Summary

Dr. Marshall Posner is a board-certified oncologist who has dedicated over five decades to cancer care. He earned his medical degree from Tufts University School of Medicine and completed his residency training at Boston University Medical Center. With 51 years of experience treating cancer patients, Dr. Posner has developed extensive expertise in managing complex oncological conditions. He provides care in English to patients throughout South Florida.

Dr. Posner practices at The Mount Sinai Hospital and sees patients at Tampa General Hospital Cancer Center locations in Palm Beach Gardens and Palm Springs, Florida. He specializes in treating oral cancer and head and neck cancers, helping patients navigate these challenging diagnoses with comprehensive care plans. His treatment approach includes external beam radiation therapy and diagnostic testing such as complete blood counts and kidney function assessments. Patients have given Dr. Posner an average rating of 4.1 out of 5 stars for his compassionate and skilled cancer care.
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Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.1
  • 51 years of experience
  • 40 insurance plans accepted
  • speaks English
  • Boston University Medical Center
  • 6 written reviews
  • 1 specialty
  • 16 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 2 office locations
  • Male

Patients’ Perspective

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

Office Locations

Marshall Posner has 2 locations

Tampa General Hospital Cancer Center South Florida - Palm Beach

11621 Kew Gardens Ave Ste 101APalm Beach Gardens, FL 33410
Mon8:00 am - 4:30 pm
Tue8:00 am - 4:30 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed

TGH Cancer Center South Florida - Lake Worth

1630 S Congress Ave Ste 200Palm Springs, FL 33461

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Marshall Posner, MDDr. Siva Prasad Bellam, MDDr. Virupakshapu Narayana-Gowda, MDDr. Gracy Thomas Joshua, MD
OncologyOncologyPediatricsInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.1 
3.5 
4.3 
4.5 
51 Years of Experience 38 Years of Experience 51 Years of Experience 57 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks French, English Speaks Spanish, English Speaks Spanish, English
Palm Beach Gardens , FLWest Palm Beach , FLMangonia Park , FLLake Worth , FL
Med School: Tufts University School Of Medicine Med School: Guntur Medical College Med School: Bangalore Med Coll Bangalore Univ Bangalore India Med School: Bangalore Med Coll Bangalore Univ Bangalore India
Current Profile
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Insurance Plans Accepted by Marshall Posner

  • Accepts Medicaid
  • 1199SEIU
  • AARP
  • AARP - Medicare
  • Aetna
  • Aetna - Medicare
  • Aetna - Medicare (Advantage HMO)
  • AmeriGroup
  • AmeriGroup - HMO
  • Blue Cross Blue Shield
  • Cigna
  • EmblemHealth
  • EmblemHealth - HMO
  • Fidelis Care (NY)
  • Fidelis Care (NY) - HMO
  • Fidelis Care (NY) - Medicaid (Managed)
  • Fidelis Care (NY) - Medicare (Advantage HMO)
  • HealthFirst (NY)
  • HealthFirst (NY) - Medicare (Advantage HMO)
  • Horizon Blue Cross Blue Shield of New Jersey
  • Humana
  • Humana - Medicare (Advantage HMO)
  • MagnaCare
  • MagnaCare - HMO
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicare
  • Meritain Health
  • MetroPlus Health Plan
  • Molina Healthcare
  • Molina Healthcare - HMO
  • Oscar Health Insurance
  • Oscar Health Insurance - HMO
  • Prominence Health Plan
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - Medicare
  • UnitedHealthcare - Medicare (Advantage HMO)
  • UnitedHealthcare Oxford
  • Wellcare

Medical Specialties

Marshall Posner has the following specialty

Specialty Expertise

Marshall Posner has the following 16 areas of expertise

  • Cancer
  • Cancerous Tumor
  • Chemotherapy
  • Clinical Research
  • Colorectal Cancer
  • Epidemiology
  • Glandular Cancer (Adenocarcinoma)
  • Head and Neck Cancer
  • Hodgkin Disease
  • Immune System Disorders
  • Leukemia
  • Local Neoplasm Recurrence
  • Metastasis
  • Multiple Myeloma (Cancer of Plasma Cells)
  • Squamous Cell Carcinoma
  • Viral Cell Transformation

Certifications, License, & Education

51 Years Experience

Marshall Posner holds an expired medical license in the state of Florida.

Medical License

Medical Doctor with an expired medical license in the state of Florida that expired in 2026.

Education & Training

Residency

Completed their residency at Boston University Medical Center.

Medical School

Graduated from Tufts University School Of Medicine in 1975.

NPI Number

Marshall Posner's NPI number is 1700847753.

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Frequently Asked Questions

Which hospitals is Marshall Posner affiliated with?
Marshall Posner is affiliated with The Mount Sinai Hospital.
Where is Marshall Posner's office located?
Marshall Posner's office is located at 11621 Kew Gardens Ave Ste 101A, Palm Beach Gardens, FL, 33410.
Is Marshall Posner accepting new patients?
Marshall Posner is accepting new patients on Vitals. View Marshall Posner's profile on Vitals to make an appointment.
Does Marshall Posner accept virtual/telehealth appointments?
Marshall Posner has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Does Marshall Posner accept my insurance?
You can see the insurance plans that Marshall Posner accepts on their Vitals profile.

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