Internal Medicine, Cardiovascular Disease · Houston, TX
NPI
1639149453
Since 2006
Specialty
Internal Medicine, Cardiovascular Disease
Code 207RC0000X
Group practices
1
Medicare group memberships
Hospitals
4
Hospital affiliations
11920 Astoria Blvd, Suite 300
Houston, TX, 77089
Phone (713) 946-8951
Groups this clinician bills Medicare through
Medicare paid, 2024
$137K
1,376 services
Medicare patients, 2024
313
Average age 77
Drug cost, 2024
$2.5M
10,755 prescriptions
Company payments, 2025
$1,196
From 8 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Chau D Nguyen was code 99214 (office e&m - established), 811 times for 262 patients. In total Chau D Nguyen billed 1,376 services in 29 codes, and Medicare paid $137K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2010-11-22.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99214 Office E&M - Established | Office | 811 | 262 | $89.43 | $73K |
| 93306 Echocardiography (TTE/TEE) | Office | 135 | 135 | $121.55 | $16K |
| 93880 Duplex Scan - Extracranial Arteries | Office | 131 | 131 | $136.78 | $18K |
| 99308 SNF E&M | Facility | 81 | 20 | $56.22 | $4,554 |
| 99204 Office E&M - New | Office | 29 | 29 | $123.26 | $3,575 |
| 93970 Duplex Scan - Extremity Veins | Office | 22 | 22 | $119.76 | $2,635 |
| 99306 SNF E&M | Facility | 20 | 20 | $137.29 | $2,746 |
| 93000 Electrocardiogram | Office | 19 | 19 | $10.68 | $203 |
| 93925 Duplex Scan - Extremity Arteries | Office | 18 | 18 | $169.04 | $3,043 |
| 93280 External Electrocardiographic Monitoring | Office | 14 | 11 | $53.25 | $746 |
| 93458 Percutaneous Transcatheterization | Facility | 13 | 13 | $143.91 | $1,871 |
| 99305 SNF E&M | Facility | 13 | 12 | $100.69 | $1,309 |
By year: 2022 $213K for 1,663 services; 2023 $194K for 1,642 services; 2024 $137K for 1,376 services.
Medicare prescription drug claims, 2024
In 2024, the drug Chau D Nguyen prescribed most often to Medicare patients was Clopidogrel (Clopidogrel Bisulfate), with 1,311 prescriptions and refills. In total Chau D Nguyen wrote 10,755 Medicare prescriptions that cost $2.5M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Clopidogrel Clopidogrel Bisulfate | 1,311 | 3,803 | 495 | $9,121 |
| Losartan Potassium Generic | 689 | 1,983 | 255 | $3,457 |
| Atorvastatin Calcium Generic | 654 | 1,886 | 230 | $3,986 |
| Farxiga Dapagliflozin Propanediol | 565 | 1,237 | 187 | $695K |
| Ranolazine Er Ranolazine | 472 | 1,323 | 154 | $121K |
| Vascepa Icosapent Ethyl | 467 | 1,040 | 137 | $356K |
| Metoprolol Succinate Generic | 338 | 941 | 136 | $3,211 |
| Carvedilol Generic | 333 | 922 | 116 | $1,988 |
| Amlodipine Besylate Generic | 333 | 969 | 131 | $1,460 |
| Isosorbide Mononitrate Er Isosorbide Mononitrate | 293 | 825 | 107 | $3,001 |
| Atenolol Generic | 204 | 599 | 68 | $664 |
| Jardiance Empagliflozin | 176 | 431 | 62 | $249K |
| Irbesartan Generic | 169 | 503 | 61 | $2,123 |
| Hydrochlorothiazide Generic | 161 | 452 | 59 | $527 |
| Verapamil Er Verapamil Hcl | 151 | 449 | 55 | $2,834 |
Brand drugs: - claims; generic drugs: 8,652 claims; opioid claims: 11.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Chau D Nguyen $1,196 ($1,196 in general payments such as food, travel and fees) from 8 companies. The largest payer was Medtronic, Inc. with $816.
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.