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Dr. John Leung, MD

Allergy & Immunology*
4.2 (35)
Map Pin Small Boston, MA
Accepting new patients
20 years of experience

Offers telehealth

Overview of Dr. John Leung, MD

Dr. John Leung, MD is an Allergy & Immunology Specialist in Boston, MA. They specialize in Allergy & Immunology, has 20 years of experience, and is board certified in Gastroenterology. They graduated from University of Michigan Medical School and is affiliated with Carney Hospital. Dr. Leung, completed a residency at University of Iowa Hospitals and Clinics. Patients rated Dr. Leung an average 4.2 star rating.

Dr. Leung works at Boston Specialists in Boston, MA. They frequently treat conditions like Eosinophilic Esophagitis along with other conditions at varying frequencies. They are accepting new patients and accept Aetna, Anthem and Blue Cross Blue Shield as well as other major insurance plans. Please call ahead to schedule an appointment and to confirm all accepted insurance plans.

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User Ratings (of at least 4.0)
Insurance Accepted
Headshot Available
Accepting New Patients
Conditions Treated and Procedures Performed

Dr. Leung's Office Locations

  1. 1
    Boston Food Allergy Center
    65 Harrison Ave Ste 201, Boston, MA 02111 Icon Directions Right Arrow Directions Phone Icon (617) 636-5000
  2. 2
    Gastroenterology
    800 Washington St, Boston, MA 02111 Icon Directions Right Arrow Directions Phone Icon (617) 636-5883

Hospital Affiliations
Admitting Hospitals

Admitting hospitals are where the provider is credentialed to see patients, perform procedures, and send patients for continuous care.

  • Carney Hospital

Experience & Treatment Frequency

NEW FEATURE

What is treatment frequency?

Our treatment frequency feature helps you understand howoften a provider performs or treats a specificprocedure/condition compared to other doctors. Providersrank in one of four frequency categories:

Very HighFrequency
HighFrequency
NormalFrequency
May Perform

Specific procedures/conditions that don’t haveenough data are indicated with “May Perform”. We encourageyou to contact the provider with questions about theirexperience.

Search for conditions or procedures.
Eosinophilic Esophagitis
Intestinal Malabsorption Carbohydrate
Gastrointestinal Malabsorption
Intestinal Malabsorption Carbohydrate
Gastrointestinal Malabsorption

