John Youssef, MD

Hematology, Medical Oncology

5.0 with 590 ratings

Sees patients age 18 and up

Dr. Youssef is a Penn Medicine physician.

Call 800-789-7366 Request Appointment

Meet Dr. Youssef

In addition to Penn Medicine hospital privileges, Dr. Youssef also has privileges at St. Mary Medical Center, a member of the Penn Cancer Network.

All Cancer Types

Acute Lymphocytic Leukemia (ALL)
Acute Myeloid Leukemia (AML)
Acute Promyelocytic Leukemia
Adenocarcinoma of the Head and Neck
Adjuvant Chemotherapy
Adrenal Cancer (Adrenocortical Carcinoma)
Adult T-Cell Leukemia
Adult T-Cell Lymphoma
AIDS Related Malignancies
All Cancer Types
Amyloidosis
Anal Cancer
Anaplastic Large Cell Lymphoma
Anaplastic Thyroid Cancer
Anemia
Anemia and Bone Marrow Disorders
Anemia of Chronic Disease
Anemia of Pregnancy
Anticoagulation
Antiphospholipid Syndrome
Antithrombin Deficiency
Aplastic Anemia
Autoimmune Hemolytic Anemia
B12 Deficiency Anemia
Bile Duct Cancer (Cholangiocarcinoma)
Bladder Cancer
Bleeding Disorder
Blood Cancer
Blood Clot (Thrombus)
Blood Clotting Disorders (Blood Coagulation)
Blood Disorders
Blood Platelet Disorders
Bone Marrow Biopsy
Bone Marrow Failure Syndromes
Bone Tumors
Brain Tumor
Breast Cancer
Breast Cancer Immunotherapy
Cancer During Pregnancy
Cancer Immunotherapy
Cancer Pain
Cancer Survivor
Carcinoid Tumors
Carcinoma In Situ of Breast
Castleman Disease
Catastrophic Antiphospholipid Syndrome
Cervical Cancer
Chemotherapy for Cancer
Chronic Lymphocytic Leukemia (CLL)
Chronic Myeloid Leukemia (CML)
Chronic Myelomonocytic Leukemia (CMML)
Clinical Trials
Coagulation Disorders
Cold Agglutinin Disease
Colon Cancer
Colon Tumor
Cooley's Anemia
Cryoglobulinemia
Deep Thrombophlebitis
Deep Vein Thrombosis
Ductal Carcinoma in Situ (DCIS)
Endocrine Complications of Cancer Therapy
Endometrial Cancer
Esophageal Cancer
Essential Thrombocytosis
Factor Eight Disorder
Factor Nine Deficiency
Factor V Leiden
Fallopian Tube Cancer
Familial Aplastic Anemia
Folic Acid Deficiency
Gallbladder Cancer
Gastrointestinal Cancer (GI Cancer)
Gastrointestinal Stromal Tumors (GIST)
Glioblastoma
Glioma
Glucose-6-Phosphate Dehydrogenase Deficiency
Hairy Cell Leukemia
Hand-Foot Syndrome
Head and Neck Cancer
Head and Neck Tumor
HELLP Syndrome
Hematologic Malignancies
Hemochromatosis
Hemoglobinopathies
Hemolytic Anemia
Hemolytic Uremic Syndrome
Hemophilia
Heparin-Induced Thrombocytopenia
Hereditary Cancer Risk
Hereditary Spherocytosis
Hodgkin Lymphoma
Hypercoagulable State
Hypogammaglobulinemia
Idiopathic Thrombocytopenic Purpura
Inflammatory Breast Cancer (IBC)
Iron Deficiency Anemia
Iron Metabolism Disorders
Kaposi Sarcoma
Kidney Cancer
Large Granular Lymphocytic Leukemia
Laryngeal Cancer
Leukemia
Leukocytosis
Leukopenia
Light Chain Disorders
Liver Cancer
Liver Metastases
Lobular Carcinoma in Situ (LCIS)
Low Platelet Count (Thrombocytopenia)
Lung Cancer
Lupus Anticoagulant
Lymphoma
Lymphopenia
Male Breast Cancer
Marginal Zone Lymphoma
Maternal Anticoagulation
Maternal Hematologic Disorders
Maternal Thrombophilia
Mediastinal Lymphoma
Medullary Cancer of Thyroid
Melanoma
Merkel Cell Carcinoma
Mesothelioma
Monoclonal Gammopathy of Undetermined Significance (MGUS)
Mouth Cancer (Oral Cancer)
Mucosa-Associated Lymphoid Tissue Lymphoma
Mucosal Melanoma
Multiple Myeloma
Myelodysplastic Syndromes (MDS)
Myeloproliferative Neoplasms (MPNs)
Neoadjuvant Chemotherapy
Neuroendocrine Tumor
Neutropenia
Non-Hodgkin Lymphoma
Non-Small Cell Lung Cancer
Oropharyngeal Cancer
Ovarian Cancer
Pancreatic Cancer
Pancytopenia
Paroxysmal Nocturnal Hemoglobinuria
Peripheral T-Cell Lymphoma
Pernicious Anemia
Petechiae
Plasma Cell Dyscrasia
Polycythemia
Post Thrombotic Syndrome
Primary CNS Lymphoma
Primary Myelofibrosis
Primary Systemic Amyloidosis
Prolymphocytic Leukemia
Prostate Cancer
Protein C Deficiency
Protein S Deficiency
Prothrombin Gene Mutation
Pulmonary Metastases
Pure Red Cell Aplasia
Purpura
Rectal Cancer
Recurrent Thrombosis
Red Blood Cell Disorders
Refractory Anemia With Excess Blasts
Secondary Polycythemia
Sezary Syndrome
Sickle Cell Disease
Sinus Cancer
Skin Cancer
Small Cell Lung Cancer
Spinal Tumor
Splenic Sequestration
Splenomegaly
Squamous Cell Carcinoma of the Head and Neck
Stomach Cancer (Gastric Cancer)
Sweat Gland Carcinoma
Targeted Therapy
Testicular Cancer
Thalassemia
Thoracic Cancer
Throat Cancer
Thrombocytosis
Thrombophilia
Thrombotic Disorders
Thrombotic Thrombocytopenic Purpura
Thyroid Cancer
Transformed Lymphoma
Transitional Cell Carcinoma
Ureteral Cancer
Urethral Cancer
Uterine Cancer
Vaginal Cancer
Venous-Occlusive Crisis
Von Willebrand Disease
Vulvar Cancer
Waldenstrom Macroglobulinemia (WM)
White Blood Cell Disorders

