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

Brian J Chernak, MD

Individual provider Internal Medicine Physician · NPI 1659877330

Brian J Chernak, MD is a Hematology/Oncology in New York, New York. Graduated from State University of New York Downstate Medical Center in 2018, 8 years ago. Practices with Memorial Hematology Lymphoma Group, a 216-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in New York.

Years since qualifying
8
Trained at
State University of New York Downstate Medical Center
Licensed in
NY
In the registry since
2018
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

530 E 74th St
New York, NY 10021-3459
Phone: (212) 639-2194
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 480 Red Hill Rd, Middletown, NJ 07748-3052 — (212) 639-2194

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 302301 (NY)

Record details

NPI number1659877330
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 2, 2018
Last updated in NPPESMay 31, 2024
Certification dateMay 31, 2024

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolSTATE UNIVERSITY OF NEW YORK DOWNSTATE MEDICAL CENTER
Graduated 2018 (8 years in practice)
Group practice Memorial Hematology Lymphoma Group — 216 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

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