John E Leavens, M.D.
John Leavens, M.D. practices as part of a group emergency medicine physician practice in Stony Brook, NY. Trained at State University of New York at Stony Brook, School of Medicine (class of 2001), he has been practicing for over 25 years.
Data updated 2007-07-08 on CMS NPPES
Contact & Location
Practice Location
University Hospital, L4, Stony Brook, NY 11794-0001
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Emergency medicine physician
Taxonomy: 207P00000X
Education & Training
State University of New York at Stony Brook, School of Medicine (Class of 2001)
Virtual Emergency Medicine Care With John Leavens
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with John Leavens for follow-ups, medication reviews, and ongoing care — no travel to Stony Brook required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes.
Frequently Asked Questions
Common questions about John Leavens
NPI records show Dr. Leavens as active with telehealth listed in Stony Brook, NY. Note: NPI status alone doesn't confirm open availability — always call ahead. Phone: (631) 444-2499.
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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.
Contact John Leavens
Practice Location
University Hospital, L4, Stony Brook, NY 11794-0001
Mailing Address
Po Box 1559, Stony Brook, NY 11790-0989
This is a provider directory. Contact the office directly to schedule appointments.
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