Summary

Dr. Keith Flaherty specializes in oncology and internal medicine, bringing 29 years of experience to cancer care and comprehensive medical treatment. He earned his medical degree from Johns Hopkins University School of Medicine, one of the nation's leading medical institutions. Dr. Flaherty is fluent in both English and Spanish, allowing him to serve a diverse patient population.

Dr. Flaherty practices at Massachusetts General Hospital and Mass General Hospital For Children in Boston, Massachusetts. His expertise focuses on treating ovarian cancer, providing specialized care for patients facing this challenging diagnosis. Patients consistently rate his care highly, with an average rating of 5.0 out of 5 stars on Vitals, reflecting his commitment to exceptional patient care and clinical excellence.

Overview based on verified provider data

Quick Facts

  • 5
  • 29 years of experience
  • speaks English, Spanish
  • Johns Hopkins University School Of Medicine
  • 2 specialties
  • 11 areas of expertise
  • 2 hospital affiliations
  • 2 office locations
  • Male

Office Locations

Dr. Keith Thomas Flaherty has 2 locations

Mass General Hospital For Children

55 Fruit St Fl 6Boston, MA 02114

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Dr. Keith Thomas Flaherty, MD
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Dr. Keith Thomas Flaherty, MDWilliam Preston ThorpeHoward Haym HiattHannah Ellen Toon
OncologyAnesthesiologyPublic Health & General Preventive MedicineAnesthesiology
29 Years of Experience 27 Years of Experience 78 Years of Experience 28 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish
Boston , MAWinchester , MABoston , MAWatertown , MA
Med School: Johns Hopkins University School Of Medicine Med School: Boston University School Of Medicine Med School: Harvard Medical School Med School: Jacobs School Of Medicine & Biomedical Sciences At The Univ Of Buffalo
Current Profile
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Insurance Plans Accepted by Dr. Keith Thomas Flaherty

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Keith Thomas Flaherty has the following 2 specialties

Specialty Expertise

Dr. Keith Thomas Flaherty has the following 11 areas of expertise

  • Breast Cancer
  • Cancer
  • Cancerous Tumor
  • Chemotherapy
  • Epidemiology
  • Internal Medicine
  • Kidney Cancer
  • Melanoma
  • Metastasis
  • Metastatic Cancer
  • Urogenital Cancer (Genitourinary)

Certifications, License, & Education

29 Years Experience

Dr. Keith Thomas Flaherty holds an expired medical license in the state of Massachusetts.

Medical License

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

Education & Training

Medical School

Graduated from Johns Hopkins University School Of Medicine in 1997.

NPI Number

Dr. Flaherty's NPI number is 1861422966.

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Frequently Asked Questions

Where is Dr. Keith Flaherty's office located?
Dr. Keith Flaherty's office is located at 55 Fruit St Fl 6, Boston, MA, 02114.
Which hospitals is Dr. Keith Flaherty affiliated with?
Dr. Keith Flaherty is affiliated with Massachusetts General Hospital and Mass General Hospital For Children.
How can I make an appointment with Dr. Keith Flaherty?
You can find contact information for Dr. Keith Flaherty here on Vitals.
What languages does Dr. Keith Flaherty speak?
Dr. Keith Flaherty speaks English and Spanish.
Does Dr. Keith Flaherty accept my insurance?
You can see the insurance plans that Dr. Keith Flaherty accepts on their Vitals profile.

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