Summary

Dr. Peter Gregos is a hematology and oncology specialist who brings 13 years of experience to cancer care. He earned his medical degree from Ross University School of Medicine and completed his residency training at New York Methodist Hospital. His dual specialization allows him to treat both blood disorders and various types of cancer with comprehensive expertise.

Dr. Gregos practices at NewYork Presbyterian Brooklyn Methodist Hospital in Brooklyn, New York. He focuses on treating prostate cancer, including advanced and recurrent cases. His approach includes thorough blood testing such as complete blood counts and white blood cell differentials to monitor patient health throughout treatment.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 13 years of experience
  • New York Methodist Hospital
  • 2 specialties
  • 2 areas of expertise
  • 1 hospital affiliation
  • 7 office locations
  • Male

Office Locations

Dr. Peter S Gregos has 7 locations

Newyork Presbyterian Brooklyn Methodist Hospital Radiation Oncology

506 6th StBrooklyn, NY 11215
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 5:00 pm
SatClosed
SunClosed

Dr. Peter S Gregos

340 4th AveBrooklyn, NY 11215

Dr. Peter S Gregos

515 6th St Fl 6Brooklyn, NY 11215

Dr. Peter S Gregos

38 6th Ave Fl 2Brooklyn, NY 11217

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Dr. Peter S Gregos, MDDr. David L Diuguid, MDDr. Ashish Saxena, MD, PhDDr. Jeffrey Zwicker, MD
HematologyHematologyHematologyHematology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.1 
4.8 
13 Years of Experience 47 Years of Experience 25 Years of Experience 28 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks Spanish, English Speaks English Speaks English
Brooklyn , NYNew York , NYNew York , NYNew York , NY
Med School: Ross University School Of Medicine Med School: Weill Cornell Medical College Med School: Renaissance School Of Medicine At Stony Brook University Med School: Harvard Medical School
Current Profile
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Insurance Plans Accepted by Dr. Peter S Gregos

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Peter S Gregos has the following 2 specialties

Specialty Expertise

Dr. Peter S Gregos has the following 2 areas of expertise

  • Hematology/oncology
  • Oncology

Certifications, License, & Education

13 Years Experience

MEDICAL LICENSE

Medical Doctor, New York, 2025, Expired

EDUCATION & TRAINING

Residency

New York Methodist Hospital

Medical School

Ross University School Of MedicineGraduated in 2013

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Frequently Asked Questions

How can I make an appointment with Dr. Peter Gregos?
You can find contact information for Dr. Peter Gregos here on Vitals.
Does Dr. Peter Gregos accept my insurance?
You can see the insurance plans that Dr. Peter Gregos accepts on their Vitals profile.
Is Dr. Peter Gregos accepting new patients?
Dr. Peter Gregos is accepting new patients on Vitals. View Dr. Peter Gregos's profile on Vitals to make an appointment.
Where is Dr. Peter Gregos's office located?
Dr. Peter Gregos's office is located at 506 6th St, Brooklyn, NY, 11215.
Which hospitals is Dr. Peter Gregos affiliated with?
Dr. Peter Gregos is affiliated with Newyork Presbyterian Brooklyn Methodist Hospital.

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