Doctor profile · Federal record
Dr. Damien Mallat, MD
Gastroenterology Physician (CMS: Gastroenterology) · Dallas, TX
- NPI 1568421212
- Accepts Medicare
- MIPS 75.0 / 100 · 2023
- 33 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
7777 Forest Ln, Bldg. C Suite 204
Dallas, TX 752302571
(972) 566-5266
fax (972) 566-5245
Credentials & registration
- NPI registered
- March 2006 — 20 yrs on file
- Profile last updated
- November 20, 2012
- Year of graduation
- 1993 — 33 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Texas #L0393
- Medicaid (4)
- TX #157312301 · TX #157312303 · TX #157312302 · TX #157312304
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1568421212. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
907
Distinct HCPCS
10
Medicare allowed
$115,471
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 328 | 153 | $89 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 116 | 116 | $111 | |
74329 |
Review by radiologist of image from tube placement into pancreatic duct using an endoscope | 110 | 36 | $23 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 91 | 49 | $64 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 82 | 75 | $96 | |
43276 |
Replacement of stent in pancreatic or bile duct using a flexible endoscope | 82 | 22 | $462 | |
43259 |
Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 38 | 36 | $218 | |
G0121 |
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | 27 | 27 | $175 | |
45378 |
Diagnostic exam of large bowel using a flexible endoscope | 17 | 17 | $179 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 16 | 16 | $195 |
In context: peer comparison
Among 53 peers in this city , average services per provider: 41. This provider delivers 22× the peer median.Open Payments
Industry payments received
All-time total
$7,803
Transactions
27
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 8 | $7,403.10 | |
| Gilead Sciences, Inc. | 9 | $189.17 | |
| VIVUS LLC | 7 | $140.54 | |
| PFIZER INC. | 2 | $45.70 | |
| Janssen Biotech, Inc. | 1 | $24.61 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,228
Patients
681
Total drug cost
$322,489
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 422 | 383 | $5,926 |
| Pantoprazole Sodium | Generic | 234 | 77 | $2,976 |
| Omeprazole | Generic | 112 | 49 | $1,456 |
| Creon (Lipase/Protease/Amylase) | Brand | 73 | 23 | $212,268 |
| Ondansetron Hcl | Generic | 57 | 16 | $1,864 |
| Linzess (Linaclotide) | Brand | 55 | 27 | $30,389 |
| Rabeprazole Sodium | Generic | 43 | 15 | $1,278 |
| Promethazine Hcl | Generic | 39 | 0 | $1,007 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) | Brand | 36 | 34 | $2,791 |
| Sucralfate | Generic | 33 | 11 | $825 |
Hospital affiliations
Frequently asked questions
What is Dr. Damien Mallat's medical specialty?
Dr. Damien Mallat practices Gastroenterology Physician in Dallas, TX.
Where does Dr. Damien Mallat practice?
Dr. Damien Mallat practices at 7777 Forest Ln, Dallas, TX 752302571. Office phone: 9725665266.
What is Dr. Damien Mallat's NPI?
Dr. Damien Mallat's National Provider Identifier (NPI) is 1568421212, issued by NPPES.
Does Dr. Damien Mallat accept Medicare assignment?
Yes. Dr. Damien Mallat accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Damien Mallat commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Review by radiologist of image from tube placement into pancreatic duct using an endoscope (HCPCS 74329). Source: CMS Medicare Physician & Other Practitioners file.