Summary

MSK radiation oncologist Richard Gewanter specializes in treating prostate cancer, bladder cancer, lung cancer, and breast cancer. He sees patients at MSK Nassau and at MSK's Manhattan location.

Office Location

Memorial Sloan Kettering Cancer Center

1101 Hempstead TpkeUniondale, NY 11553
Mon7:30 am - 5:30 pm
Tue7:30 am - 5:30 pm
Wed7:30 am - 5:30 pm
Thu7:30 am - 5:30 pm
Fri7:30 am - 5:30 pm
SatClosed
SunClosed

Quick Facts

  • accepting new patients
  • 4
  • 31 years of experience
  • 30 insurance plans accepted
  • speaks English
  • New York Presbyterian/Columbia University Medical Center
  • 3 specialties
  • 15 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 1 office location
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Insurance Plans Accepted by Dr. Richard M. Gewanter

  • Accepts Medicare
  • Accepts Medicaid
  • Aetna
  • Aetna Medicare Advantage (City of NY retirees only starting 9/1/23)
  • Blue Cross Blue Shield Federal Employee Program
  • Blue Cross Blue Shield New York
  • Blue Cross Blue Shield states outside of NY/NJ
  • Blue Cross Health Plus
  • Carrum Health
  • Cigna
  • ConnectiCare
  • Emblem
  • Emblem Essential
  • Emblem Medicare Advantage
  • Empire Blue Cross Medicare Advantage
  • Empire Essential
  • Empire Plan / NYSHIP (Blue Cross/UnitedHealthcare split plan)
  • Fidelis
  • Fidelis Managed Medicaid & HARP
  • Fidelis Medicare Advantage
  • First Health
  • Healthfirst
  • Healthfirst Managed Medicaid
  • Healthfirst Medicare Advantage
  • HealthSmart
  • Horizon Blue Cross Blue Shield New Jersey (HMO)
  • Horizon Blue Cross Blue Shield New Jersey (PPO)
  • Horizon Blue Cross Blue Shield New Jersey Omnia Tier I (EPO)
  • Horizon Blue Cross Blue Shield New Jersey Omnia Tier II (EPO)
  • Horizon Medicare Advantage
  • Husky CT Medicaid
  • MagnaCare

Medical Specialties

Dr. Richard M. Gewanter has the following 3 specialties

Specialty Expertise

Dr. Richard M. Gewanter has the following 15 areas of expertise

  • Brain Cancer
  • Breast Cancer
  • Cancer
  • Female Genital Cancer
  • Gastrointestinal Cancer
  • Head and Neck Cancer
  • Intensity-Modulated Radiotherapy
  • Lung Cancer
  • Lymphoma
  • Metastatic Breast Cancer
  • Oncologist
  • Prostate Cancer (Prostatic Neoplasm)
  • Radiation Oncologist
  • Radiation Therapy
  • Soft Tissue Cancer (Sarcoma)

Certifications, License, & Education

31 Years Experience

MEDICAL LICENSE

Medical Doctor, New York, 2026, Expired

EDUCATION & TRAINING

Residency

New York Presbyterian/Columbia University Medical Center2002

Medical School

Albert Einstein College of MedicineGraduated in 1995

Other Providers at Memorial Sloan Kettering Cancer

Frequently Asked Questions

Is Dr. Richard Gewanter accepting new patients?
Dr. Richard Gewanter is accepting new patients on Vitals. View Dr. Richard Gewanter's profile on Vitals to make an appointment.
Does Dr. Richard Gewanter accept my insurance?
You can see the insurance plans that Dr. Richard Gewanter accepts on their Vitals profile.
Which hospitals is Dr. Richard Gewanter affiliated with?
Dr. Richard Gewanter is affiliated with Memorial Sloan Kettering Cancer Center.
Does Dr. Richard Gewanter accept virtual/telehealth appointments?
Yes, Dr. Richard Gewanter accepts virtual/telehealth appointments. Click the virtual visit button on their Vitals profile.
What languages does Dr. Richard Gewanter speak?
Dr. Richard Gewanter speaks English.

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