Tony Thien Tang, M. D.
Geriatric Medicine (Internal Medicine) Physician · St Louis, MO
Tony Thien Tang, M. D. is a geriatric medicine (internal medicine) physician with a practice address in St Louis, Missouri, and NPI 1417040114, issued on Oct 2, 2006. Check the license (Missouri 2003024222, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Tony Thien Tang
- Credential
- M. D.
- Primary taxonomy
- Geriatric Medicine (Internal Medicine) Physician 207RG0300X
- License number
- 2003024222 MO
Self-reported in NPPES; status is on the state search - Practice location
- 4675 South Grand Blvd., St Louis, MO 63111
- Phone
- (314) 752-8600
- Enumerated
- Oct 2, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (314) 752-8601
- Medicare enrollment
- Enrolled (PECOS I20040813000732); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest geriatric medicine (internal medicine) physician records → All 75 in Missouri → Look up another NPI →
Verify Tony Thien Tang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license 2003024222Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.6 times the Medicare Part D claims of the average geriatric medicine (internal medicine) physician in 2024
19,413 Medicare Part D claims for 488 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 779 claims were for opioids.
Most prescribed
- Atorvastatin Calcium1,017 claims
- Levothyroxine Sodium771 claims
- Amlodipine Besylate678 claims
- Eliquis556 claims
- Furosemide523 claims
- Pantoprazole Sodium502 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.
The MIPS final score for 2023 (Medicare payment program): 18 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Geromed LLCSaint Louis, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Tony Thien Tang among 75 geriatric medicine (internal medicine) physician records in Missouri
Tony Thien Tang, M. D. is one of 75 geriatric medicine (internal medicine) physician records with a practice address in Missouri. 72% 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 11% of them.
- NPI issued2006 · 11% of these records are older, 40% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 45% of these records are
- Graduated2000 · median 1997 among the 34 with a school on file
- Record last updated2007 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Geriatric Medicine (Internal Medicine) Physician providers in Missouri
There are 75 geriatric medicine (internal medicine) physician records in Missouri.
All 75 in Missouri → Every provider in St Louis → Geriatric Medicine (Internal Medicine) Physician nationwide →
The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes
- Stanley Birge, MDSaint Louis, MO 631101205854908
- Margaret Brubaker, MDSaint Louis, MO 631101629697180
- Dulce Cruz Oliver, MDSaint Louis, MO 631101447453691
- Lenise Cummings-Vaughn, MDSaint Louis, MO 631101336301613
- Hassan Elsiddig, M.D.Saint Louis, MO 631101558563890
- Ramzi Hajjar, M.D.Saint Louis, MO 631101386721744
- Wit Jamry, MDSaint Louis, MO 631121902881279
- John Morley, MDSt Louis, MO 631101851302418
Common questions
What is Tony Thien Tang, M. D.'s NPI number?
Tony Thien Tang, M. D.'s National Provider Identifier (NPI) is 1417040114, issued on Oct 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Tony Thien Tang, M. D. located?
The NPPES record lists a practice address at 4675 South Grand Blvd., St Louis, MO, 63111. Phone: (314) 752-8600. Providers update this record themselves, so call before visiting.
How can I verify Tony Thien Tang, M. D.'s license?
NPPES lists Missouri license number 2003024222, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Tony Thien Tang, M. D. prescribe under Medicare Part D?
In 2024, Tony Thien Tang, M. D. had 19,413 Medicare Part D claims for 488 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. Part D covers Medicare prescriptions only.
What is Tony Thien Tang, M. D.'s MIPS final score?
The 2023 MIPS final score is 18 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.