Dr. Margaret Von-Mehren, MD
Philadelphia, PA
30 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Von-Mehren, Medical Oncologist in Philadelphia, PA?
Dr. Margaret Von-Mehren, MD is a Medical Oncologist, who primarily practices in Philadelphia, PA. She has been practicing for over 30 years and is board certified. Dr. Von-Mehren graduated from Albany Medical College of Union University and completed her residency at NYU Langone Medical Center. She is a member of the American Society of Clinical Oncology. Dr. Von-Mehren is fluent in English and Spanish, and is currently seeing new patients. Dr. Von-Mehren’s practice accepts Medicare, Aetna, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Von-Mehren’s office.
What are Areas of Expertise for Dr. Von-Mehren?
Dr. Margaret Von-Mehren, MD is a highly-rated, board-certified Medical Oncologist known for expertly diagnosing, treating, and managing a wide array of related conditions and procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Von-Mehren empowers patients to confidently navigate their health journey, specializing in Gastrointestinal Stromal Tumors, Immunotherapy, Melanoma, Sarcoma, and comprehensive wellness support. Serving the Philadelphia, PA community, Dr. Von-Mehren is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Von-Mehren go to medical school and complete their residency?
Fellowship: Hematology-Oncology, Fox Chase Cancer Center and Temple University, Philadelphia, Pa.
Residency: NYU Langone Medical Center | BELLEVUE HOSPITAL CENTER
Medical School: Albany Medical College of Union University
Is Dr. Von-Mehren board certified as a Medical Oncologist?
Yes, Dr. Margaret Von-Mehren, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Von-Mehren speak?
Dr. Von-Mehren and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does a Medical Oncologist like Dr. Von-Mehren typically treat?
As a Medical Oncologist, Dr. Von-Mehren diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Von-Mehren. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Soft Tissue Sarcoma
- Cancer
- Connective Tissue Disorder
- Malignant Soft Tissue Tumor
- Connective Tissue Cancer
- Soft Tissue Cancer
ICD-10 Codes:
- C499: Malignant neoplasm of connective and soft tissue, unspecified
Also known as:
- Stomach Gastrointestinal Stromal Tumor
- Small Intestine Gastrointestinal Stromal Tumor
- Gastrointestinal stromal tumor
- GIST of stomach
- Gastric GIST
- Stomach tumor
- GIST of small intestine
- Small bowel GIST
- Small intestine tumor
ICD-10 Codes:
- C49A2: Gastrointestinal stromal tumor of stomach
- C49A3: Gastrointestinal stromal tumor of small intestine
Also known as:
- Cancer Chemotherapy
- Chemo treatment
- Oncology chemotherapy
- Cancer drug therapy
ICD-10 Codes:
- Z5111: Encounter for antineoplastic chemotherapy
Also known as:
- Gastrointestinal Stromal Tumor
- Gastrointestinal stromal tumor
- GIST
- GI stromal tumor
- Stomach and bowel tumor
ICD-10 Codes:
- C49A0: Gastrointestinal stromal tumor, unspecified site
What procedures does a Medical Oncologist like Dr. Von-Mehren typically perform?
As a Medical Oncologist, Dr. Von-Mehren performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Von-Mehren. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Blood Transfusion
- Blood Transfusion and Donation
- Blood product transfusion
- Red blood cell transfusion
- Plasma transfusion
CPT Codes:
- 36430: Transfusion, blood or blood components
Also known as:
- Declotting of Vascular Access Device
- Catheter declotting
- Thrombolytic therapy for catheter
- Blocked port-a-cath treatment
- Vascular access device unblocking
CPT Codes:
- 36593: Declotting by thrombolytic agent of implanted vascular access device or catheter
Does Dr. Von-Mehren accept my insurance?
Dr. Von-Mehren accepts most major insurance plans. Important: Please call our office at before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Von-Mehren accept in Philadelphia, PA?
Dr. Von-Mehren in Philadelphia, PA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Cigna Group
CVS Health (formerly Aetna)
Humana
Independence Health Group
Jefferson Health
Medicare
State of Pennsylvania
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Von-Mehren's office located?
Recognitions
Memberships & Associations
American Society of Clinical Oncology
Member
Castle Connolly Doctor’s Choice Awards
Doctor’s Choice - All Time
Among the most nominated for the Castle Connolly Top Doctor recognition across all time
Doctor’s Choice - 2025
Among the most nominated for the Castle Connolly Top Doctor recognition in 2025
Doctor’s Choice - Last 5 Years
Among the most nominated for the Castle Connolly Top Doctor recognition in the last 5 years
Awards
Philadelphia Magazine, Top Doctors 2014, Medical Oncology
Philadelphia Magazine Top Doctors 2009-2014
Best Doctors in America 2013, 2014
What is Dr. Von-Mehren's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Von-Mehren's National Provider Identifier (NPI) number is 1144243858.
What common questions do patients ask about Dr. Von-Mehren?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Von-Mehren
What is Dr. Margaret Von-Mehren's specialty?
Dr. Von-Mehren is a Medical Oncologist near Philadelphia, PA.
What does a Medical Oncologist do?
An internist specializing in the diagnosis and treatment of various cancers and both benign and malignant tumors. This specialist determines and administers therapy for malignancies and collaborates with surgeons and radiation oncologists on additional cancer treatment options.
Is this Dr. Margaret Von-Mehren affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Von-Mehren is affiliated with Fox Chase Cancer Center which is a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
When to see a Medical Oncologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Medical Oncologist. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Margaret Von-Mehren accepting new patients in Philadelphia, PA?
Yes, Dr. Margaret Von-Mehren is accepting new patients at this time.
Does Dr. Margaret Von-Mehren offer online booking?
Please contact Dr. Von-Mehren's office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Margaret Von-Mehren?
Please contact Dr. Von-Mehren's office for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Margaret Von-Mehren have?
Dr. Margaret Von-Mehren is certified by the American Board of Internal Medicine.
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Connect with DR. Von-Mehren
Fox Chase Cancer Center
333 Cottman Avenue
Philadelphia, PA 19111