Doctor profile · Federal record
Dr. Anh Nguyen
Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Dallas, TX
- NPI 1265759823
- Accepts Medicare
- 16 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3434 Swiss Ave Ste 200
Dallas, TX 752046251
(469) 800-7050
fax (694) 800-7060
Credentials & registration
- NPI registered
- April 2010 — 16 yrs on file
- Profile last updated
- October 29, 2025
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Texas #P4792
- Medicaid
- TX #3274672-01
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1265759823. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
549
Distinct HCPCS
10
Medicare allowed
$60,178
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 99 | 75 | $126 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 84 | 61 | $178 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 82 | 76 | $74 | |
91010 |
Study of esophagus to assess movement | 71 | 70 | $62 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 48 | 33 | $78 | |
91040 |
Study of esophageal sensation by balloon distension | 39 | 38 | $48 | |
43249 |
Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm | 33 | 33 | $143 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 33 | 33 | $128 | |
99443 |
Telephone medical discussion with physician, 21-30 minutes | 18 | 15 | $121 | |
91035 |
Monitoring and recording of esophageal function through a capsule attached to the esophagus wall | 17 | 17 | $77 |
In context: peer comparison
Among 53 peers in this city , average services per provider: 41. This provider delivers 13× the peer median.Open Payments
Industry payments received
All-time total
$929
Transactions
15
Manufacturers
6
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Supernus Pharmaceuticals, Inc. | 9 | $501.06 | |
| FUJIFILM Healthcare Americas Corporation | 2 | $186.84 | |
| GENZYME CORPORATION | 1 | $103.08 | |
| Phathom Pharmaceuticals, Inc. | 1 | $79.22 | |
| Regeneron Healthcare Solutions, Inc. | 1 | $29.79 | |
| Ferring Pharmaceuticals Inc. | 1 | $28.78 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
345
Patients
134
Total drug cost
$45,634
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 101 | 41 | $2,881 |
| Pantoprazole Sodium | Generic | 57 | 22 | $1,577 |
| Esomeprazole Magnesium | Generic | 52 | 24 | $3,157 |
| Nortriptyline Hcl | Generic | 39 | 0 | $2,451 |
| Fluconazole | Generic | 20 | 20 | $405 |
| Rabeprazole Sodium | Generic | 19 | 12 | $2,210 |
| Sucralfate | Generic | 17 | 15 | $897 |
| Dexlansoprazole Dr (Dexlansoprazole) | Brand | 16 | 0 | $10,546 |
| Linzess (Linaclotide) | Brand | 13 | 0 | $21,389 |
| Famotidine | Generic | 11 | 0 | $120 |
Hospital affiliations
Frequently asked questions
What is Dr. Anh Nguyen's medical specialty?
Dr. Anh Nguyen practices Gastroenterology Physician in Dallas, TX.
Where does Dr. Anh Nguyen practice?
Dr. Anh Nguyen practices at 3434 Swiss Ave Ste 200, Dallas, TX 752046251. Office phone: 4698007050.
What is Dr. Anh Nguyen's NPI?
Dr. Anh Nguyen's National Provider Identifier (NPI) is 1265759823, issued by NPPES.
Does Dr. Anh Nguyen accept Medicare assignment?
Yes. Dr. Anh Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Anh Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.