GW
30 Years of Experience
Accepting patients
Who is Dr. Warren, Hematology / Oncology Specialist in Cleveland, OH?
Dr. Gregory Warren, MD is a Hematology / Oncology Specialist, who primarily practices in Cleveland, OH. He has been practicing for over 30 years and is board certified. Dr. Warren graduated from The University of Toledo College of Medicine and completed his residency at Clarian Indiana Univ Hosp, Hematology/Oncology; Vanderbilt Univ Med Ctr, Internal Medicine. Dr. Warren is fluent in English, and is currently seeing new patients. Dr. Warren’s practice accepts Aetna, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Warren’s office at (440) 816-6051.
What are Areas of Expertise for Dr. Warren?
Dr. Gregory Warren, MD is a highly-rated, board-certified Hematology / Oncology Specialist 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. Warren empowers patients to confidently navigate their health journey, specializing in Lung Cancer, or comprehensive wellness support. Serving the Cleveland/OH community, Dr. Warren is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Warren go to medical school and complete their residency?
Residency: Clarian Indiana Univ Hosp, Hematology/Oncology; Vanderbilt Univ Med Ctr, Internal Medicine | Clarian Indiana University Hospital | Vanderbilt University Medical Center Program
Medical School: Med Coll of Ohio At Toledo | University of Toledo College of Medicine | The University of Toledo College of Medicine
What languages does Dr. Warren speak?
Dr. Warren and their clinical team can communicate with patients in the following languages:
English
What conditions does Dr. Warren treat?
As a Hematology / Oncology Specialist, Dr. Warren 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. Warren. 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:
- 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:
- Secondary Bone Cancer
- Cancer in Abdominal Lymph Nodes
- Cancer in Chest Lymph Nodes
- Secondary Brain Cancer
- Bone Cancer
- Cancer
- Brain Tumor
- Metastatic bone cancer
- Cancer spread to bone
- Bone metastases
- Metastatic Abdominal Lymph Node Cancer
- Secondary Intra-abdominal Lymphoma
- Abdominal Lymph Node Metastasis
- Metastatic Chest Lymph Node Cancer
- Secondary Intrathoracic Lymphoma
- Chest Lymph Node Metastasis
- Metastatic brain cancer
- Brain metastases
- Cancer spread to brain
ICD-10 Codes:
- C7951: Secondary malignant neoplasm of bone
- C772: Secondary and unspecified malignant neoplasm of intra-abdominal lymph nodes
- C771: Secondary and unspecified malignant neoplasm of intrathoracic lymph nodes
- C7931: Secondary malignant neoplasm of brain
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:
- Secondary Cancer in Armpit Lymph Nodes
- Secondary Cancer in Head and Neck Lymph Nodes
- Cancer
- Metastatic Cancer to Armpit Lymph Nodes
- Axillary Lymph Node Cancer Spread
- Lymph Node Metastasis in Armpit
- Metastatic Cancer to Neck Lymph Nodes
- Head and Neck Lymph Node Cancer Spread
- Lymph Node Metastasis in Neck
ICD-10 Codes:
- C773: Secondary and unspecified malignant neoplasm of axilla and upper limb lymph nodes
- C770: Secondary and unspecified malignant neoplasm of lymph nodes of head, face and neck
Also known as:
- Cancer Spread to Liver and Bile Duct
- Liver Cancer
- Metastatic Liver Cancer
- Secondary Liver Tumor
- Liver Metastasis
ICD-10 Codes:
- C787: Secondary malignant neoplasm of liver and intrahepatic bile duct
Also known as:
- Breast Cancer
- Female Breast Cancer
- Malignant Breast Tumor
- Breast Carcinoma
ICD-10 Codes:
- C50919: Malignant neoplasm of unspecified site of unspecified female breast
- C50412: Malignant neoplasm of upper-outer quadrant of left female breast
Also known as:
- Iron Deficiency Anemia
- Iron Deficiency Anemia from Chronic Blood Loss
- Anemia
- Iron
- Anemia from Iron Lack
