Overview
Katharine Fast is an Internal Medicine provider in San Francisco, California. Her top areas of expertise are Common Variable Immune Deficiency, Primary Immunodeficiency (PID), and Asthma.
Her clinical research consists of co-authoring 3 peer reviewed articles. MediFind looks at clinical research from the past 15 years.
Specialties
Licenses
Languages Spoken
Gender
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- EPO
- INSURANCE PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER MEDICARE
- PPO
- EPO
- HMO
- PPO
- INSURANCE PLAN
- MEDICARE MAPD
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- POS
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER MEDICARE
- POS
- PPO
- OTHER MANAGED MEDICAID
- OTHER MEDICAID
- STATE MEDICAID
- HMO
- OTHER COMMERCIAL
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
- HMO
- INSURANCE PLAN
- MEDICARE DISCOUNT CARD
- MEDICARE MAPD
Locations
450 Sutter St Rm 1336, San Francisco, CA 94108
2324 Santa Rita Rd Ste 2, Pleasanton,, CA 94566
Clinical Research
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.
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Frequently Asked Questions about Dr. Katharine Fast
How do I make an appointment with Dr. Katharine Fast?
You can book an appointment with Dr. Katharine Fast by calling their office at 415-433-7800. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.
Is Dr. Katharine Fast a top-rated expert for Common Variable Immune Deficiency?
MediFind is an objective health platform that identifies experts based on real-world data. Dr. Katharine Fast is classified as an Experienced expert for Common Variable Immune Deficiency, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.
What conditions does Dr. Katharine Fast specialize in?
While Dr. Katharine Fast is a Internal Medicine, they have specific expertise in Common Variable Immune Deficiency, Primary Immunodeficiency (PID), and Asthma. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Internal Medicine.
Does Dr. Katharine Fast participate in research or clinical trials?
Yes. Dr. Katharine Fast has published 3 articles and abstracts on conditions like Common Variable Immune Deficiency. You can view a list of Dr. Katharine Fast's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.
Does Dr. Katharine Fast accept my insurance?
Dr. Katharine Fast accepts most major insurance plans, including Aetna and Anthem BCBS. We recommend calling the office directly at 415-433-7800 to verify that your specific plan is currently accepted before your visit.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Experienced
- AsthmaDr. Fast isExperienced. Learn about Asthma.
- Common Variable Immune DeficiencyDr. Fast isExperienced. Learn about Common Variable Immune Deficiency.
- Primary Immunodeficiency (PID)Dr. Fast isExperienced. Learn about Primary Immunodeficiency (PID).

