Am J Emerg Med
Dr. Stephen Yuan-Tung Liang, MD
- Medicare services, 2024
- 137
- Medicare patients, 2024
- 133
- Part D claims, 2024
- 27
- Publications
- 116
- Clinical trials
- 1
- Practice address
- One Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110
- Practice phone
- Call (314) 747-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Liang's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Stephen Yuan-Tung Liang is an infectious disease specialist in Saint Louis, Missouri
Dr. Liang practices at Barnes-Jewish Hospital in Saint Louis, Missouri, part of BJC Health.
Dr. Liang's NPI, 1740316942, was assigned on February 24, 2007. Dr. Liang graduated from University of Maryland School of Medicine in 2004. Dr. Liang holds Missouri license 2011004987.
- NPI
- 1740316942NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9739366915
- NPI enumeration date
- February 24, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (314) 747-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 48
- Medical school graduation
- 2004
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Stephen Yuan-Tung Liang practices at 2 locations in Saint Louis, Missouri
Dr. Liang's primary practice is Barnes-Jewish Hospital, at One Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110 in St. Louis City. The practice phone is (314) 747-3000. Dr. Liang also practices at Barnes-Jewish Hospital, 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110.
- Barnes-Jewish HospitalPrimaryOne Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110 · St. Louis CityPhone(314) 747-3000
- Barnes-Jewish Hospital1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110 · Saint Louis CityPhone(314) 747-3000
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Stephen Yuan-Tung Liang is affiliated with 1 site of care and 1 medical group
Dr. Liang's primary practice is Barnes-Jewish Hospital in Saint Louis, Missouri, part of BJC Health. The medical group on file is WashU Medicine Psychiatry.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Stephen Yuan-Tung Liang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Liang practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Barnes-Jewish Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across BJC Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Stephen Yuan-Tung Liang is one of 179 infectious disease specialists in Missouri
Infectious disease is Dr. Liang's primary specialty in the NPI Registry, under taxonomy code 207RI0200X. Dr. Liang is licensed in Missouri.
Specialties and state licenses
- Infectious disease, MissouriPrimary
Infectious disease specialists near Dr. Liang
Counts of infectious disease specialists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Stephen Yuan-Tung Liang billed Medicare for 137 services in 2024
CMS data shows 137 Medicare services from Dr. Liang across 3 procedure codes in 2024, for 133 Medicare patients. Medicare paid $10,434 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Liang's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1182024: 8131%
- Tests and treatments
- 2023: 612024: 568%
Dr. Liang compared with the Missouri median for infectious disease specialists, 2024
- Dr. Liang
- Missouri median
- Medicare services
- 137vs 27650% below
- Medicare patients
- 133vs 127Close to median
- Part D claims
- 40vs 20380% below
Medians across 176 infectious disease specialists in Missouri with Dmand AI profiles that report each measure.
Dr. Liang's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Liang and other infectious disease specialists in Missouri.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Stephen Yuan-Tung Liang treated 133 Medicare patients in 2024, average age 66
CMS counts 133 Medicare patients who saw Dr. Liang in 2024. The largest group is 65 to 74, with 45 patients. 75% of them have high blood pressure, and 71% have high cholesterol. 46% are also on Medicaid. Their average risk score is 2.72, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Liang's median patient age at 58, with 60% women.
Dr. Liang's Medicare patients by age, 2024
Dr. Liang's Medicare patients by sex, 2024
- Women6549%
- Men6851%
Chronic conditions among Dr. Liang's Medicare patients, 2024
- High blood pressure75%
- High cholesterol71%
- Arthritis50%
- Mood disorders43%
- Anxiety41%
- Depression41%
- Chronic kidney disease40%
- Diabetes39%
Share of Medicare patients with each condition. A patient can have several.
Dr. Liang's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women60%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Stephen Yuan-Tung Liang wrote 27 Medicare Part D claims in 2024
In 2024, Dr. Liang wrote 27 Medicare Part D claims for 11 patients. 100% of them were for generic drugs. They cover 2 drugs, with $2,364 in total drug cost. In 2022, CMS named 81 claims across 2 drugs.
Dr. Liang's most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Liang's Part D claims, 2024
- Antibiotics78%21 of 27 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 812023: 4051%
Drugs named by CMS: 2 in 2023, 2 in 2022.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Stephen Yuan-Tung Liang scored 84 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Dr. Liang for performance year 2024, reported as part of a group. Dr. Liang accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Liang's MIPS scores, performance year 2024
- 84of 100Final score
- 71.6of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 76of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Stephen Yuan-Tung Liang has 116 publications on record
Dmand AI links 116 papers to Dr. Liang, published from 2011 to 2024. 2021 was the busiest year, with 16. The most frequent topics are Emergency Service, Hospital, COVID-19 and Pandemics. Dr. Liang has published most often in Am J Emerg Med. Dr. Liang's most frequent co-authors are Brit J. Long, MD, Michael Joseph Durkin, MD and Alex Koyfman, MD.
