Internal Medicine · Houston, TX
NPI
1922042977
Since 2006
Specialty
Internal Medicine
Code 207R00000X
Group practices
0
Medicare group memberships
Hospitals
3
Hospital affiliations
7015 Almeda Rd
Houston, TX, 77054
Phone (713) 582-8831
Medicare paid, 2024
$57K
800 services
Medicare patients, 2024
158
Average age 77
Drug cost, 2024
$6.2M
46,597 prescriptions
Company payments, 2025
$157
From 1 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Nghia C Nguyen was code 99214 (office e&m - established), 353 times for 131 patients. In total Nghia C Nguyen billed 800 services in 12 codes, and Medicare paid $57K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2012-03-02.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99214 Office E&M - Established | Office | 353 | 131 | $85.45 | $30K |
| 99213 Office E&M - Established | Office | 155 | 81 | $59.34 | $9,198 |
| G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Office | 100 | 100 | $128.13 | $13K |
| 90658 Vaccine Product | Office | 73 | 73 | $21.42 | $1,564 |
| G0008 Administration of influenza virus vaccine | Office | 73 | 72 | $24.50 | $1,789 |
| G0179 Physician or allowed practitioner re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians a | Office | 18 | 11 | $25.63 | $461 |
By year: 2022 $90K for 1,631 services; 2023 $63K for 922 services; 2024 $57K for 800 services.
Medicare prescription drug claims, 2024
In 2024, the drug Nghia C Nguyen prescribed most often to Medicare patients was Atorvastatin Calcium, with 2,384 prescriptions and refills. In total Nghia C Nguyen wrote 46,597 Medicare prescriptions that cost $6.2M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Atorvastatin Calcium Generic | 2,384 | 7,037 | 686 | $8,730 |
| Amlodipine Besylate Generic | 1,649 | 4,785 | 482 | $3,951 |
| Losartan Potassium Generic | 1,469 | 4,315 | 438 | $4,761 |
| Fluticasone Propionate Generic | 1,438 | 2,425 | 405 | $9,956 |
| Levocetirizine Dihydrochloride Generic | 1,117 | 2,958 | 386 | $6,547 |
| Famotidine Generic | 1,053 | 2,545 | 303 | $8,439 |
| Vascepa Icosapent Ethyl | 1,040 | 2,685 | 274 | $533K |
| Azelastine Hcl Generic | 995 | 1,291 | 223 | $14K |
| Gabapentin Generic | 911 | 1,781 | 245 | $7,732 |
| Triamcinolone Acetonide Generic | 883 | 991 | 254 | $8,038 |
| Glipizide Er Glipizide | 882 | 2,575 | 239 | $5,904 |
| Metformin Hcl Er Metformin Hcl | 853 | 2,470 | 260 | $2,236 |
| Rosuvastatin Calcium Generic | 739 | 2,200 | 216 | $5,903 |
| Tamsulosin Hcl Generic | 682 | 1,944 | 208 | $3,128 |
| Simvastatin Generic | 680 | 2,027 | 192 | $2,017 |
Brand drugs: 7,025 claims; generic drugs: 39,016 claims; opioid claims: 518.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Nghia C Nguyen $157 ($157 in general payments such as food, travel and fees) from 1 company. The largest payer was Bayer Healthcare Pharmaceuticals Inc. with $157.
| Company | Payments | Amount |
|---|---|---|
| Bayer Healthcare Pharmaceuticals Inc. BAYN.DE | 2 | $157 |
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.