DG
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Geynisman, Medical Oncologist in Philadelphia, PA?
Dr. Daniel Geynisman, MD is a Medical Oncologist, who primarily practices in Philadelphia, PA. He is board certified. Dr. Geynisman graduated from University of Pittsburgh School of Medicine. Dr. Geynisman is fluent in English and Spanish, and is currently seeing new patients. Dr. Geynisman’s practice accepts Medicare, UnitedHealthcare, Aetna, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Geynisman’s office.
What are Areas of Expertise for Dr. Geynisman?
Dr. Daniel Geynisman, MD is a highly-rated, board-certified Medical Oncologist known for expertly diagnosing, treating, and managing a wide array of related conditions or procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Geynisman empowers patients to confidently navigate their health journey, specializing in Bladder Cancer, Kidney Cancer, Penile Cancer, Prostate Cancer, Testicular Cancer, or comprehensive wellness support. Serving the Philadelphia/PA community, Dr. Geynisman is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Geynisman go to medical school and complete their residency?
Medical School: University of Pittsburgh / Main Campus | University of Pittsburgh School of Medicine
Is Dr. Geynisman board certified as a Medical Oncologist?
Yes, Dr. Daniel Geynisman, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Geynisman speak?
Dr. Geynisman and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does Dr. Geynisman treat?
As a Medical Oncologist, Dr. Geynisman 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. Geynisman. 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.
Also known as:
- Prostate Cancer
- Testicular Cancer
- Prostate Cancer Treatment (PDQ®)
- Testicular Cancer Treatment (PDQ®)
- Prostatic Carcinoma
- Prostate Gland Cancer
- Malignant Prostate Tumor
- Testis Cancer
- Germ Cell Tumor
- Male Gonadal Cancer
ICD-10 Codes:
- C61: Malignant neoplasm of prostate
- C6290: Malignant neoplasm of unspecified testis, unspecified whether descended or undescended
Also known as:
- Kidney Cancer
- Renal cancer
- Kidney carcinoma
- Renal cell carcinoma
ICD-10 Codes:
- C649: Malignant neoplasm of unspecified kidney, except renal pelvis
- C642: Malignant neoplasm of left kidney, except renal pelvis
Also known as:
- Cancer Immunotherapy
- Cancer Chemotherapy
- Oncology immunotherapy
- Immune therapy for cancer
- Chemo treatment
- Oncology chemotherapy
- Cancer drug therapy
ICD-10 Codes:
- Z5112: Encounter for antineoplastic immunotherapy
- Z5111: Encounter for antineoplastic chemotherapy
Also known as:
- Bladder Cancer
- Urinary Bladder Cancer
- Bladder Carcinoma
ICD-10 Codes:
- C679: Malignant neoplasm of bladder, unspecified
Also known as:
- Kidney Cancer
- Renal Cancer
- Kidney Tumor
- Renal Cell Carcinoma
ICD-10 Codes:
- C641: Malignant neoplasm of right kidney, except renal pelvis
Also known as:
- Urinary Tract Cancer
- Bladder Cancer
- Kidney Cancer
- Urologic Cancer
- Genitourinary Cancer
- Urinary System Cancer
ICD-10 Codes:
- C689: Malignant neoplasm of urinary organ, unspecified
Also known as:
- Cancer Follow-up Exam
- Cancer
- Post-cancer treatment checkup
- Malignancy surveillance
- Oncology follow-up
ICD-10 Codes:
- Z08: Encounter for follow-up examination after completed treatment for malignant neoplasm
What procedures does Dr. Geynisman perform?
As a Medical Oncologist, Dr. Geynisman 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. Geynisman. 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.
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. Geynisman accept my insurance?
Dr. Geynisman 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. Geynisman accept in Philadelphia, PA?
Dr. Geynisman 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
CVS Health (formerly Aetna)
Express Scripts
Health Partners Plans
HealthComp
Independence Blue Cross
Independent Health
Medicare
State of Tennessee
UnitedHealthcare
View All Insurances
Where is Dr. Geynisman's office located?
Recognitions
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
What is Dr. Geynisman's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Geynisman's National Provider Identifier (NPI) number is 1437343597.
What common questions do patients ask about Dr. Geynisman?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Geynisman
What is Dr. Daniel Geynisman's specialty?
Dr. Geynisman is a Medical Oncologist near Philadelphia, PA. 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. Contact Dr. Geynisman to book an appointment today.
Is this Dr. Daniel Geynisman affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Geynisman is affiliated with Fox Chase Cancer Center, Temple University Hospital which are a Castle Connolly Top Hospitals. 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
Where can I learn more about Medical Oncologist?
Explore Medical Oncologist with 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 Daniel Geynisman accepting new patients in Philadelphia, PA?
Yes, Dr. Daniel Geynisman is accepting new patients at this time.
Does Dr. Daniel Geynisman offer online booking?
Please contact Dr. Geynisman's office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Daniel Geynisman?
Please contact Dr. Geynisman's office for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Daniel Geynisman have?
Dr. Daniel Geynisman is certified by the American Board of Internal Medicine.
Other Medical Oncologist Near Philadelphia, PA
MM
Medical Oncologist
Accepting patientsDr. Melissa Mcshane, MD is a Medical Oncologist, who primarily practices in Philadelphia, PA.
Philadelphia, PA
MM
Medical Oncologist
Accepting patientsDr. Marcus Messmer is a Medical Oncologist, who primarily practices in Philadelphia, PA.
Philadelphia, PA
MZ
Medical Oncologist
Accepting patientsDr. Matthew Zibelman, MD is a Medical Oncologist, who primarily practices in Philadelphia, PA. He is board certified.
Philadelphia, PA
Connect with DR. Geynisman
Fox Chase Cancer Center
333 Cottman Avenue
Philadelphia, PA 19111