Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Keefer, Hematology / Oncology Specialist in Oklahoma City, OK?
Dr. Michael Keefer, MD is a Hematology / Oncology Specialist, who primarily practices in Oklahoma City, OK with 1 additional practice location. He is board certified by the American Board of Internal Medicine. Dr. Keefer graduated from University Of Oklahoma College Of Medicine and completed his residency at University of Oklahoma Health Sciences Center. Dr. Keefer is fluent in English, and is currently seeing new patients. Dr. Keefer’s practice accepts Medicare, UnitedHealthcare, Aetna, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Keefer’s office.
What are Areas of Expertise for Dr. Keefer?
Dr. Michael Keefer, 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. Keefer empowers patients to confidently navigate their health journey, specializing in Hematology, or comprehensive wellness support. Serving the Oklahoma City/OK community, Dr. Keefer is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Keefer go to medical school and complete their residency?
Fellowship: University of Oklahoma Health Sciences Center - Hematology
Residency: University of Oklahoma Health Sciences Center | University of Oklahoma Health Sciences Center Program
Medical School: University Of Oklahoma College Of Medicine
Is Dr. Keefer board certified in Hematology / Oncology Specialist?
Yes, Dr. Michael Keefer, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Keefer speak?
Dr. Keefer and their clinical team can communicate with patients in the following languages:
English
What conditions does Dr. Keefer treat?
As a Hematology / Oncology Specialist, Dr. Keefer 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. Keefer. 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 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:
- Breast Cancer
- Estrogen Receptor Positive (ER+) Status
- Upper-Outer Quadrant Right Female Breast Cancer
- Female Breast Cancer
- Malignant Breast Tumor
- Breast Carcinoma
- ER Positive Breast Cancer
- Hormone-Sensitive Breast Cancer
- Estrogen-Driven Cancer
- Mammary cancer
- Breast carcinoma
- Breast tumor
- Right female breast cancer upper-outer
- Upper-outer right female breast tumor
- Malignant growth in upper-outer right female breast
ICD-10 Codes:
- C50919: Malignant neoplasm of unspecified site of unspecified female breast
- Z170: Estrogen receptor positive status [ER+]
- C50912: Malignant neoplasm of unspecified site of left female breast
- C50411: Malignant neoplasm of upper-outer quadrant of right female breast
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:
- 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:
- Routine Adult Health Checkup
- Health Checkup
- Adult physical exam
- Annual wellness visit for adults
- General adult medical exam
ICD-10 Codes:
- Z0000: Encounter for general adult medical examination without abnormal findings
Also known as:
- Iron Deficiency Anemia from Chronic Blood Loss
- Anemia
- Iron
- Anemia due to iron deficiency and blood loss
- Chronic blood loss anemia
- Low iron anemia from bleeding
- Low Red Blood Cell Count
- Low Hemoglobin
- Iron deficiency
ICD-10 Codes:
- D500: Iron deficiency anemia secondary to blood loss (chronic)
- D649: Anemia, unspecified
Also known as:
- Secondary Bone Cancer
- Bone Cancer
- Metastatic bone cancer
- Cancer spread to bone
- Bone metastases
ICD-10 Codes:
- C7951: Secondary malignant neoplasm of bone
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:
- 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:
- Diffuse Large B-cell Lymphoma
- Lymphoma
- DLBCL
- Aggressive B-cell Lymphoma
- Diffuse B-cell Lymphoma
ICD-10 Codes:
- C8338: Diffuse large B-cell lymphoma, lymph nodes of multiple sites
Also known as:
- Mammogram for Breast Cancer Screening
- Health Screening
- Mammography
- Breast Cancer Screening (PDQ®)
- Mammograms
- Breast X-ray
- Breast Cancer Check
ICD-10 Codes:
- Z1231: Encounter for screening mammogram for malignant neoplasm of breast
Also known as:
- Therapeutic Drug Monitoring
- Drug level testing
- Medication monitoring
- Therapeutic drug management
ICD-10 Codes:
- Z5181: Encounter for therapeutic drug level monitoring
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
Also known as:
- Endometrial Cancer
- Uterine Cancer
- Endometrial Cancer Treatment (PDQ®)
- Malignant Endometrial Tumor
- Endometrial Carcinoma
- Cancer of the Endometrium
ICD-10 Codes:
- C541: Malignant neoplasm of endometrium
Which procedures does Dr. Keefer perform as a Hematology / Oncology Specialist?
As a Hematology / Oncology Specialist, procedures performed by a Dr. Michael Keefer 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. Keefer's office.
Does Dr. Keefer accept my insurance?
Dr. Keefer 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. Keefer accept in Oklahoma City, OK?
Dr. Keefer in Oklahoma City, OK 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)
Department of Defense / Tricare
Department of Veterans Affairs
Express Scripts
Health Care Service Corporation (HCSC)
Medicare
Physicians Mutual Insurance Company
State of Oklahoma
UnitedHealthcare
View All Insurances
Where is Dr. Keefer's office located?
What is Dr. Keefer's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Keefer's National Provider Identifier (NPI) number is 1386697548.
What common questions do patients ask about Dr. Keefer?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Keefer
What is Dr. Michael Keefer's specialty?
Dr. Keefer is a Hematology / Oncology Specialist near Oklahoma City, OK. 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. Keefer to book an appointment today.
Is this Dr. Michael Keefer affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Keefer is affiliated with Mercy Hospital - Oklahoma City 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
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 Michael Keefer accepting new patients in Oklahoma City, OK?
Yes, Dr. Michael Keefer is accepting new patients at this time.
Does Dr. Michael Keefer offer online booking?
Please contact Dr. Keefer's office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Michael Keefer?
Please contact Dr. Keefer's office for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Michael Keefer have?
Dr. Michael Keefer is certified by the American Board of Internal Medicine.
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