Overview
John Maris is a Hematologist and an Oncologist practicing medicine in Philadelphia, Pennsylvania.
Dr. Maris is highly rated in 13 conditions, according to our data. His clinical expertise encompasses Neuroblastoma, Embryonal Tumor with Multilayered Rosettes, Gliomatosis Cerebri, and Rhabdomyosarcoma.
He is actively involved in clinical research, co-authoring 296 peer reviewed articles and participating in 2 clinical trials.
Specialties
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Languages Spoken
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Insurance
Accepted insurance can change. Please verify directly with the provider.
Locations
3500 Civic Center Blvd, Philadelphia, PA 19104
3401 Civic Center Blvd, Philadelphia, PA 19104
Additional Areas of Focus
Dr. Maris has provided the following conditions as areas of focus. Please note that we may not have enough data to validate their experience in some of these conditions.
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.
2 Clinical Trials
Office
Janet Kwiatkowski is a Hematologist and an Oncologist practicing medicine in Philadelphia, Pennsylvania. Dr. Kwiatkowski is highly rated in 12 conditions, according to our data. Her clinical expertise encompasses Hemolytic Anemia, Congenital Hemolytic Anemia, Anemia, Bone Marrow Transplant, and Splenectomy.
Office
Michael Fisher is a Hematologist and an Oncologist practicing medicine in Philadelphia, Pennsylvania. Dr. Fisher is highly rated in 15 conditions, according to our data. His clinical expertise encompasses Neurofibromatosis, Neurofibromatosis Type 1 (NF1), Glioma, Gliomatosis Cerebri, and Osteotomy.
Office
Stephan Grupp is a Hematologist and an Oncologist practicing medicine in Philadelphia, Pennsylvania. Dr. Grupp is highly rated in 17 conditions, according to our data. His clinical expertise encompasses Hepatic Venoocclusive Disease with Immunodeficiency, Acute Lymphoblastic Leukemia (ALL), Leukemia, Adult T-Cell Leukemia, and Bone Marrow Transplant.
Frequently Asked Questions about Dr. John M. Maris
How do I make an appointment with Dr. John M. Maris?
You can book an appointment with Dr. John M. Maris by calling their office at 215-590-3025. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.
Is Dr. John M. Maris a top-rated expert for Neuroblastoma?
MediFind is an objective health platform that identifies experts based on real-world data. Dr. John M. Maris is classified as an Elite expert for Neuroblastoma, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.
What conditions does Dr. John M. Maris specialize in?
While Dr. John M. Maris is a Hematology, they have specific expertise in Neuroblastoma, Embryonal Tumor with Multilayered Rosettes, and Gliomatosis Cerebri. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Hematology.
Does Dr. John M. Maris participate in research or clinical trials?
Yes. Dr. John M. Maris has published 296 articles and abstracts on conditions like Neuroblastoma. You can view a list of Dr. John M. Maris's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.
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
- Elite
- Embryonal Tumor with Multilayered Rosettes
- Gliomatosis CerebriDr. Maris isElite. Learn about Gliomatosis Cerebri.
- NeuroblastomaDr. Maris isElite. Learn about Neuroblastoma.
- RhabdomyosarcomaDr. Maris isElite. Learn about Rhabdomyosarcoma.
- Distinguished
- Adult Soft Tissue SarcomaDr. Maris isDistinguished. Learn about Adult Soft Tissue Sarcoma.
- Ewing SarcomaDr. Maris isDistinguished. Learn about Ewing Sarcoma.
- GanglioneuroblastomaDr. Maris isDistinguished. Learn about Ganglioneuroblastoma.
- OsteosarcomaDr. Maris isDistinguished. Learn about Osteosarcoma.
- Wilms TumorDr. Maris isDistinguished. Learn about Wilms Tumor.
- Advanced
- Hereditary NeuroblastomaDr. Maris isAdvanced. Learn about Hereditary Neuroblastoma.
- MedulloblastomaDr. Maris isAdvanced. Learn about Medulloblastoma.
- Rhabdoid TumorDr. Maris isAdvanced. Learn about Rhabdoid Tumor.
- Small Cell Lung Cancer (SCLC)Dr. Maris isAdvanced. Learn about Small Cell Lung Cancer (SCLC).
- Experienced
- Acute Lymphoblastic Leukemia (ALL)Dr. Maris isExperienced. Learn about Acute Lymphoblastic Leukemia (ALL).
- Adrenal CancerDr. Maris isExperienced. Learn about Adrenal Cancer.
- Adrenocortical CarcinomaDr. Maris isExperienced. Learn about Adrenocortical Carcinoma.
- Anaplastic Large Cell LymphomaDr. Maris isExperienced. Learn about Anaplastic Large Cell Lymphoma.
- AstrocytomaDr. Maris isExperienced. Learn about Astrocytoma.
- Bone TumorDr. Maris isExperienced. Learn about Bone Tumor.
- Brain TumorDr. Maris isExperienced. Learn about Brain Tumor.
- Burkitt LymphomaDr. Maris isExperienced. Learn about Burkitt Lymphoma.
- Dendritic Cell TumorDr. Maris isExperienced. Learn about Dendritic Cell Tumor.
- EpendymomaDr. Maris isExperienced. Learn about Ependymoma.
- GanglioneuromaDr. Maris isExperienced. Learn about Ganglioneuroma.
- GlioblastomaDr. Maris isExperienced. Learn about Glioblastoma.
- GliomaDr. Maris isExperienced. Learn about Glioma.
- HepatoblastomaDr. Maris isExperienced. Learn about Hepatoblastoma.
- LeukemiaDr. Maris isExperienced. Learn about Leukemia.
- Lung CancerDr. Maris isExperienced. Learn about Lung Cancer.
- Metastatic Brain TumorDr. Maris isExperienced. Learn about Metastatic Brain Tumor.
- Non-Hodgkin LymphomaDr. Maris isExperienced. Learn about Non-Hodgkin Lymphoma.
- PIK3CA-Related Overgrowth SpectrumDr. Maris isExperienced. Learn about PIK3CA-Related Overgrowth Spectrum.
- Posterior Fossa TumorDr. Maris isExperienced. Learn about Posterior Fossa Tumor.
- Renal Cell Carcinoma (RCC)Dr. Maris isExperienced. Learn about Renal Cell Carcinoma (RCC).
- Spinal TumorDr. Maris isExperienced. Learn about Spinal Tumor.
- T-Cell LymphomaDr. Maris isExperienced. Learn about T-Cell Lymphoma.
- Trophoblastic Tumor Placental SiteDr. Maris isExperienced. Learn about Trophoblastic Tumor Placental Site.