Dr. Rena Callahan, MD

Dr. Rena Callahan, MD

Hematology  |  
Female
(17)
Insurances AcceptedSave
Dr. Rena Callahan, MD is a hematology doctor who practices in Santa Monica, CA. She has been practicing for 13 years. Dr. Callahan is affiliated with UCLA Medical Center, Santa Monica and Ronald Reagan UCLA Medical Center.

2020 Santa Monica Blvd Ste 230

Santa Monica, CA 90404

Contact Information

Insurance Accepted

  • Aetna
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of California
  • Cigna
  • First Health (Coventry Health Care)
  • Health Net of California
  • MultiPlan
  • UnitedHealthCare

*Please verify this information when scheduling an appointment.

Learn about Dr. Callahan

Be confident in your decisions by checking out your provider's top areas of care, education, patient reviews and more. Learn about finding the right doctor for you

Top Care Areas

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See how frequently Dr. Callahan performs your care needs compared to other doctors.

Breast Diseases
very high
more than 99% of peers
Breast Cancer
very high
more than 96% of peers
Cancer
very high
more than 96% of peers

Dr. Callahan's percentages are based on the rate of treatment compared to peers nationwide from insurance data. Learn more info about our data and this Top Care Areas component.

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2

Specialties

  • Hematology
  • Oncology
4

Board Certifications

  • Hematology
    Accredited by: American Board of Medical Specialties*
  • Internal Medicine
    Accredited by: American Board of Internal Medicine*
  • Medical Oncology
    Accredited by: American Board of Internal Medicine*
  • Oncology
    Accredited by: American Board of Medical Specialties*
82

Conditions Treated

  • All Lymphoma
  • Anal Disorders
  • Anal and Rectal Cancer
  • Anemia
  • Autoimmune Diseases
  • Basal Cell Carcinoma
  • Bleeding Disorders
  • Blood Disorders
  • Blood Disorders in Pregnancy
  • Bone Cancer
  • Bone Disorders
  • Brain Cancer
  • Brain Disorders
  • Brain and Nervous System Cancer (incl. Gliomas, Astrocytoma, Schwannoma, Medulloblastoma, Chordoma)
  • Breast Cancer
  • Breast Diseases
  • Cancer
  • Central Nervous System Lymphoma
  • Chronic Myeloid Leukemia (CML)
  • Coagulation Defects in Pregnancy and Postpartum
  • Coagulation Disorders (incl. Hemophilia)
  • Colorectal Cancer
  • Deep Vein Thrombosis (DVT)
  • ENT Cancer
  • Esophageal Cancer
  • Esophageal Diseases
  • Gallbladder Cancer
  • Gallbladder and Biliary Tract Cancer
  • Gastrointestinal Diseases
  • Gynecologic Cancer
  • Head and Neck Cancer
  • Hodgkin's Disease
  • Immune Thrombocytopenic Purpura (ITP)
  • Kidney Cancer
  • Leukocytosis
  • Liver Cancer
  • Lung Cancer
  • Lymphocytosis
  • Lymphoma, Large-Cell
  • Lymphosarcoma
  • Macroglobulinemia (incl. Waldenstrom's )
  • Mantle Cell Lymphoma
  • Melanoma
  • Myelodysplastic Syndromes
  • Myeloma
  • Myeloproliferative Disorders
  • Neutropenia
  • Nodular Lymphoma
  • Non-Hodgkin's Lymphoma
  • Oral Cancer
  • Ovarian Cancer
  • Pancreatic Cancer
  • Pancytopenia
  • Peripheral T-Cell Lymphoma
  • Pleura Cancer
  • Pleural Cancer
  • Polycythemia Rubra Vera
  • Pregnancy-Related Disorders
  • Primary Central Nervous System Lymphoma
  • Prostate Cancer
  • Pulmonary Disease
  • Purpura
  • Reticulosarcoma
  • Retina Diseases
  • Secondary Malignancies
  • Sickle Cell Disease
  • Skin Cancer
  • Small Intestine Cancer
  • Soft Tissue Sarcoma
  • Squamous Cell Carcinoma
  • Stomach Diseases
  • Stomach and Small Intestine Cancer
  • Throat Cancer (Nasopharyngeal)
  • Throat Cancer (Oropharyngeal)
  • Thrombocytosis
  • Thrombosis
  • Urinary Disorders
  • Uterine Cancer
  • Uterine Diseases
  • Vascular Disease
  • Venous Embolism and Thrombosis
  • Vulvar Cancer

More

Read More
3

Procedures

  • Bone Marrow Biopsy
  • Plasmapheresis
  • Thoracentesis

Background Check

0 Malpractice Claims

No malpractice history found for California.

0 Sanctions

No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

No board actions found for the years that Healthgrades collects data.

Education

  • University Of Pennsylvania School Of Medicine
    Medical School | Graduated 2004
  • University Of California At Los Angeles
    Residency Hospital | Completed
  • University Of California At Los Angeles
    Fellowship Hospital | Completed
  • Yale University
    Other Education | Completed

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
Media & Publications

Dr. Callahan has no media or publications listed.

Languages Spoken

  • English

Memberships & Professional Affiliations

Dr. Callahan does not have any memberships or affiliations listed. If you are Dr. Callahan and would like to add memberships or affiliations, please update your profile.

Dr. Callahan's Reviews

Likelihood of recommending Dr. Callahan to family and friends
4.1
based on 17 total reviews
Dr. Callahan's Performance
  • Trustworthiness
    EXCELLENT
  • Explains condition(s) well
    EXCELLENT
  • Answers Questions
    EXCELLENT
  • Time well spent
    VERY GOOD
Office & Staff Performance
  • Scheduling
    EXCELLENT
  • Office environment
    EXCELLENT
  • Staff friendliness
    EXCELLENT
  • Average wait time
    10 to 15 minutes
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Visit Dr. Callahan

Now Accepting New Patients
Dr. Callahan accepts 8 insurance carriers
  • Aetna
    Aetna HMO
    Choice Plus POS II
  • Blue Cross Blue Shield
    Blue Card PPO
    CaliforniaCare HMO
  • Blue Cross Blue Shield of California
    Blue Cross Blue Shield of California PPO
  • Cigna
    Cigna HMO
    Cigna PPO
    Open Access
  • First Health (Coventry Health Care)
    First Health (Coventry Health Care) PPO
  • Health Net of California
    Large Group HMO
    Large Group PPO
  • MultiPlan
    MultiPlan PPO
    PHCS Network PPO
  • UnitedHealthCare
    Choice Plus POS
    Options PPO
    PacifiCare HMO

*Please verify this information when scheduling an appointment.

Hospitals where Dr. Callahan has admitting privileges

Ronald Reagan UCLA Medical Center
757 Westwood Plaza
Los Angeles, CA 90095
View Hospital Profile
UCLA Medical Center, Santa Monica
1250 16th St
Santa Monica, CA 90404
View Hospital Profile