Overview
Dr. Mark Chaitowitz obtained his medical degree at the University of Witwatersrand in Johannesburg, South Africa. He relocated to the United States in 2001, where he completed his residency in internal medicine at Albert Einstein Medical Center, and fellowship in hematology and oncology at Thomas Jefferson University Hospital, both in Philadelphia.
Dr. Chaitowitz is rated as an Experienced provider by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. His top areas of expertise are Thrombocytopenia, Adult Immune Thrombocytopenia, Immune Thrombocytopenic Purpura (ITP), and Hemangioma Thrombocytopenia Syndrome.
His clinical research consists of co-authoring 5 peer reviewed articles. MediFind looks at clinical research from the past 15 years.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- MEDICARE SNP
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER MEDICARE
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- EPO
- HMO
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER MEDICARE PART D
- MANAGED MEDICAID PLAN
- MEDICARE SNP
- HMO
- POS
- HMO
- INDEMNITY
- POS
- PPO
- MEDICARE SNP
- OTHER MEDICAID
- STATE MEDICAID
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE-MEDICAID PLAN
- EPO
- PPO
- EPO
- HMO
- PPO
- MEDICARE-MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE-MEDICAID PLAN
- EPO
- HMO
- POS
- PPO
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE DISCOUNT CARD
- MEDICARE PDP
- OTHER MEDICARE
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
1695 Eastchester Road, Bronx, NY 10461
3444 Kossuth Avenue, Bronx, NY 10467
967 North Broadway, Yonkers, NY 10701
1575 Blondell Avenue, Bronx, NY 10461
60 East 208th Street, Bronx, NY 10467
Clinical Research
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.
Weill Medical College Of Cornell
Sebastian Mayer is a Hematologist Oncology specialist and a Transplant Surgeon in New York, New York. Dr. Mayer is rated as a Distinguished provider by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. His top areas of expertise are Acute Myeloblastic Leukemia without Maturation, Acute Myeloid Leukemia (AML), Acute Myeloblastic Leukemia with Maturation, Bone Marrow Aspiration, and Colonoscopy.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Distinguished
- ThrombocytopeniaDr. Chaitowitz isDistinguished. Learn about Thrombocytopenia.
- Advanced
- Adult Immune ThrombocytopeniaDr. Chaitowitz isAdvanced. Learn about Adult Immune Thrombocytopenia.
- AnemiaDr. Chaitowitz isAdvanced. Learn about Anemia.
- D-Minus Hemolytic Uremic SyndromeDr. Chaitowitz isAdvanced. Learn about D-Minus Hemolytic Uremic Syndrome.
- Dehydrated Hereditary StomatocytosisDr. Chaitowitz isAdvanced. Learn about Dehydrated Hereditary Stomatocytosis.
- Essential ThrombocythemiaDr. Chaitowitz isAdvanced. Learn about Essential Thrombocythemia.
- Hemangioma Thrombocytopenia SyndromeDr. Chaitowitz isAdvanced. Learn about Hemangioma Thrombocytopenia Syndrome.
- Experienced
- Acute Eosinophilic PneumoniaDr. Chaitowitz isExperienced. Learn about Acute Eosinophilic Pneumonia.
- Acute Mountain SicknessDr. Chaitowitz isExperienced. Learn about Acute Mountain Sickness.
- Acute Myeloblastic Leukemia with MaturationDr. Chaitowitz isExperienced. Learn about Acute Myeloblastic Leukemia with Maturation.
- Acute Myeloblastic Leukemia without MaturationDr. Chaitowitz isExperienced. Learn about Acute Myeloblastic Leukemia without Maturation.
- Acute Myeloid Leukemia (AML)Dr. Chaitowitz isExperienced. Learn about Acute Myeloid Leukemia (AML).
- AgranulocytosisDr. Chaitowitz isExperienced. Learn about Agranulocytosis.