Treatment frequency



Many providers have expertise treating multiple conditions or procedures. FindCare uses a variety of data sources to determine which conditions or procedures a provider treats and their level of experience.
Eosinophilic Esophagitis
Intestinal Malabsorption Carbohydrate
Gastrointestinal Malabsorption
Abdominal Pain
Allergic Conjunctivitis
Allergic Rhinitis
Asthma
  • View other providers who treat Asthma
Chronic Gastritis
Constipation
Diarrhea
  • View other providers who treat Diarrhea
Dysphagia
Esophagitis
Food Allergy
Gas-Bloat Syndrome
Gastritis
Gastroptosis
Hives
  • View other providers who treat Hives
Irritable Bowel Syndrome
Noninfectious Gastroenteritis and Colitis
Aeroallergen Hyposensitization Therapy
Allergy Shots
Allergy Treatment
Desensitization
Drug or Food Challenge
Duodenal Polypectomy
Endoscopy (Esophagus, Stomach, Small Intestine)
ERCP (Endoscopic Retrograde Cholangiopancreatography)
Flexible Sigmoidoscopy
Food Challenge
Food Desensitization Therapy
Honeybee Desensitization Therapy
Manometry
Patch Testing
Rigid Proctosigmoidoscopy
Abdominal Disorders
Abscess
  • View other providers who treat Abscess
Acidosis
  • View other providers who treat Acidosis
Acne
  • View other providers who treat Acne
Acute Gastritis
Acute Pharyngitis
Acute Sinusitis
Acute Upper Respiratory Infection
All Headaches (incl. Migraine)
All Types of Food Poisoning
Allergic Reaction
Allergies
Anal or Rectal Pain
Anal Prolapse
Anaphylactic Food Allergies
Anaphylactic Peanut Allergy
Anaphylaxis
Anemia
  • View other providers who treat Anemia
Angioedema
Animal Allergies
Anxiety
  • View other providers who treat Anxiety
Arthritis
Arthritis of the Elbow
Asymptomatic Post-Menopausal Status
Atopic Dermatitis (Eczema)
Autoimmune Diseases
Back Pain
Barrett's Esophagus
Barretts Esophagus with Dysplasia
Benign Neoplasm of the Digestive System
Blood in Urine (Hematuria)
Calcium Metabolism Disorders
Canker Sore
Celiac Disease
Chest Pain
Cholecystitis and Gallstones
Chronic Pain
Chronic Pharyngitis
Chronic Sinusitis
Cirrhosis
Colorectal Cancer
Colorectal Polyp
Combined Immunodeficiency
Common Variable Immune Deficiency (CVID)
Contact Dermatitis
COPD (Chronic Obstructive Pulmonary Disease)
Cough
  • View other providers who treat Cough
Crohn's Disease
Cyclical Vomiting
Dehydration
Dermatitis Due to Food
Dermatitis Due to Substances Taken Internally
Diabetes
  • View other providers who treat Diabetes
Diabetes Type 2
Diabetes With Renal Manifestations
Diabetic Polyneuropathy
Diaphragmatic and Hiatal Hernia
Diverticulitis
Diverticulosis
Down Syndrome
Duodenal Ulcer
Duodenitis
Dysentery
Dyslipidemia
Earwax Buildup
Eczema and Contact Dermatitis
Eczema and Contact Dermatitis Due to Cosmetics
Eczema and Contact Dermatitis Due to Metals
Enlarged Prostate (BPH)
Enteritis
Eosinophilia
Eosinophilic Gastritis
Esophageal Diseases
Esophageal Diverticulum
Esophageal Motility Disorders
Esophageal Ulcer
Esophageal Varices
Eye Infections
Familial Adenomatous Polyposis
Fibromyalgia
Food Poisoning
Gallstones
Gastric Ulcer
Gastroesophageal Reflux Disease (GERD)
Gastrointestinal Bleeding
Gastrointestinal Diseases
Gastrojejunal Ulcer
Gastroparesis
Gout
  • View other providers who treat Gout
Headache
  • View other providers who treat Headache
Heart Disease
Heartburn
Hemochromatosis
Hemorrhoids
Hernia
  • View other providers who treat Hernia
Hiatal Hernia
Human Immunodeficiency Virus (HIV)
Hypercalcemia
Hyperlipidemia
Hypertension
Hypogammaglobulinemia
Hypokalemia
Hypothyroidism
Ileus
  • View other providers who treat Ileus
Immunodeficiency Syndromes
Indigestion
Inflammatory Bowel Disease
Influenza (Flu)
Insomnia
  • View other providers who treat Insomnia
Intestinal Abscess
Intestinal Diverticulitis
Intestinal Diverticulosis
Intestinal Obstruction
Intestinal Ulcer
Ischemic Colitis
Itchy Skin
Joint Pain
Lactose Intolerance
Latex Allergy
Leg and Foot Ulcers
Limb Pain
Lipid Disorders
Liver Damage from Alcohol
Low Back Pain
Low Blood Oxygen Level
Malaise and Fatigue
Malnutrition
Menstrual Disorders
Mineral Metabolism Disorders
Nausea
  • View other providers who treat Nausea
Neoplasm of Gastrointestinal Tract
Non-Alcoholic Fatty Liver Disease
Nosebleed
Obesity
  • View other providers who treat Obesity
Osteoarthritis
Osteoarthritis of Foot
Osteoarthritis of Shoulder
Osteoporosis
Overweight
Patellofemoral Pain Syndrome (PFPS)
Pharyngitis
Phosphorus Metabolism Disorders
Pneumonia
Pollen Allergy
Polyneuropathy
Polyuria
  • View other providers who treat Polyuria
Postnasal Drip
Potassium Deficiency
Proctoptosis
Purpura
  • View other providers who treat Purpura
Rash
  • View other providers who treat Rash
Rectal Prolapse
Reflux Esophagitis
Restless Leg Syndrome
Salmonella Food Poisoning
Secondary Diabetes Mellitus
Sexually Transmitted Diseases (STDs)
Shortness of Breath
Sinus Tachycardia
Sinusitis
Skin Infections
Sleep Apnea
Stomach Diseases
Stomal Ulcer
Strep Throat
Swine Flu
Tension Headache
Throat Pain
Thyroid Goiter
Tobacco Use Disorder
Trigeminal Neuralgia
Ulcer
  • View other providers who treat Ulcer
Ulcerative Colitis
Unexplained Weight Loss
Urinary Incontinence
Urinary Stones
Urinary Tract Infection (UTI)
Vaginitis or Vaginosis
Vascular Insufficiency of Intestines
Venous Embolism and Thrombosis
Viral Enteritis
Vitamin B Deficiency
Vitamin D Deficiency
Vomiting Disorders
Wheezing
  • View other providers who treat Wheezing
Allergy Skin Testing
Allergy Testing
Anoscopy
  • View other providers who treat Anoscopy
Bile Duct Procedure
Biliary Drainage
Blood Allergy Testing
Capsule Endoscopy
Colonoscopy
Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
Drug Allergy Testing
Drug Desensitization Therapy
Gastroenterology Procedures
Hemorrhoidectomy or Excision of Anal Tags
Impedance Testing
Removal or Destruction of Rectal or Intestinal Tumor (incl. Colonoscopy, Proctosigmoidoscopy, Sigmoidoscopy and Control of Hemorrhage)
VAP Lipid Testing
Wireless pH Testing
Check your insurance
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    View All Accepted Carriers