Dr. Liang's papers by year, 2015 to 2024
Topics Dr. Liang writes about most
- Emergency Service, Hospital
- COVID-19
- Pandemics
- Anti-Bacterial Agents
- Health Personnel
- SARS-CoV-2
- Infection Control
- Emergency Medicine
Dr. Liang's most frequent co-authors
- Brit J. Long, MD27 shared papers
- Michael Joseph Durkin, MD16 shared papers
- Alex Koyfman, MD15 shared papers
Recent publications by Dr. Liang
Am J Emerg Med
J Occup Environ Med
See who Dr. Liang researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Liang works with, so you can find a warm path to the right infectious disease specialists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Stephen Yuan-Tung Liang has worked on 1 clinical trial
Dmand AI links Dr. Liang to 1 clinical trial. Conditions studied include Cellulitis and Suppuration.
Conditions in Dr. Liang's trials
- Cellulitis
- Suppuration
Recent clinical trials with Dr. Liang
Hospital Avoidance Strategies for Treatment of Acute Bacterial Skin and Skin Structure Infection (ABSSSI) (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Stephen Yuan-Tung Liang received $162 in industry payments from 2017 to 2023
CMS Open Payments shows 4 general payments to Dr. Liang from 3 drug and device companies from 2017 to 2023. Education make up the largest share, 79% of the total. Astellas Pharma US Inc paid the most, $128. It also lists 1 research payment totaling $47,100 in 2019.
General payments to Dr. Liang by program year, 2017 to 2023
General payments to Dr. Liang by kind, 2017 to 2023
- Education$12879%
- Food and beverage$3421%
Companies that paid Dr. Liang the most, 2017 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Stephen Yuan-Tung Liang graduated from University of Maryland School of Medicine
Dr. Liang graduated from University of Maryland School of Medicine in 2004.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Stephen Yuan-Tung Liang's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Stephen Yuan-Tung Liang
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Stephen Yuan-Tung Liang's NPI number?
Dr. Stephen Yuan-Tung Liang's NPI number is 1740316942. It was assigned on February 24, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Stephen Yuan-Tung Liang?
Dr. Stephen Yuan-Tung Liang is an infectious disease specialist in Saint Louis, Missouri. The primary specialty in the NPI Registry is Infectious Disease Physician (taxonomy code 207RI0200X).
Where does Dr. Stephen Yuan-Tung Liang practice?
Dr. Liang practices at One Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110. Dr. Liang also practices at 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110. Dr. Liang's primary practice is Barnes-Jewish Hospital in Saint Louis, Missouri, part of BJC Health.
What is Dr. Stephen Yuan-Tung Liang's office phone number?
The practice phone on file for Dr. Liang is (314) 747-3000.
What is Dr. Stephen Yuan-Tung Liang's medical license number?
Dr. Liang holds Missouri license 2011004987.
Which hospitals is Dr. Stephen Yuan-Tung Liang affiliated with?
Dr. Liang practices at Barnes-Jewish Hospital in Saint Louis, Missouri.
What medical group is Dr. Stephen Yuan-Tung Liang part of?
Dr. Liang is linked to WashU Medicine Psychiatry.
Does Dr. Stephen Yuan-Tung Liang accept Medicare?
Yes. CMS data shows Dr. Liang billed Medicare for 137 services in 2024, and Dr. Liang accepts Medicare assignment.
What is Dr. Stephen Yuan-Tung Liang's MIPS score?
Dr. Liang's MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.
How many Medicare patients does Dr. Stephen Yuan-Tung Liang see?
CMS counts 133 Medicare patients who saw Dr. Liang in 2024, with an average age of 66.
Show 7 more questionsShow fewer questions
What services does Dr. Stephen Yuan-Tung Liang bill to Medicare?
In 2024, Dr. Liang's most billed Medicare services were emergency department visit (99285), heart test or procedure (93010) and emergency department visit (99284).
Where did Dr. Stephen Yuan-Tung Liang go to medical school?
Dr. Liang graduated from University of Maryland School of Medicine in 2004.
What drugs does Dr. Stephen Yuan-Tung Liang prescribe most?
In 2023 Medicare Part D data, Dr. Liang's most prescribed drugs by claims were Ceftriaxone and Vancomycin HCl.
Has Dr. Stephen Yuan-Tung Liang received payments from drug or device companies?
CMS Open Payments shows $162 in general payments to Dr. Liang from 3 companies from 2017 to 2023. The largest total came from Astellas Pharma US Inc.
How long has Dr. Stephen Yuan-Tung Liang been practicing?
Dr. Liang graduated from medical school in 2004, 22 years ago.
Does Dr. Stephen Yuan-Tung Liang do research?
Dmand AI links 116 publications to Dr. Liang, published from 2011 to 2024. Dr. Liang has worked on 1 clinical trial.
Who does Dr. Stephen Yuan-Tung Liang publish with?
Dr. Liang's most frequent co-authors are Brit J. Long, MD (27 shared papers), Michael Joseph Durkin, MD (16 shared papers) and Alex Koyfman, MD (15 shared papers).
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