Thoa Nguyen, MD
Family Medicine Physician · Sachse, TX
Thoa Nguyen, MD is a family medicine physician with a practice address in Sachse, Texas, and NPI 1104237346, issued on May 9, 2014. Check the license (Texas R4437, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Thoa Nguyen
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- R4437 TX
Self-reported in NPPES; status is on the state search - Practice location
- 5434 Highway 78, Sachse, TX 75048
- Phone
- (972) 525-9900
- Enumerated
- May 9, 2014
- Record last updated
- Jan 27, 2023
- Fax
- (469) 333-7988
- Medicare enrollment
- Enrolled (PECOS I20220321001950); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 5434 Highway 78
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Faraz Fozi, PHARMDPharmacist1689047342
- Dejene MideksaPharmacist1205792843
- Phuong Thao NguyenPharmacist1700497435
- Van Nguyen, PHARMDPharmacist1275869844
Verify Thoa Nguyen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license R4437Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
62% fewer Medicare Part D claims than the average family medicine physician in 2024
1,360 Medicare Part D claims for 207 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium82 claims
- Amlodipine Besylate44 claims
- Albuterol Sulfate Hfa42 claims
- Lisinopril42 claims
- Metformin Hcl42 claims
- Azithromycin41 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $13.38
1 payment: food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
4 family medicine physician records list a practice address in Sachse
They are 4 of the 167 NPPES records with a practice address in Sachse, and 11,119 family medicine physician records in Texas.
All 4 in Sachse → All 11,119 in Texas → Every provider in Sachse →
Other family medicine physician records in Texas
- Srinivasa Aaluri, MDEl Paso, TX1265566509
- Maira Aamir, MDShenandoah, TX1932660859
- Fakhrudin Aaseemah Mohamed, M.DAllen, TX1952782518
- So Abad, MDWichita Falls, TX1184624694
- Yoseph AbadiRichardson, TX1700742640
- Marcus Abadie, M.D.Athens, TX1104821107
- Montserrat Abadie Sole, M.D.Fort Worth, TX1245437078
- Sarah Abang-Hayes, M.D.San Antonio, TX1326244724
- Ahmad Abazid, M.DRichardson, TX1013238401
- Syed Abbas, M.D.Houston, TX1821267477
Common questions
What is Thoa Nguyen, MD's NPI number?
Thoa Nguyen, MD's National Provider Identifier (NPI) is 1104237346, issued on May 9, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Thoa Nguyen, MD located?
The NPPES record lists a practice address at 5434 Highway 78, Sachse, TX, 75048. Phone: (972) 525-9900. Providers update this record themselves, so call before visiting.
How can I verify Thoa Nguyen, MD's license?
NPPES lists Texas license number R4437, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Thoa Nguyen, MD prescribe under Medicare Part D?
In 2024, Thoa Nguyen, MD had 1,360 Medicare Part D claims for 207 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.