    • Aetna
    • Anthem
    • Blue Cross and Blue Shield of Massachusetts
    • Blue Cross Blue Shield
    • Buckeye Community Health Plan
    • CareFirst Blue Cross Blue Shield
    • CeltiCare Health
    • Cigna
    • Commonwealth Care
    • Coventry Health Care
    • Fallon Community Health Plan
    • First Health
    • Harvard Pilgrim Health Care
    • Health Net
    • Humana
    • MultiPlan
    • Neighborhood Health Plan
    • Tufts Health Plan
    • UniCare
    • UnitedHealthCare

    * Please verify this information when scheduling an appointment.

    Ratings & Reviews
    Reviews are displayed in date order and collected from patients who have agreed to reporting accurate and fair reviews. Providers with no reviews may have a new FindCare profile, or no submitted reviews on FindCare yet.

    Learn more about how FindCare's ratings and reviews work

    4.2
    Average provider rating
    Based on 35 ratings
    Patient Ratings (35)
    5 Star
    (27)
    4 Star
    (0)
    3 Star
    (0)
    2 Star
    (3)
    1 Star
    (5)
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    Dr. Leung's Office & Staff

    • Ease of scheduling urgent appointments
    • Office environment, cleanliness, comfort, etc.
    • Staff friendliness and courteousness
    • Total wait time (waiting & exam rooms)

    Experience with Dr. Leung

    • Level of trust in provider's decisions
    • How well provider explains medical condition(s)
    • How well provider listens and answers questions
    • Hpends appropriate amount of time with patients

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    About Dr. John Leung, MD

    Specialties*
    • Allergy & Immunology

    • *Healthline does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
    Specialties*
    Years of Experience
    • 20 years of experience
    Years of Experience
    Years of experience represents how long a provider has been practicing in their field since graduating from medical school. Not all providers will have this information available.

    Languages Spoken
    • English, Cantonese, Chinese and Spanish
    Languages Spoken
    NPI Number
    • 1447328711
    NPI Number
    A National Provider Identifier (NPI) is a unique 10-digit identifier issued by the government to healthcare providers.

    Education & Certifications

    Fellowship
    • Massachusetts General Hospital, Harvard Medical School|Tufts Medical Center
    Fellowship
    Residency
    • University of Iowa Hospitals and Clinics
    Residency
    Internship
    • University of Iowa Hospitals and Clinics
    Internship
    Medical Education
    • University of Michigan Medical School
    Medical Education
    Board Certifications
    • Gastroenterology
    Board Certifications
    What’s a board certification and why is it important that my provider has one?

    A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.

    Frequently Asked Questions

    Dr. John Leung, MD is accepting new patients on Healthline FindCare. You can check to see if Dr. Leung is offering online scheduling or call the provider’s office for more information.

    Dr. Leung has indicated that they do offer telehealth services. Please call the provider’s office at for more information.

    Dr. Leung has seen patients for Eosinophilic Esophagitis, and more. You can see other conditions treated by Dr. Leung on their profile. Please call the provider’s office to confirm all visit reasons.

    Dr. Leung speaks Cantonese, Chinese and Spanish.

    35 patients have reviewed Dr. Leung. The overall rating for this provider is 4.2. You can read verified reviews and ratings and leave your own review based on your experience with Dr. Leung.

    Whether a person prefers to schedule an appointment online or over the phone with Dr. Leung, there are benefits to both methods. A person calling to schedule an with Dr. Leung appointment can ask questions about the practice, provider availability, conditions treated, procedures performed, and if their insurance carrier is accepted. While online scheduling is quicker, easier, allows one to view a wide range of appointment times, and may provide the ability to sync with a personal calendar.

    Telehealth Options
    This provider has not specified a telehealth appointment method. Would you still like to make an appointment with Dr. Leung, or would you like to choose another provider and have an online appointment right now?
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    Call now to make an appointment
    (617) 636-5000

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