Doctor profile · Federal record
Dr. Thien-an Nguyen, MD
Family Medicine Physician (CMS: Family Practice) · Bellaire, TX
- NPI 1457858664
- Accepts Medicare
- 9 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
6500 West Loop S Ste 200B
Bellaire, TX 774013535
(713) 486-2900
fax (713) 664-1272
Credentials & registration
- NPI registered
- April 2018 — 8 yrs on file
- Profile last updated
- May 17, 2024
- Year of graduation
- 2017 — 9 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Texas #T0298
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1457858664. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
317
Distinct HCPCS
5
Medicare allowed
$30,350
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 226 | 159 | $90 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 46 | 42 | $128 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 18 | 18 | $115 | |
81003 |
Automated urinalysis test | 15 | 14 | $2 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 12 | 12 | $169 |
In context: peer comparison
Among 10 peers in this city , average services per provider: 78. This provider delivers 4.1× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
989
Patients
408
Total drug cost
$14,792
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 217 | 92 | $2,935 |
| Amlodipine Besylate | Generic | 141 | 57 | $1,198 |
| Metformin Hcl | Generic | 86 | 37 | $1,125 |
| Losartan Potassium | Generic | 72 | 31 | $902 |
| Gabapentin | Generic | 55 | 26 | $895 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 52 | 18 | $1,560 |
| Tamsulosin Hcl | Generic | 48 | 23 | $716 |
| Tizanidine Hcl | Generic | 44 | 21 | $231 |
| Levothyroxine Sodium | Generic | 41 | 22 | $635 |
| Metoprolol Succinate | Generic | 41 | 20 | $503 |
Hospital affiliations
Frequently asked questions
What is Dr. Thien-an Nguyen's medical specialty?
Dr. Thien-an Nguyen practices Family Medicine Physician in Bellaire, TX.
Where does Dr. Thien-an Nguyen practice?
Dr. Thien-an Nguyen practices at 6500 West Loop S Ste 200B, Bellaire, TX 774013535. Office phone: 7134862900.
What is Dr. Thien-an Nguyen's NPI?
Dr. Thien-an Nguyen's National Provider Identifier (NPI) is 1457858664, issued by NPPES.
Does Dr. Thien-an Nguyen accept Medicare assignment?
Yes. Dr. Thien-an Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thien-an Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.