Summary

Dr. Gavencak graduated from the New York Medical College,New York Medical College in 1974. He works in Whitestone, NY and 2 other locations and specializes in Allergy & Immunology. Dr. Gavencak is affiliated with Mount Sinai South Nassau.

Quick Facts

  • 3.3
  • 52 years of experience
  • speaks English, Spanish
  • New York Medical College
  • 4 written reviews
  • 1 specialty
  • 3 areas of expertise
  • 1 hospital affiliation
  • 3 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Flexible scheduling

Office Locations

Dr. John Richard Gavencak has 3 locations

New York Internal Medicine Pc

1752 Francis Lewis BlvdWhitestone, NY 11357
Mon10:00 am - 5:00 pm
Tue10:00 am - 7:00 pm
Wed10:00 am - 5:00 pm
Thu10:00 am - 7:00 pm
Fri10:00 am - 5:00 pm
Sat9:00 am - 2:00 pm
SunClosed

Mount Sinai South Nassau

1 Healthy WayOceanside, NY 11572

Dr. John Richard Gavencak

400 Atlantic AveEast Rockaway, NY 11518

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Dr. John Richard Gavencak, MDDr Gadi Avshalomov, MDDr. Jennifer Gonik Chester, MDEvangelos Ntrivalas, MD, PhD
Allergy & ImmunologyAllergy & ImmunologyAllergy & ImmunologyAllergy & Immunology
Accepts New Patients Accepts New Patients Accepts New Patients
3.3 
4.2 
52 Years of Experience 30 Years of Experience 14 Years of Experience 33 Years of Experience
No Virtual Visit Option No Virtual Visit Option Virtual Visit Available Virtual Visit Available
Speaks English, Spanish Speaks English, Spanish Speaks English Speaks English, Greek
Whitestone , NYBrooklyn , NYNew York , NYNew York , NY
Med School: New York Medical College Med School: Sackler School Of Medicine Med School: Albert Einstein College Of Medicine Of Yeshiva University Med School: Rosalind Franklin University of Medicine and Science
Current Profile
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Insurance Plans Accepted by Dr. John Richard Gavencak

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

Medical Specialties

Dr. John Richard Gavencak has the following specialty

Specialty Expertise

Dr. John Richard Gavencak has the following 3 areas of expertise

  • Asthma
  • Hay Fever (Seasonal Allergic Rhinitis)
  • Nasal Allergy (Rhinitis)

Certifications, License, & Education

52 Years Experience

Dr. John Richard Gavencak holds an expired medical license in the state of New York.

Medical License

Medical Doctor with an expired medical license in the state of New York that expired in 2026.

Education & Training

Medical School

Graduated from New York Medical College and New York Medical College in 1974.

NPI Number

Dr. Gavencak's NPI number is 1821089392.

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Frequently Asked Questions

What languages does Dr. John Gavencak speak?
Dr. John Gavencak speaks English and Spanish.
Does Dr. John Gavencak accept virtual/telehealth appointments?
Dr. John Gavencak has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Dr. John Gavencak's office located?
Dr. John Gavencak's office is located at 1752 Francis Lewis Blvd, Whitestone, NY, 11357.
Which hospitals is Dr. John Gavencak affiliated with?
Dr. John Gavencak is affiliated with Mount Sinai South Nassau.
How can I make an appointment with Dr. John Gavencak?
You can find contact information for Dr. John Gavencak here on Vitals.

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