Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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John J Loscalzo, MD

Individual provider Hematology & Oncology Physician · NPI 1699758482

John J Loscalzo, MD is a Hematology/Oncology in Bay Shore, New York. Graduated from New York Medical College in 1991, 35 years ago. Practices with Chs Physician Partners PC, a 747-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
35
Trained at
New York Medical College
Licensed in
NY
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

24 E Main St
Bay Shore, NY 11706-8301
Phone: (631) 666-6752
Fax: (631) 666-0684
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence 189705 (NY)

Record details

NPI number1699758482
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 25, 2005
Last updated in NPPESDecember 9, 2009

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyHEMATOLOGY/ONCOLOGY
Medical schoolNEW YORK MEDICAL COLLEGE
Graduated 1991 (35 years in practice)
Group practice Chs Physician Partners Pc — 747 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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