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Programs and Centers

Penn Medicine's programs and centers combine doctors from many disciplines to coordinate care from start to finish. Dr. Youssef is part of these programs:

Abramson Cancer Center

Board Certification

Hematology, 2006
Medical Oncology, 2006

Education and Training

Medical School: Medical College of Ohio
Residency: Virginia Commonwealth University
Fellowship: Virginia Commonwealth University

Primary Location

Penn Hematology/Oncology Langhorne

Oxford Valley Medical Plaza, Suite 205
240 Middletown Blvd.
Langhorne, PA 19047

Map Call 800-789-7366

View details

Penn Medicine Hospital Privileges

Penn Presbyterian Medical Center: On the medical staff, but does not have privileges to treat patients in the hospital.

Overall Ratings

out of 5 ; Ratings;

The Patient Satisfaction Rating is an average of all responses to the care provider related question shown above from our internal platform, PMX Feedback. Responses are measured on a scale of 1 to 5 with 5 being the best score. Scores reflect either the most recent 12 months of surveys or the most recent 30 surveys overall. Data is updated monthly and comments remain on the profile for 12 months.

Comments are submitted by patients and reflect their views and opinions. The comments are not endorsed by and do not necessarily reflect the views of Penn Medicine.

Patients that are treated in outpatient or hospital environments may receive different surveys.

Please contact the practice and/or the member services department of your insurance company for specific details before receiving services. Providers may participate in some, but not all, products offered by a health plan; providers may also accept plans at some practice locations but not others.

Aetna
Amerihealth Caritas (Transplant patients only)
Centivo Health Plan
Cigna
Cigna Medicare
Claim Watcher (Homestead/Index)
Clover Health Plan
Geisinger Health Plan
Geisinger Medicaid
Global Medical Management
HealthAmerica / HealthAssurance, a Coventry Plan
HealthPartners
HealthSmart
Highmark Blue Shield
Highmark Blue Shield Medicare
Highmark Wholecare
Horizon Blue Cross Blue Shield of New Jersey
Humana / Medicare
Imagine Health 360

Independence Blue Cross (Keystone East)
Jefferson Health Plans (fka Health Partners Plans)
Keystone First
Keystone First Medicare
NJ Medicaid
NJ Qualcare
Oscar Health Plan of PA
Oxford Health Plan
PA Health and Wellness (Centene) Medicare
PA Medicaid
PA Medicare
Provider Partners Health Plan
Rail Road Medicare / Palmetto GBA
Tricare
UnitedHealthcare Community Plan
UnitedHealthcare Community Plan PA
UPMC Health Plan
US Family Health Plan
Veterans Choice Program