Thai Duc Dang, MD
Internal Medicine Physician · Houston, TX
Thai Duc Dang, MD is an internal medicine physician with a practice address in Houston, Texas, and NPI 1578841425, issued on Jul 26, 2011. Check the license (Texas N1296, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Thai Duc Dang
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- N1296 TX
Self-reported in NPPES; status is on the state search - Practice location
- 6624 Fannin St, Houston, TX 77030
- Phone
- (713) 442-0000
- Enumerated
- Jul 26, 2011
- Record last updated
- Mar 12, 2026
- Medicaid IDs
- 307286002 TX
307286001 TX - Medicare enrollment
- Enrolled (PECOS I20120726000720); accepts Medicare assignment
- Medical or professional school
- University Of Texas Medical School At Houston, 2007
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Also registered at 6624 Fannin St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Mark Amerman, OPA-CPhysician Assistant1073703740
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Verify Thai Duc Dang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license N1296Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average internal medicine physician in 2024
357 Medicare Part D claims for 166 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Furosemide66 claims
- Potassium Chloride29 claims
- Carvedilol20 claims
- Bumetanide16 claims
- Gabapentin12 claims
- Lisinopril11 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: $41.60
1 payment: food and beverage; the largest payer was Becton, Dickinson and Company. 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.
Bills Medicare through one group practice
- Kelsey-Seybold Medical Group, PLLCHouston, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Thai Duc Dang among 9,175 internal medicine physician records in Texas
Thai Duc Dang, MD 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 2011, is newer than 60% of them.
- NPI issued2011 · 60% of these records are older, 37% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2007 · median 2004 among the 6,088 with a school on file
- Record last updated2026 · 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 →
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Common questions
What is Thai Duc Dang, MD's NPI number?
Thai Duc Dang, MD's National Provider Identifier (NPI) is 1578841425, issued on Jul 26, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Thai Duc Dang, MD located?
The NPPES record lists a practice address at 6624 Fannin St, Houston, TX, 77030. Phone: (713) 442-0000. Providers update this record themselves, so call before visiting.
How can I verify Thai Duc Dang, MD's license?
NPPES lists Texas license number N1296, 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 Thai Duc Dang, MD prescribe under Medicare Part D?
In 2024, Thai Duc Dang, MD had 357 Medicare Part D claims for 166 beneficiaries; 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.