Minh Thu Thi Nguyen, MD
Gastroenterology Physician · San Marcos, TX
Minh Thu Thi Nguyen, MD is a gastroenterology physician with a practice address in San Marcos, Texas, and NPI 1629633474, issued on May 7, 2019. Check the license (Texas V5315, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Minh Thu Thi Nguyen
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- V5315 TX
Self-reported in NPPES; status is on the state search - Practice location
- 1305 Wonder World Dr Ste 200, San Marcos, TX 78666
- Phone
- (512) 754-8676
- Enumerated
- May 7, 2019
- Record last updated
- Jul 18, 2025
- Fax
- (512) 371-6891
- Medicare enrollment
- Enrolled (PECOS I20250724002399); accepts Medicare assignment
- Medical or professional school
- University Of Texas Medical Branch At Galveston, 2019
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 1,478 in Texas → Look up another NPI →
Also registered at 1305 Wonder World Dr Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Anita Bhagavathula, DOGastroenterology Physician1740777630
- Bianca BlackstoneNurse Practitioner1043098775
Verify Minh Thu Thi Nguyen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license V5315Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average gastroenterology physician in 2024
49 Medicare Part D claims for 30 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 33% of 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: $2,421.42
45 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 13,350 providers of this specialty with any payment received $5,015.95 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.
Bills Medicare through one group practice
- Texas Digestive Disease Consultants, PLLCSan Marcos, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Minh Thu Thi Nguyen among 1,478 gastroenterology physician records in Texas
Minh Thu Thi Nguyen, MD is one of 1,478 gastroenterology physician records with a practice address in Texas. 89% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 94% of them.
- NPI issued2019 · 94% of these records are older, 3% newer
- In a Medicare fileYes · 89% of these records are
- In the CMS Doctors and Clinicians fileYes · 79% of these records are
- Graduated2019 · median 2003 among the 1,175 with a school on file
- Record last updated2025 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Texas
There are 1,478 gastroenterology physician records in Texas.
All 1,478 in Texas → Every provider in San Marcos → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Anita Bhagavathula, DOSan Marcos, TX 786661740777630
- John Cluley, M.D.San Marcos, TX 786661790915858
- Edward Coles, M.D.San Marcos, TX 786661912991621
- William Deschner, M.D.San Marcos, TX 786661023003563
- Thomas Kepczyk, M.D.San Marcos, TX 786661629062344
- Shannon Marek, M.D.San Marcos, TX 786661528282050
- Carlos Neghme, M.D.San Marcos, TX 786661215921937
- Steven Pearce, M.D.San Marcos, TX 786661467735704
Common questions
What is Minh Thu Thi Nguyen, MD's NPI number?
Minh Thu Thi Nguyen, MD's National Provider Identifier (NPI) is 1629633474, issued on May 7, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Minh Thu Thi Nguyen, MD located?
The NPPES record lists a practice address at 1305 Wonder World Dr Ste 200, San Marcos, TX, 78666. Phone: (512) 754-8676. Providers update this record themselves, so call before visiting.
How can I verify Minh Thu Thi Nguyen, MD's license?
NPPES lists Texas license number V5315, 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 Minh Thu Thi Nguyen, MD prescribe under Medicare Part D?
In 2024, Minh Thu Thi Nguyen, MD had 49 Medicare Part D claims for 30 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.