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Dr. John Costanzi MD

Hematologists in Austin, TX

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Dr. John Costanzi specializes in hematology, medical oncology, internal medicine in Austin, Texas.

Dr. John Costanzi has been compared 117 times. Details of Dr. Costanzi's 53 years experience as an MD, his 2 hospital affiliations and education at Georgetown University are available on your free doctor report.

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Board Certification, Specialty and Expertise

Dr. John Costanzi identified specializing in HematologyHematology
An internist with additional training who specializes in diseases of the blood, spleen, and lymph glands. This specialist treats conditions such as anemia, clotting disorders, sickle cell disease, hemophilia, leukemia, and lymphoma.
, Medical OncologyMedical Oncology
An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers chemotherapy for malignancy, as well as consulting with surgeons and radiotherapists on other treatments for cancer.
and Internal MedicineInternal Medicine
A personal physician who provides long term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults, and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections, and diseases affecting the heart, blood, kidneys, joints, and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine which incorporates an understanding of disease prevention, wellness, substance abuse, mental health, and effective treatment of common problems of the eyes, ear, skin, nervous system, and reproductive organs.

  • Internal Medicine
  • Medical Oncology
He is certied by The American Board of Internal Medicine for Internal Medicine and Medical Oncology.

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Hospital Affiliations

A hospital affiliation covers any doctor who has an affiliation, association or admitting privilege with a hospital. A doctor's particular affiliation to a specific hospital can translate to the overall quality of that provider.

Dr. Costanzi is affiliated with 2 hospitals:

Seton Medical Center
1201 W 38th St
Austin, TX 78705

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Dr. John Costanzi has been confirmed to have a license in Texas


Dr. Costanzi attended medical school at Georgetown University School of Medicine and graduated in 1961 having 53 years experience.

Additional residency training in Internal Medicine was conducted at Wilford Hall Medical Center. Advanced training program of a fellowship in Hematology / Oncology was conducted at Wilford Hall Medical Center.

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While there is no proven correlation between the quality of one's educational institution and the quality of one's professional competence, it is often an indicator. Medical schools have various levels of selectivity (some are harder to get into than others), and both the quality of their clinical training and level of research are measured. Additional medical training in both residency and fellowships and the facilities they are conducted at also provide a history of the doctors' level of training and experience.


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