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Dr. Gregory Parker, MD

Hematology / Oncology Specialist, Hematologist, Medical Oncologist

Oklahoma City, OK

36 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Parker, Hematology / Oncology Specialist in Oklahoma City, OK?

    Dr. Gregory Parker, MD is a Hematology / Oncology Specialist, who primarily practices in Oklahoma City, OK with 1 additional practice location. He has been practicing for over 36 years and is board certified. Dr. Parker graduated from Virginia Commonwealth University, School of Medicine, Richmond and completed his residency at Med Coll Of Virginia Hosp, Hematology-Internal Medicine; U Ok/Tulsa Med Col Afl Hsp, Internal Medicine. Dr. Parker is fluent in English and Spanish, and is currently seeing new patients. To book an appointment or to confirm insurance options, please call Dr. Parker’s office at (405) 942-9200.

    Where did Dr. Parker go to medical school and complete their residency?

    • Residency: Med Coll Of Virginia Hosp, Hematology-Internal Medicine; U Ok/Tulsa Med Col Afl Hsp, Internal Medicine | U Okla Tulsa Med Coll Affil | University of Oklahoma College of Medicine Program

    • Medical School: University of Ok Coll of Med, Oklahoma City Ok | Virginia Commonwealth University, School of Medicine, Richmond | University Of Oklahoma College Of Medicine

    Is Dr. Parker board certified as a Hematology / Oncology Specialist?

    Yes, Dr. Gregory Parker, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Parker speak?

    Dr. Parker and their clinical team can communicate with patients in the following languages:

    • English
    • Spanish

    What conditions does a Hematology / Oncology Specialist like Dr. Parker typically treat?

    As a Hematology / Oncology Specialist, Dr. Parker 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. Parker. 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:

    • Cancer Chemotherapy
    • Cancer Immunotherapy
    • Chemo treatment
    • Oncology chemotherapy
    • Cancer drug therapy
    • Oncology immunotherapy
    • Immune therapy for cancer

    ICD-10 Codes:

    • Z5111: Encounter for antineoplastic chemotherapy
    • Z5112: Encounter for antineoplastic immunotherapy

    Also known as:

    • Chronic Lymphocytic Leukemia
    • Chronic Myeloid Leukemia
    • Chronic Lymphocytic Leukemia Treatment (PDQ®)
    • Chronic Myelogenous Leukemia Treatment (PDQ®)
    • CLL
    • B-cell chronic lymphocytic leukemia
    • Lymphocytic leukemia
    • CML
    • Chronic myelogenous leukemia
    • Philadelphia chromosome positive leukemia

    ICD-10 Codes:

    • C9110: Chronic lymphocytic leukemia of B-cell type not having achieved remission
    • C9210: Chronic myeloid leukemia, BCR/ABL-positive, not having achieved remission

    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:

    • Colorectal Cancer
    • Colon cancer
    • Rectal cancer
    • Bowel cancer
    • Malignant neoplasm of colon

    ICD-10 Codes:

    • C189: Malignant neoplasm of colon, unspecified

    Also known as:

    • Breast Cancer
    • Mammary cancer
    • Breast carcinoma
    • Breast tumor

    ICD-10 Codes:

    • C50912: Malignant neoplasm of unspecified site of left female breast

    What procedures does a Hematology / Oncology Specialist like Dr. Parker typically perform?

    As a Hematology / Oncology Specialist, procedures performed by Dr. Gregory Parker may include:

    Please contact Dr. Parker's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.

    Does Dr. Parker accept my insurance?

    Dr. Parker accepts most major insurance plans. Important: Please call our office at (405) 942-9200 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Parker accept in Oklahoma City, OK?

    Dr. Parker in Oklahoma City, OK accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Federal government of the United States

    View All Insurances

    Where is Dr. Parker's office located?

    Dr. Gregory Parker's Primary Practice

    3525 NW 56th St Ste 100D

    Oklahoma City, OK 73112

    (405) 942-9200

    Get Directions

    Dr. Gregory Parker's Practice 2

    9 N Bryant Ave

    Edmond, OK 73034

    Get Directions

    What is Dr. Parker's NPI number?A National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

    Dr. Parker's National Provider Identifier (NPI) number is 1972544625.

    What common questions do patients ask about Dr. Parker?

    Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Parker

    What is Dr. Gregory Parker's specialty?

    Dr. Parker is a Hematology / Oncology Specialist near Oklahoma City, OK.

    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 Dr. Gregory Parker affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Parker is affiliated with Norman Regional 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 Dr. Gregory Parker accepting new patients in Oklahoma City, OK?

    Yes, Dr. Gregory Parker is accepting new patients at this time.

    Does Dr. Gregory Parker offer online booking?

    Please contact Dr. Parker's office at (405) 942-9200 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Dr. Gregory Parker?

    Please contact Dr. Parker's office at (405) 942-9200 to schedule an appointment.

    Where is Dr. Parker's office located?

    Dr. Parker's offices are located in Oklahoma City, OK and Edmond, OK.

    Which board certifications does Dr. Gregory Parker have?

    Dr. Gregory Parker is certified by the American Board of Internal Medicine.