Ha Thi-Bich Nguyen, D.O.
Internal Medicine Physician · Houston, TX
Ha Thi-Bich Nguyen, D.O. is an internal medicine physician with a practice address in Houston, Texas, and NPI 1174531560, issued on Aug 3, 2006. Check the license (Texas K3929, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Ha Thi-Bich Nguyen
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- K3929 TX
20A 9444 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4500 Washington Ave, Houston, TX 77007
- Phone
- (713) 861-6490
- Enumerated
- Aug 3, 2006
- Record last updated
- Mar 24, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 045397902 TX
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Also registered at 4500 Washington Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Ha Thi-Bich Nguyen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license K3929Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average internal medicine physician in 2024
24 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
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: $207.63
3 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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.
Ha Thi-Bich Nguyen among 9,175 internal medicine physician records in Texas
Ha Thi-Bich Nguyen, D.O. is one of 9,175 internal medicine physician records with a practice address in Texas. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 59% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 66% of these records are
- Record last updated2021 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,488 internal medicine physician records list a practice address in Houston
They are 1,488 of the 61,221 NPPES records with a practice address in Houston, and 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Every provider in Houston → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Rishi Bhardwaj, M.D.Houston, TX 770071255514279
- Michael Davis, M.D.Houston, TX 770071720388069
- Ernai Hernandez Sanchez, MDHouston, TX 770071184115347
- James Hoang, DOHouston, TX 770071891280608
- Krista Joseph, MDHouston, TX 770071942528112
- Rodolfo Mendez-Cancel, MDHouston, TX 770071649491648
- Veronika Nicholson, M.D.Houston, TX 770071740280387
- Bonny Ogar, M.D.Houston, TX 770071700171014
Common questions
What is Ha Thi-Bich Nguyen, D.O.'s NPI number?
Ha Thi-Bich Nguyen, D.O.'s National Provider Identifier (NPI) is 1174531560, issued on Aug 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ha Thi-Bich Nguyen, D.O. located?
The NPPES record lists a practice address at 4500 Washington Ave, Houston, TX, 77007. Phone: (713) 861-6490. Providers update this record themselves, so call before visiting.
How can I verify Ha Thi-Bich Nguyen, D.O.'s license?
NPPES lists Texas license number K3929, 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 Ha Thi-Bich Nguyen, D.O. prescribe under Medicare Part D?
In 2024, Ha Thi-Bich Nguyen, D.O. had 24 Medicare Part D claims; the average among internal medicine physician prescribers was 3,176. 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.