Summary

Dr. Mitchell Sierecki is a board-certified physician specializing in oncology and internal medicine. He earned his medical degree from Jagiellonian University Medical College and has been practicing for over two decades. Dr. Sierecki provides care in English to patients throughout the Long Island area.

Dr. Sierecki is affiliated with The Mount Sinai Hospital and sees patients at multiple locations in Greenlawn, Huntington, and Nesconset, New York. His dual specialization allows him to provide comprehensive cancer care while also addressing general medical needs. Patients have given him an average rating of 4.1 out of 5 stars on Vitals, reflecting his commitment to quality care across his practice locations.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.1
  • 21 years of experience
  • 2 insurance plans accepted
  • speaks English
  • Jagiellonian University Medical College
  • 2 specialties
  • 14 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 4 office locations
  • Male

Office Locations

Dr. Mitchell Robert Sierecki has 4 locations

Mount Sinai Doctors Long Island

5 Cuba Hill RdGreenlawn, NY 11740
Mon7:00 am - 7:00 pm
Tue7:00 am - 7:00 pm
Wed7:00 am - 7:00 pm
Thu7:00 am - 7:00 pm
Fri7:00 am - 6:00 pm
Sat7:00 am - 3:00 pm
Sun10:00 am - 1:00 pm

Mount Sinai Doctors Long Island

5 Cuba Hill Rd Fl 2Greenlawn, NY 11740
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
Sat9:00 am - 12:00 pm
SunClosed

North Shore Medical Group

325 Park AveHuntington, NY 11743

Dr. Mitchell Robert Sierecki

59 Southern BlvdNesconset, NY 11767

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Dr. Mitchell Robert Sierecki, MDDr. Stephanie Smith-Marrone, MDDr. Karie Danielle Keera Runcie, MDArlyn Apollo, MD
OncologyOncologyOncologyOncology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.1 
3.7 
4.4 
21 Years of Experience 25 Years of Experience 13 Years of Experience 26 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English
Greenlawn , NYBronxville , NYNew York , NYUniondale , NY
Med School: Jagiellonian University Medical College Med School: THE SCHOOL OF MEDICINE AT STONY BROOK UNIVERSITY MEDICAL CENTER Med School: Albert Einstein College Of Medicine Of Yeshiva University Med School: Mount Sinai School of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Mitchell Robert Sierecki

  • Accepts Medicaid
  • Medicare
  • Medicare - Medicare

Medical Specialties

Dr. Mitchell Robert Sierecki has the following 2 specialties

Specialty Expertise

Dr. Mitchell Robert Sierecki has the following 14 areas of expertise

  • Acute Myeloid Leukemia
  • Cancer
  • Check-up
  • Chronic Myelomonocytic Leukemia
  • Deep Vein Thrombosis
  • Heartburn
  • Hepatitis C
  • Immunization
  • Internal Medicine
  • Leukemia
  • Multiple Myeloma (Cancer of Plasma Cells)
  • Physical
  • Vaccination
  • Weight Loss

Certifications, License, & Education

21 Years Experience

Education & Training

Medical School

Graduated from Jagiellonian University Medical College in 2005.

NPI Number

Dr. Sierecki's NPI number is 1922339498.

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Frequently Asked Questions

Which hospitals is Dr. Mitchell Sierecki affiliated with?
Dr. Mitchell Sierecki is affiliated with The Mount Sinai Hospital.
Does Dr. Mitchell Sierecki accept my insurance?
You can see the insurance plans that Dr. Mitchell Sierecki accepts on their Vitals profile.
Where is Dr. Mitchell Sierecki's office located?
Dr. Mitchell Sierecki's office is located at 5 Cuba Hill Rd, Greenlawn, NY, 11740.
Is Dr. Mitchell Sierecki accepting new patients?
Dr. Mitchell Sierecki is accepting new patients on Vitals. View Dr. Mitchell Sierecki's profile on Vitals to make an appointment.
Does Dr. Mitchell Sierecki accept virtual/telehealth appointments?
Dr. Mitchell Sierecki has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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