- Low Iron Anemia
- Sideropenic Anemia
- Anemia due to iron deficiency and blood loss
- Chronic blood loss anemia
- Low iron anemia from bleeding
ICD-10 Codes:
- D509: Iron deficiency anemia, unspecified
- D500: Iron deficiency anemia secondary to blood loss (chronic)
Also known as:
- Chronic Lymphocytic Leukemia
- Chronic Lymphocytic Leukemia Treatment (PDQ®)
- CLL
- B-cell chronic lymphocytic leukemia
- Lymphocytic leukemia
ICD-10 Codes:
- C9110: Chronic lymphocytic leukemia of B-cell type not having achieved remission
Also known as:
- Monoclonal Gammopathy
- Blood Disorder
- Plasma Cell Neoplasms (Including Multiple Myeloma) Treatment (PDQ)
- MGUS
- Plasma Cell Disorder
- Gammopathy of Undetermined Significance
ICD-10 Codes:
- D472: Monoclonal gammopathy
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
Also known as:
- Other Abnormal Findings on Lung Scan
- Unusual Lung Scan Results
- Atypical Lung Imaging
- Nonspecific Lung Abnormality
ICD-10 Codes:
- R918: Other nonspecific abnormal finding of lung field
Also known as:
- Waldenstrom Macroglobulinemia
- Lymphoma
- Waldenstrm macroglobulinemia
- Lymphoplasmacytic Lymphoma', 'WM Lymphoma', 'Waldenstrom's Disease
ICD-10 Codes:
- C880: Waldenstrom macroglobulinemia
Also known as:
- Personal History of Breast Cancer
- Breast Cancer
- Past breast cancer
- Previous mammary malignancy
- History of breast tumor
ICD-10 Codes:
- Z853: Personal history of malignant neoplasm of breast
Which procedures does Dr. Warren perform as a Hematology / Oncology Specialist?
As a Hematology / Oncology Specialist, procedures performed by a Dr. Gregory Warren may include:
- 3D Conformal Radiotherapy
- Adaptive Radiation Therapy (ART)
- Adrenalectomy
- Blood Thinning Therapy / Anticoagulation
- Blood Transfusion Consultation
- Blood Transfusion Follow Up
- Bone Excision
- Bone Grafting
For detailed information, please contact Dr. Warren's office.
Does Dr. Warren accept my insurance?
Dr. Warren accepts most major insurance plans. Important: Please call our office at (440) 816-6051 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Warren accept in Cleveland, OH?
Dr. Warren in Cleveland, OH accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Aetna
Blue Cross Blue Shield
Blue Cross Blue Shield of Illinois
Blue Cross Blue Shield of Michigan
Capital Blue Cross
Cigna
CMS
Elevance Health Inc. (formerly Anthem)
Empire Blue Cross Blue Shield
Oscar
View All Insurances
Where is Dr. Warren's office located?
What is Dr. Warren's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Warren's National Provider Identifier (NPI) number is 1154309243.
What common questions do patients ask about Dr. Warren?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Warren
What is Dr. Gregory Warren's specialty?
Dr. Warren is a Hematology / Oncology Specialist near Cleveland, OH. 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. Contact Dr. Warren to book an appointment today.
Is this Dr. Gregory Warren affiliated with a ranked Castle Connolly Top Hospital?
No, Warren is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: Southwest General Health Center, UH Seidman Cancer Center. Castle Connolly Top Hospitals 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 Hematology / Oncology Specialist?
Explore Hematology / Oncology Specialist 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 Gregory Warren accepting new patients in Cleveland, OH?
Yes, Dr. Gregory Warren is accepting new patients at this time.
Does Dr. Gregory Warren offer online booking?
Please contact Dr. Warren's office at (440) 816-6051 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Gregory Warren?
Please contact Dr. Warren's office at (440) 816-6051 for information regarding telehealth appointment availability or for scheduling assistance.
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