Dr. Stephen Y. Liang
- Gender: Male
- Experience: 17 years
- Graduated from: University Of Maryland School Of Medicine
- Graduation year: 2004
- Sole propriator: No
- NPI: 1740316942
Dr. Stephen Y. Liang MD
Infectious Disease Specialist
He is located at 1 Barnes Jewish Hospital Plaza Div Im Infectious Disease in Saint Louis, MO 63110. Can help patients with the following: Chest Pain, Gastroesophageal Reflux Disease (GERD), Hepatitis B (HBV), Hepatitis C (HCV), Necrotizing Fasciitis (NF), Schistosomiasis. His National Provider Identifier (NPI) number is 1740316942. Appointment can be made via the phone number (314) 362-9098. He is affiliated with 1 hospitals.
Conditions treated
Dr. Stephen Y. Liang, being an infectious disease specialist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Stephen Y. Liang.
- Abdominal Pain
- Acquired Immunodeficiency Syndrome (AIDS)
- Acute Pain
- Altitude Sickness
- Anemia
- Angina
- Anthrax
- Arthritis
- Asthma
- Atherosclerosis
- Bacterial Vaginosis
- Bladder Control
- Boils
- Botulism
- Brain Aneurysm
- Brain Hemorrhage
- Broken Bone
- Bronchitis
- Brucellosis
- Bruises
- Cancer
- Candida Auris
- Cat Scratch Disease
- Cellulitis
- Chagas Disease
- Chest Pain
- Chickenpox
- Chlamydia
- Choking
- Cholecystitis
- Cholera
- Chronic Obstructive Pulmonary Disease (COPD)
- Chronic Rhinitis
- Common Cold
- Constipation
- Coronavirus
- Costochondritis
- Cryptococcosis
- Cystitis
- Cytomegalovirus (CMV)
- Dengue Fever
- Diarrhea
- Diphtheria
- E. Coli Infection
- Eastern Equine Encephalitis (EEE)
- Ebola Hemorrhagic Fever
- Edema
- Encephalitis
- Endocarditis
- Epididymitis
- Febrile Seizure
- Fever
- Fifth Disease
- Food Poisoning
- Frostbite
- Gangrene
- Gastroesophageal Reflux Disease (GERD)
- General Care
- Genital Herpes
- Giardiasis
- Gonorrhea
- Guinea Worm Disease
- Hand, Foot, and Mouth Disease (HFMD)
- Headache
- Heart Disease
- Helicobacter Pylori Infection
- Hematoma
- Hepatitis A (HAV)
- Hepatitis B (HBV)
- Hepatitis C (HCV)
- Herpes Simplex Virus
- Hiatal Hernia
- High Blood Pressure
- Histoplasmosis
- Hot Flashes
- Human Immunodeficiency Virus (HIV)
- Human Papillomavirus (HPV)
- Hyperlipidemia
- Hyponatremia
- Impetigo
- Infectious Diseases
- Infectious Mononucleosis
- Influenza
- Inguinal Hernia
- Insect Stings
- Laceration
- Leishmaniasis
- Leprosy
- Leptospirosis
- Listeriosis
- Lyme Disease
- Mad Cow Disease
- Malaria
- Measles
- Meningitis
- Migraine
- Mumps
- Nail Fungus
- Nausea and Vomiting
- Necrotizing Fasciitis (NF)
- Neutropenia
- Obesity
- Osteomyelitis
- Osteoporosis
- Peptic Ulcer
- Phlebitis and Thrombophlebitis
- Pinworm Infection
- Pityriasis Rosea
- Pneumonia
- Polio
- Prescription Refill
- Rabies
- Rocky Mountain Spotted Fever (RMSF)
- Roseola
- Rubella
- Salmonella Food Poisoning
- Scabies
- Scarlet Fever
- Schistosomiasis
- Sepsis
- Severe Acute Respiratory Syndrome (SARS)
- Sexually Transmitted Diseases (STDs)
- Smallpox
- Sore Throat
- Staph Infection
- Stomach Flu
- Strep Throat
- Swine Flu
- Syphilis
- Tetanus
- Thrush
- Tonsillitis
- Toxic Shock Syndrome (TSS)
- Toxoplasmosis
- Trichinosis
- Tuberculosis (TB)
- Typhoid Fever
- Upper Respiratory Infection (URI)
- Urethritis
- Urinary Tract Infection (UTI)
- Valley Fever
- Viral Hemorrhagic Fever (VHF)
- West Nile Virus
- Whiplash
- Whooping Cough
- Yaws
- Yeast Infection
- Yellow Fever
- Zika Virus
Procedures Performed by Dr. Stephen Y. Liang
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Stephen Y. Liang as in-network for the following 2026 plans.
Health plans
Cox HealthPlans
Network data as of Sep 11, 2026, as reported by the insurer.
Show all 7 plans from Cox HealthPlans
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Cox HealthPlans Bronze Expanded Standard | EPO · Expanded Bronze | EPO | Accepting new patients |
| Cox HealthPlans Bronze Preferred | EPO · Bronze | EPO | Accepting new patients |
| Cox HealthPlans Gold Preferred | EPO · Gold | EPO | Accepting new patients |
| Cox HealthPlans Gold Standard | EPO · Gold | EPO | Accepting new patients |
| Cox HealthPlans Silver Connect | EPO · Silver | EPO | Accepting new patients |
| Cox HealthPlans Silver Preferred | EPO · Silver | EPO | Accepting new patients |
| Cox HealthPlans Silver Standard | EPO · Silver | EPO | Accepting new patients |
This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. Stephen Y. Liang is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Medicare Enrollment
Dr. Stephen Y. Liang is enrolled to bill Medicare as a Practitioner - Internal Medicine (also registered under: Practitioner - General Practice, Practitioner - Infectious Disease, Practitioner - Emergency Medicine) .
Bills through: Washington University
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| The Medicines Company | $20 |
Other
| Food and Beverage | $20 |
Studies
UNIVERSITY OF MARYLAND SCHOOL OF MEDICINE
Graduated in 2004Additional Specialities
- Emergency Physician
- Internist
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Questions & Answers
What conditions does Dr. Stephen Y. Liang treat?
Dr. Stephen Y. Liang provides treatment for Chest Pain, Gastroesophageal Reflux Disease (GERD), Hepatitis B (HBV), Hepatitis C (HCV), Necrotizing Fasciitis (NF), Schistosomiasis. For the full list see this list.
Does Dr. Stephen Y. Liang accept patients with Cox HealthPlans?
Yes, Dr. Stephen Y. Liang is listed in-network for Cox HealthPlans through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
Where can you meet with Dr. Stephen Y. Liang?
Dr. Stephen Y. Liang's office is located at 1 Barnes Jewish Hospital Plaza Div Im Infectious Disease in Saint Louis, MO 63110.
Has Dr. Stephen Y. Liang affiliation with hospitals?
Dr. Stephen Y. Liang is affiliated with BARNES JEWISH HOSPITAL.