Internal Medicine, Gastroenterology · Mesquite, TX
NPI
1861591604
Since 2006
Specialty
Internal Medicine, Gastroenterology
Code 207RG0100X
Group practices
1
Medicare group memberships
Hospitals
4
Hospital affiliations
2694 N Galloway Ave, Suite 501
Mesquite, TX, 75150
Phone (972) 681-2226
Groups this clinician bills Medicare through
Medicare paid, 2024
$144K
2,568 services
Medicare patients, 2024
459
Average age 73
Drug cost, 2024
$391K
2,119 prescriptions
Company payments, 2025
$1,375
From 11 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Fayez G Seif was code 43239 (upper gi endoscopy), 168 times for 162 patients. In total Fayez G Seif billed 2,568 services in 47 codes, and Medicare paid $144K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2013-05-16.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 43239 Upper GI Endoscopy | Facility | 168 | 162 | $90.99 | $15K |
| 99214 Office E&M - Established | Office | 133 | 120 | $85.80 | $11K |
| 45385 Colonoscopy - Lesion Removal | Facility | 126 | 124 | $202.50 | $26K |
| 99204 Office E&M - New | Office | 103 | 103 | $108.86 | $11K |
| 99213 Office E&M - Established | Office | 83 | 77 | $65.21 | $5,413 |
| G0105 Colorectal cancer screening; colonoscopy on individual at high risk | Facility | 49 | 49 | $174.46 | $8,549 |
| 46221 Digestive/Gastrointestinal | Office | 45 | 17 | $208.81 | $9,397 |
| 99203 Office E&M - New | Office | 39 | 39 | $80.03 | $3,121 |
| 43450 Digestive/Gastrointestinal | Facility | 36 | 35 | $30.66 | $1,104 |
| G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | Facility | 28 | 28 | $176.29 | $4,936 |
| 45380 Lower GI Endoscopy - Other | Facility | 28 | 28 | $102.80 | $2,878 |
| 45378 Lower GI Endoscopy - Other | Facility | 24 | 24 | $136.81 | $3,283 |
| 43249 Upper GI Endoscopy | Facility | 20 | 17 | $102.93 | $2,059 |
| 99202 Office E&M - New | Office | 13 | 13 | $49.38 | $642 |
| 43235 Upper GI Endoscopy | Facility | 13 | 13 | $79.71 | $1,036 |
By year: 2022 $137K for 1,066 services; 2023 $98K for 777 services; 2024 $144K for 2,568 services.
Medicare prescription drug claims, 2024
In 2024, the drug Fayez G Seif prescribed most often to Medicare patients was Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates), with 750 prescriptions and refills. In total Fayez G Seif wrote 2,119 Medicare prescriptions that cost $391K.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Sod Sulf-Potass Sulf-Mag Sulf Sodium, Potassium,mag Sulfates | 750 | 772 | 724 | $46K |
| Omeprazole Generic | 600 | 1,078 | 198 | $6,382 |
| Pantoprazole Sodium Generic | 75 | 166 | 31 | $489 |
| Rabeprazole Sodium Generic | 65 | 119 | 25 | $3,319 |
| Gavilyte-G Peg3350/Sod Sulf,bicarb,cl/Kcl | 51 | 51 | 49 | $832 |
| Linzess Linaclotide | 50 | 58 | 24 | $31K |
| Colesevelam Hcl Generic | 33 | 39 | 14 | $1,578 |
| Gavilyte-C Peg3350/Sod Sulf,bicarb,cl/Kcl | 30 | 30 | 29 | $430 |
| Peg-3350 And Electrolytes Peg3350/Sod Sulf,bicarb,cl/Kcl | 28 | 28 | 27 | $411 |
| Lubiprostone Generic | 25 | 25 | Under 11 | $1,296 |
| Budesonide Dr Budesonide | 24 | 36 | Under 11 | $2,880 |
| Mesalamine Generic | 24 | 32 | Under 11 | $4,023 |
| Famotidine Generic | 23 | 36 | Under 11 | $458 |
| Suflave Peg 3350/Sod Sulf,chlr/Pot/Mag | 21 | 21 | 21 | $2,573 |
| Carvedilol Generic | 19 | 24 | Under 11 | $52.77 |
Brand drugs: 492 claims; generic drugs: 1,627 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Fayez G Seif $1,375 ($1,375 in general payments such as food, travel and fees) from 11 companies. The largest payer was Abbvie Inc. with $425.
| Company | Payments | Amount |
|---|---|---|
| Abbvie Inc. ABBV | 21 | $425 |
| Janssen Biotech, Inc. JNJ | 11 | $326 |
| Gilead Sciences, Inc. GILD | 8 | $202 |
| Ardelyx, Inc. ARDX | 4 | $104 |
| Genzyme Corporation SNY | 2 | $75.79 |
| Medtronic, Inc. MDT | 1 | $68.15 |
| Alnylam Pharmaceuticals Inc. ALNY | 2 | $55.77 |
| Pfizer Inc. PFE | 3 | $51.37 |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC BHC | 1 | $24.26 |
| Madrigal Pharmaceuticals MDGL | 1 | $22.73 |
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.