 74
Drug cost, 2024
$555K
3,679 prescriptions
Company payments, 2025
$238
From 4 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Khizar Ahsan was code 99213 (office e&m - established), 320 times for 209 patients. In total Khizar Ahsan billed 898 services in 32 codes, and Medicare paid $73K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2020-12-03.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99213 Office E&M - Established | Office | 320 | 209 | $61.70 | $20K |
| 99214 Office E&M - Established | Office | 187 | 140 | $90.63 | $17K |
| 99203 Office E&M - New | Office | 91 | 91 | $72.42 | $6,590 |
| 43239 Upper GI Endoscopy | Facility | 60 | 60 | $80.90 | $4,854 |
| 45380 Lower GI Endoscopy - Other | Facility | 53 | 53 | $114.68 | $6,078 |
| 45378 Lower GI Endoscopy - Other | Facility | 36 | 36 | $126.04 | $4,537 |
| 45385 Colonoscopy - Lesion Removal | Facility | 26 | 26 | $179.38 | $4,664 |
| 99152 Anesthesia | Facility | 20 | 20 | $7.03 | $141 |
| G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito | Facility | 17 | 16 | $3.40 | $57.76 |
| 99223 Hospital E&M - Initial | Facility | 13 | 13 | $125.88 | $1,637 |
| 43235 Upper GI Endoscopy | Facility | 13 | 12 | $84.68 | $1,101 |
By year: 2022 $134K for 1,695 services; 2023 $95K for 1,160 services; 2024 $73K for 898 services.
Medicare prescription drug claims, 2024
In 2024, the drug Khizar Ahsan prescribed most often to Medicare patients was Pantoprazole Sodium, with 685 prescriptions and refills. In total Khizar Ahsan wrote 3,679 Medicare prescriptions that cost $555K.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Pantoprazole Sodium Generic | 685 | 1,072 | 261 | $4,430 |
| Peg-3350 And Electrolytes Peg3350/Sod Sulf,bicarb,cl/Kcl | 464 | 464 | 456 | $7,251 |
| Sucralfate Generic | 300 | 342 | 146 | $4,994 |
| Esomeprazole Magnesium Generic | 259 | 353 | 108 | $9,515 |
| Omeprazole Generic | 258 | 383 | 95 | $2,688 |
| Linzess Linaclotide | 247 | 312 | 82 | $163K |
| Nortriptyline Hcl Generic | 147 | 161 | 50 | $777 |
| Dicyclomine Hcl Generic | 136 | 143 | 53 | $2,232 |
| Gavilyte-G Peg3350/Sod Sulf,bicarb,cl/Kcl | 120 | 120 | 119 | $1,847 |
| Famotidine Generic | 113 | 174 | 54 | $958 |
| Metoclopramide Hcl Generic | 104 | 123 | 52 | $459 |
| Dexlansoprazole Dr Dexlansoprazole | 54 | 74 | 16 | $10K |
| Escitalopram Oxalate Generic | 53 | 55 | 25 | $220 |
| Lactulose Generic | 46 | 51 | 19 | $992 |
| Ursodiol Generic | 45 | 61 | 14 | $7,260 |
Brand drugs: 873 claims; generic drugs: 2,806 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Khizar Ahsan $238 ($238 in general payments such as food, travel and fees) from 4 companies. The largest payer was Madrigal Pharmaceuticals with $150.
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.