CG
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Grenade, Hematology / Oncology Specialist in Delaware, OH?
Dr. Cassandra Grenade, MD is a Hematology / Oncology Specialist, who primarily practices in Delaware, OH. She is board certified. Dr. Grenade is fluent in English, and is currently seeing new patients. Dr. Grenade’s practice accepts Medicare, Aetna, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Grenade’s office at (220) 564-4475.
What are Areas of Expertise for Dr. Grenade?
Dr. Cassandra Grenade, MD is a highly-rated, board-certified Hematology / Oncology Specialist 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. Grenade empowers patients to confidently navigate their health journey, specializing in Hematology, and comprehensive wellness support. Serving the Delaware, OH community, Dr. Grenade is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Grenade go to medical school and complete their residency?
Is Dr. Grenade board certified as a Hematology / Oncology Specialist?
Yes, Dr. Cassandra Grenade, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Grenade speak?
Dr. Grenade and their clinical team can communicate with patients in the following languages:
English
What conditions does a Hematology / Oncology Specialist like Dr. Grenade typically treat?
As a Hematology / Oncology Specialist, Dr. Grenade 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. Grenade. 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:
- Lung Cancer
- Right lung cancer
- Bronchial cancer
- Malignant neoplasm of lung
- Left Lung Cancer
- Bronchial Cancer
- Malignant Lung Tumor
- Pulmonary cancer
ICD-10 Codes:
- C3491: Malignant neoplasm of unspecified part of right bronchus or lung
- C3492: Malignant neoplasm of unspecified part of left bronchus or lung
- C3490: Malignant neoplasm of unspecified part of unspecified bronchus or lung
Also known as:
- Breast Cancer
- Female Breast Cancer
- Malignant Breast Tumor
- Breast Carcinoma
- Mammary cancer
- Breast carcinoma
- Breast tumor
ICD-10 Codes:
- C50919: Malignant neoplasm of unspecified site of unspecified female breast
- C50912: Malignant neoplasm of unspecified site of left female breast
Also known as:
- Colorectal Cancer
- Rectal cancer
- Colon cancer
- Bowel cancer
- Malignant neoplasm of rectum
ICD-10 Codes:
- C20: Malignant neoplasm of rectum
Also known as:
- Prostate Cancer
- Prostate Cancer Treatment (PDQ®)
- Prostatic Carcinoma
- Prostate Gland Cancer
- Malignant Prostate Tumor
ICD-10 Codes:
- C61: Malignant neoplasm of prostate
Also known as:
- Multiple Myeloma
- Plasma Cell Neoplasms (Including Multiple Myeloma) Treatment (PDQ®)
- Active multiple myeloma
- Untreated multiple myeloma
- Plasma cell myeloma
ICD-10 Codes:
- C9000: Multiple myeloma not having achieved remission
What procedures does a Hematology / Oncology Specialist like Dr. Grenade typically perform?
As a Hematology / Oncology Specialist, Dr. Grenade 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. Grenade. 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
Does Dr. Grenade accept my insurance?
Dr. Grenade accepts most major insurance plans. Important: Please call our office at (220) 564-4475 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Grenade accept in Delaware, OH?
Dr. Grenade in Delaware, OH accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Aetna
All Other Third Party
Blue Cross Blue Shield
Blue Cross Blue Shield of Illinois
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Medical Mutual of Ohio
Medicare
Molina Healthcare
Unknown
View All Insurances
Where is Dr. Grenade's office located?
Dr. Cassandra Grenade's Primary Practice
801 Ohio Health Blvd Ste 180
Delaware, OH 43015
(220) 564-4475
What is Dr. Grenade's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Grenade's National Provider Identifier (NPI) number is 1770744807.
What common questions do patients ask about Dr. Grenade?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Grenade
What is Dr. Cassandra Grenade's specialty?
Dr. Grenade is a Hematology / Oncology Specialist near Delaware, OH.
What does a Hematology / Oncology Specialist do?
An internist doctor of osteopathy specializing in the combined treatment of hematology and oncology disorders. A doctor of osteopathy who is board eligible or certified by the American Osteopathic Board of Internal Medicine was previously able to obtain a Certificate of Special Qualifications in Hematology and Oncology; however, this certificate is no longer available.
Is this Dr. Cassandra Grenade affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Grenade is affiliated with Ohiohealth Marion General Hospital 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 Hematology / Oncology Specialist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Hematology / Oncology Specialist. 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 Cassandra Grenade accepting new patients in Delaware, OH?
Yes, Dr. Cassandra Grenade is accepting new patients at this time.
Does Dr. Cassandra Grenade offer online booking?
Please contact Dr. Grenade's office at (220) 564-4475 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Cassandra Grenade?
Please contact Dr. Grenade's office at (220) 564-4475 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Cassandra Grenade have?
Dr. Cassandra Grenade is certified by the American Board of Internal Medicine.
Other Hematology / Oncology Specialist Near Delaware, OH
CL
Hematology / Oncology Specialist
Dr. Chaoyang Li, MD is a Hematology / Oncology Specialist, who primarily practices in Delaware, OH with 2 additional practice locations. He has been practicing for over 34 years and is board certified.
Delaware, OH

Hematology / Oncology Specialist
Dr. Yanis Boumber, MD is a Hematology / Oncology Specialist, who primarily practices in Marion, OH with 1 additional practice location. He is board certified.
Marion, OH
SR
Medical Oncologist
Dr. Sameek Roychowdhury, MD is a Medical Oncologist, who primarily practices in Columbus, OH with 2 additional practice locations. He is board certified.
Columbus, OH