Stephen Yuan-Tung Liang, MD
Infectious Disease Physician · Saint Louis, MO
Stephen Yuan-Tung Liang, MD is an infectious disease physician with a practice address in Saint Louis, Missouri, and NPI 1740316942, issued on Feb 24, 2007. Check the license (Missouri 2011004987, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Stephen Yuan-Tung Liang
- Credential
- MD
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License number
- 2011004987 MO
Self-reported in NPPES; status is on the state search - Practice location
- 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110
- Phone
- (314) 362-9098
- Enumerated
- Feb 24, 2007
- Record last updated
- Apr 17, 2025
- Fax
- (314) 362-9851
- Medicaid ID
- 205607500 MO
- Medicare enrollment
- Enrolled (PECOS I20110616000178); accepts Medicare assignment
- Medical or professional school
- University Of Maryland School Of Medicine, 2004
- Entity
- Type 1 · individual
8 nearest infectious disease physician records → All 212 in Missouri → Look up another NPI →
Also registered at 1 Barnes Jewish Hospital Plz
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Stephen Yuan-Tung Liang 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 2011004987Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average infectious disease physician in 2024
27 Medicare Part D claims for 11 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 79.3 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Washington UniversitySaint Louis, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Stephen Yuan-Tung Liang among 212 infectious disease physician records in Missouri
Stephen Yuan-Tung Liang, MD is one of 212 infectious disease physician records with a practice address in Missouri. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 44% of them.
- NPI issued2007 · 44% of these records are older, 49% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2004 · median 2004 among the 147 with a school on file
- Record last updated2025 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Infectious Disease Physician providers in Missouri
There are 212 infectious disease physician records in Missouri.
All 212 in Missouri → Every provider in Saint Louis → Infectious Disease Physician nationwide →
The 8 infectious disease physician records with the nearest ZIP codes
- Hilary Babcock, MDSaint Louis, MO 631101316963531
- Bernard Camins, MDSaint Louis, MO 631101609892835
- Michael Diamond, MDSaint Louis, MO 631101235157710
- William Dunagan, MDSaint Louis, MO 631101821016247
- Lawrence Gelb, MDSaint Louis, MO 631101194743690
- Sarah George, M.D.Saint Louis, MO 631101215994975
- Daniel Goldberg, MDSaint Louis, MO 631101053339556
- Nigar Kirmani, MDSaint Louis, MO 631101396761532
Common questions
What is Stephen Yuan-Tung Liang, MD's NPI number?
Stephen Yuan-Tung Liang, MD's National Provider Identifier (NPI) is 1740316942, issued on Feb 24, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Stephen Yuan-Tung Liang, MD located?
The NPPES record lists a practice address at 1 Barnes Jewish Hospital Plz, Saint Louis, MO, 63110. Phone: (314) 362-9098. Providers update this record themselves, so call before visiting.
How can I verify Stephen Yuan-Tung Liang, MD's license?
NPPES lists Missouri license number 2011004987, 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 Stephen Yuan-Tung Liang, MD prescribe under Medicare Part D?
In 2024, Stephen Yuan-Tung Liang, MD had 27 Medicare Part D claims for 11 beneficiaries; the average among infectious disease physician prescribers was 689. Part D covers Medicare prescriptions only.
What is Stephen Yuan-Tung Liang, MD's MIPS final score?
The 2023 MIPS final score is 79.3 of 100, reported for the practice group. 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.