3 Best Allergists & Immunologists in San Francisco, CA

Expert-recommended Top 3 Allergists & Immunologists in San Francisco, California. All of our immunologists actually face a rigorous 50-Point Inspection, which includes customer reviews, history, complaints, ratings, satisfaction, trust, cost and general excellence. You deserve only the best!

Opal Gupta, MD, FACAAI, FAAAAI - San Francisco, CA Allergists & Immunologists
Opal Gupta, MD, FACAAI, FAAAAI - San Francisco, CA Allergists & Immunologists
7+ YEARS IN TBR
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OPAL GUPTA, MD, FACAAI, FAAAAI

SAN FRANCISCO OTOLARYNGOLOGY
450 Sutter Street, Suite 1139,
San Francisco, CA 94108 Directions

Since 2013

Specialty:

Allergic Rhinitis Atrophic Rhinitis Deviated Septum Nasal Polyps Nosebleeds Sinusitis Headaches Snoring Asthma Environmental Allergies Hives Anaphylaxis Eczema Food Allergies Medication and Drug Allergies Insect Sting Allergies Immunodeficiency Angioedema Eosinophilic Esophagitis Nasal Congestion Nasal Polyposis Skin Testing Spirometry Medication Testing and Challenges Food Testing and Challenges Stinging Insect Allergy Evaluation Patch Testing for Allergic Contact Dermatitis Subcutaneous Allergen Immunotherapy Sublingual Allergen Immunotherapy Biologic Medications Venom Immunotherapy

"Dr. Opal Gupta completed her Medical Doctorate at the University of Cincinnati College of Medicine in Cincinnati. She furthered her medical training with a Pediatric Internship and Residency at McGaw Medical Center of Northwestern University, Ann & Robert H. Lurie Children’s Hospital of Chicago, in Chicago. She holds board certification in General Pediatrics from the ABP (American Board of Pediatrics). She completed her fellowship in adult and pediatric Allergy and Immunology at Rush University Medical Center in Chicago, IL. She is a member of the American Academy of Allergy, Asthma & Immunology, American Medical Association, and San Francisco Marin Medical Society. Dr. Opal practices at San Francisco Otolaryngology, where she specializes in allergy and asthma care, catering to both adults and children.

2026 Update: Dr. Opal Gupta is a board-certified Allergist and Immunologist with a particular interest in food allergies, eczema, contact dermatitis, hives, and related conditions. She is affiliated with UCSF Helen Diller Medical Center at Parnassus Heights and St. Mary's Medical Center."

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License #A154818

Contact:

(415) 362-2614 (415) 362-5443

Mon-Fri: 8am - 5pm
Sat & Sun: Closed

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Dr. Katharine Fast, MD - San Francisco, CA Allergists & Immunologists
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DR. KATHARINE FAST, MD

SPEEDWELL MEDICAL 2100 Webster Street, Suite #117,
San Francisco, CA 94115 Directions

Since 2004

Specialty:

Allergic Rhinitis Allergy-Related Chronic Nose and Throat Inflammation Chronic Sinusitis Contact Dermatitis Hives and Allergic Skin Reactions Bronchial Asthma

Dr. Katharine Fast completed her medical degree from Yale University. She is a board-certified immunologist by the American Board of Allergy and Immunology and the American Board of Internal Medicine. Dr. Katharine Fast completed her Fellowship in Integrative Medicine at the Andrew Weill-University of Arizona Center for Integrative Medicine. She treats all immune disorders and allergic reactions with her excellent clinical skills. She has a good reputation in her surroundings for her friendly nature and treatment method. She has been practicing for over 21 years. Dr. Katharine Fast is practicing at Speedwell Medical. The clinic provides comprehensive consultations for children and adults.

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License #A92138

Price:

Consultation $750

Contact:

(415) 614-1684

By Appointment

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Monica Tang, MD - San Francisco, CA Allergists & Immunologists
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MONICA TANG, MD

UCSF ALLERGY AND IMMUNOLOGY CLINIC
400 Parnassus Avenue, Second Floor,
San Francisco, CA 94143 Directions

Since 2012

Specialty:

Allergic Conjunctivitis Allergic Disorders Allergic Rhinitis Allergies Anaphylaxis Angioedema Asthma Drug Allergies Food Allergies Primary Immunodeficiency Eczema Environmental Allergies Immune Deficiency Nasal Polyps Allergy Testing Allergy Shots Biologic Therapy for Asthma Drug Desensitization

2026 Update: Dr. Monica Tang earned her medical degree from Northwestern University Feinberg School of Medicine. She completed a residency in internal medicine and pediatrics at Duke University. She also completed a fellowship in allergy and immunology. Dr. Monica Tang is a member of the American Academy of Allergy, Asthma & Immunology, American College of Allergy, Asthma & Immunology, and American Thoracic Society. She is board-certified in Allergy and Immunology by the American Board of Allergy and Immunology and in Internal Medicine by the American Board of Internal Medicine. Dr. Monica Tang specializes in the treatment of allergic and immune-related conditions. She is practicing at UCSF Allergy and Immunology Clinic.

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License #A162324

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