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John Dennis Allendorf
John Dennis Allendorf
Mineola, New York
Surgery, Surgical Oncology
✓ Verified via NPPES
Address
120 MINEOLA BLVD
SUITE 320
Mineola, NY 11501
Contact
Call 516-663-3300
NPI Number
1740364397
Verified on May 30, 2026
Source: NPPES Registry →