What patients are saying
Overall rating
Average wait time
Bedside manner
About Dr. John Gavencak
Is this doctor in your insurance network?
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In-network insurances
Office location
Education and background
Practice names
Hospital affiliations
- Mount Sinai South Nassau
Board certifications
- American Board of Allergy and Immunology
Education and training
- Medical School - New York University, Doctor of Medicine
Languages spoken
- English
Provider's gender
Male
NPI number
1821089392
Patient reviews
How soon can I make an appointment with Dr. John Gavencak?
Generally, Dr. John Gavencak has appointments available on Zocdoc within 1 week. You can see Dr. Gavencak's earliest availability on Zocdoc and make an appointment online.
Is Dr. John Gavencak accepting new patients?
Dr. John Gavencak generally accepts new patients on Zocdoc. You can see Dr. Gavencak's earliest availability on Zocdoc and schedule an appointment online.
Does Dr. John Gavencak accept my insurance?
Choose your insurance plan to verify if Dr. Gavencak is in-network.
Can I make an appointment with Dr. John Gavencak online?
Yes, you can make an appointment online with Dr. Gavencak using Zocdoc. It’s simple, secure, and free.
Which hospital is Dr. John Gavencak affiliated with?
Dr. John Gavencak is affiliated with Mount Sinai South Nassau.
What practice does Dr. John Gavencak work with?
Dr. John Gavencak works with Ayman Attia-Alla.
Where is Dr. John Gavencak's office located?
Dr. John Gavencak's office is located at 17- 52 Francis Lewis Blvd, Flushing, NY 11357.
Which board certifications does Dr. John Gavencak have?
Dr. John Gavencak is certified by American Board of Allergy and Immunology.
What are common reasons for patients to see Dr. John Gavencak?
Dr. John Gavencak frequently sees patients for Acne, Allergy Consultation, ENT Consultation, Illness, and Infection Consultation. You can see other visit reasons for Dr. John Gavencak on their profile.
What languages does Dr. John Gavencak speak?
Dr. John Gavencak speaks English.
How do patients rate Dr. John Gavencak in reviews?
2 patients have reviewed Dr. John Gavencak. The overall rating for this doctor is 3/5. They have a 1/5 rating for bedside manner and a 1/5 rating for wait time. You can read individual reviews and ratings on their profile.