Summary

Dr. Alex Leung is a board-certified physician specializing in internal medicine, family medicine, and hospital medicine. He earned his medical degree from the Medical College of Wisconsin and completed his residency at St. Mary Medical Center. With 23 years of clinical experience, Dr. Leung brings extensive expertise to his practice. He is fluent in English.

Dr. Leung practices at Saint Jude Hospital and St. Jude Heritage Medical Group in Fullerton, California. His clinical focus includes treating chronic kidney disease and managing sepsis in hospitalized patients. He regularly performs comprehensive blood work including complete blood counts and chemistry panels to monitor patient health. Dr. Leung also conducts creatinine tests to assess kidney function and overall wellness.

AI-generated from data on this provider profile.

Quick Facts

  • 23 years of experience
  • speaks English
  • St Mary Medical Center
  • 3 specialties
  • 19 areas of expertise
  • 3 board certifications
  • 1 hospital affiliation
  • 2 office locations
  • Male

Office Locations

Dr. Alex Shingyu Leung has 2 locations

Saint Jude Hospital

101 E Valencia Mesa DrFullerton, CA 92835
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

St. Jude Heritage Medical Group

101 E Valencia Mesa Dr Ste 212AFullerton, CA 92835

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Dr. Alex Shingyu Leung, MDDr. Shilpa Sayana, MDDr. Nima Ghadimi, MDKarthikeyan Viswanathan, DO
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
4.7 
3.8 
23 Years of Experience 22 Years of Experience 29 Years of Experience 12 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English Speaks English, Spanish Speaks English, Tamil
Fullerton , CASHERMAN OAKS , CAScottsdale , AZLos Altos , CA
Med School: Medical College Of Wisconsin Med School: The Robert Larner Md College Of Medicine At The University Of Vermont Med School: Univ Iberoamericana Unibe Santo Domingo Med School: Bassett Medical Center - Cooperstown, New York
Current Profile
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Insurance Plans Accepted by Dr. Alex Shingyu Leung

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Alex Shingyu Leung has the following 3 specialties

Specialty Expertise

Dr. Alex Shingyu Leung has the following 19 areas of expertise

  • AIDS/HIV (Acquired Immunodeficiency Syndrome)
  • Anxiety Disorders
  • Arthritis
  • Asthma
  • Bronchitis
  • Check-up
  • Cholesterol Management
  • Diabetes
  • Endocrine Disorders
  • Family Medicine
  • Heartburn
  • Hospital Medicine
  • Hospitalist
  • Immunization
  • Kidney Disease
  • Physical
  • Vaccination
  • Weight Loss
  • Weight Loss (non-surgical)

Certifications, License, & Education

23 Years Experience

MEDICAL LICENSE

Medical Doctor, California, 2026, Active

EDUCATION & TRAINING

Residency

St Mary Medical Center

Medical School

Medical College Of WisconsinGraduated in 2003

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Frequently Asked Questions

How can I make an appointment with Dr. Alex Leung?
You can find contact information for Dr. Alex Leung here on Vitals.
Where is Dr. Alex Leung's office located?
Dr. Alex Leung's office is located at 101 E Valencia Mesa Dr, Fullerton, CA, 92835.
Is Dr. Alex Leung accepting new patients?
Dr. Alex Leung has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
What languages does Dr. Alex Leung speak?
Dr. Alex Leung speaks English.
Which hospitals is Dr. Alex Leung affiliated with?
Dr. Alex Leung is affiliated with Saint Jude Hospital.

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