Dr. Portnoy is on Doximity
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Office
1114 Liberty Ave
Brooklyn, NY 11208Phone+1 718-765-6058
Education & Training
- Tulane University School of MedicineClass of 1989
Certifications & Licensure
- NY State Medical License 2005 - 2026
- SD State Medical License Active through 2025
- CO State Medical License 1999 - 2025
- DE State Medical License 2018 - 2025
- OR State Medical License 2018 - 2025
- MI State Medical License 2018 - 2025
- AR State Medical License 2018 - 2024
- American Board of Family Medicine Family Medicine
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