Overview
John Wallmark is a Hematologist Oncology provider in Rockville, Maryland. Dr. Wallmark is rated as an Advanced provider by MediFind in the treatment of Severe Congenital Neutropenia. His top areas of expertise are Breast Cancer, Paget Disease of the Breast, Multiple Myeloma, and Colorectal Cancer.
His clinical research consists of co-authoring 4 peer reviewed articles and participating in 8 clinical trials. 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
- EPO
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- HMO
- POS
- PPO
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- EPO
- HMO
- PPO
- EPO
- POS
- HMO
- INDEMNITY
- POS
- PPO
- HMO
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE-MEDICAID PLAN
- OTHER MANAGED MEDICAID
- OTHER MEDICAID
- STATE MEDICAID
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE PART D
- INSURANCE PLAN
- MEDICARE MAPD
- OTHER COMMERCIAL
- PPO
- EPO
- HMO
- POS
- PPO
- 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
Shady Grove Medical Building Suite200, Suite 200, Rockville, MD 20850
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.
7 Clinical Trials
Maryland Oncology Hematology
Andrew Mener, M.D. has experience treating a wide range of adult hematologic and oncologic disorders, with a particular interest in treating breast, lung, gastrointestinal and hematologic malignancies. He takes great pride in delivering personalized, compassionate care and strives to effectively explain complex treatment options to his patients. He strongly believes in the importance of treating each and every patient as an individual. Learn more at marylandoncology.com. Dr. Mener is rated as a Distinguished provider by MediFind in the treatment of Severe Congenital Neutropenia. His top areas of expertise are Breast Cancer, Paget Disease of the Breast, Iron Deficiency Anemia, and Severe Congenital Neutropenia.
Maryland Oncology Hematology PA
"Shannon C. O'Connor, M.D., is a medical oncologist with Suburban Hospital. She practices out of Maryland Oncology Hematology. Dr. O'Connor has expertise in hematology and medical oncology with a special focus in women's health, including breast cancer and gynecologic cancers. Dr. O'Connor earned her Master's Degree in Physiology at Georgetown University, followed by her medical degree from St. George's University School of Medicine. She completed a residency at Washington Hospital Center, as well as a fellowship in hematology and oncology. Dr. O'Connor is a member of the American Society of Clinical Oncology, the American Society of Hematology, the Montgomery County Medical Society and the American Medical Association. Selected Publications Catlett JP1, Williams SA, O'Connor SC, Krishnan J, Malkovska V. ""Primary lymphoma of bone: an institutional experience."" Leuk Lymphoma. 2008 Nov;49(11):2125-32. doi: 10.1080/10428190802404030.". Dr. O'connor is rated as a Distinguished provider by MediFind in the treatment of Severe Congenital Neutropenia. Her top areas of expertise are Paget Disease of the Breast, Cervical Cancer, Neuroendocrine Carcinoma of the Cervix, and Breast Cancer.
Maryland Oncology Hematology
As an active participant in the medical community, Mohit Narang, M.D. has served as a primary investigator and research assistant on many trials. During Dr. Narang’s fellowship, he was honored with the invitation to attend the Masterclass in Clinical Oncology at Montecatini, Italy by the European School of Oncology. He holds professional memberships with the American Society of Clinical Oncology, American Society of Hematology, as well as the European Society of Medical Oncology. Learn more at marylandoncology.com. Dr. Narang is rated as a Distinguished provider by MediFind in the treatment of Severe Congenital Neutropenia. His top areas of expertise are Multiple Myeloma, Agranulocytosis, Paget Disease of the Breast, Thrombocytopenia, and Bone Marrow Transplant.
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
- Breast CancerDr. Wallmark isDistinguished. Learn about Breast Cancer.
- Multiple MyelomaDr. Wallmark isDistinguished. Learn about Multiple Myeloma.
- Paget Disease of the BreastDr. Wallmark isDistinguished. Learn about Paget Disease of the Breast.
- Advanced
- Adult Immune ThrombocytopeniaDr. Wallmark isAdvanced. Learn about Adult Immune Thrombocytopenia.
- AgranulocytosisDr. Wallmark isAdvanced. Learn about Agranulocytosis.
- AnemiaDr. Wallmark isAdvanced. Learn about Anemia.
- AngiosarcomaDr. Wallmark isAdvanced. Learn about Angiosarcoma.
- Childhood Iron Deficiency AnemiaDr. Wallmark isAdvanced. Learn about Childhood Iron Deficiency Anemia.
- Chronic B-Cell Leukemia (CBCL)Dr. Wallmark isAdvanced. Learn about Chronic B-Cell Leukemia (CBCL).
- Experienced
- Acquired HemophiliaDr. Wallmark isExperienced. Learn about Acquired Hemophilia.
- Acute Mountain SicknessDr. Wallmark isExperienced. Learn about Acute Mountain Sickness.
- Adult Soft Tissue SarcomaDr. Wallmark isExperienced. Learn about Adult Soft Tissue Sarcoma.
- ALK-Positive Non-Small Cell Lung CancerDr. Wallmark isExperienced. Learn about ALK-Positive Non-Small Cell Lung Cancer.
- Anal CancerDr. Wallmark isExperienced. Learn about Anal Cancer.
- Antiphospholipid SyndromeDr. Wallmark isExperienced. Learn about Antiphospholipid Syndrome.


