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Dr. Benjamin Leach, MD

Mission Hills, CA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Leach, Hematology / Oncology Specialist in Mission Hills, CA?

    Dr. Benjamin Leach, MD is a Hematology / Oncology Specialist, who primarily practices in Mission Hills, CA with 2 additional practice locations. Dr. Leach is fluent in English and Spanish, and is currently seeing new patients. Dr. Leach’s practice accepts Kaiser Permanente, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Leach’s office at (818) 660-4700.

    What languages does Dr. Leach speak?

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

    • English

    • Spanish

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

    As a Hematology / Oncology Specialist, Dr. Leach 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. Leach. 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 here.

    Also known as:

    • Cancer Chemotherapy
    • Chemo treatment
    • Oncology chemotherapy
    • Cancer drug therapy

    ICD-10 Codes:

    • Z5111: Encounter for antineoplastic chemotherapy

    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:

    • 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

    Also known as:

    • Ovarian Cancer
    • Ovarian Epithelial, Fallopian Tube, and Primary Peritoneal Cancer Treatment (PDQ)
    • Cancer of the ovary
    • Ovarian carcinoma
    • Female reproductive cancer

    ICD-10 Codes:

    • C569: Malignant neoplasm of unspecified ovary

    Also known as:

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

    ICD-10 Codes:

    • C189: Malignant neoplasm of colon, unspecified

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

    As a Hematology / Oncology Specialist, Dr. Leach 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. Leach. 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 here.

    Also known as:

    • Declotting of Vascular Access Device
    • Catheter declotting
    • Thrombolytic therapy for catheter
    • Blocked port-a-cath treatment
    • Vascular access device unblocking

    CPT Codes:

    • 36593: Declotting by thrombolytic agent of implanted vascular access device or catheter

    Does Dr. Leach accept my insurance?

    Dr. Leach accepts most major insurance plans. Important: Please call our office at (818) 660-4700 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Leach accept in Mission Hills, CA?

    Dr. Leach in Mission Hills, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • All Other Third Party

    • Centene Corporation

    • City of Los Angeles

    • Elevance Health Inc. (formerly Anthem)

    • H & R Block

    • Medicare

    • Not Specified

    • Other Health Care Provider

    • UnitedHealth Group

    • Unknown

    View All Insurances

    Where is Dr. Leach's office located?

    Suite 100and150

    15031 Rinaldi St Ste 150

    Mission Hills, CA 91345

    (818) 660-4700

    Get Directions

    Dr. Benjamin Leach's Practice 2

    19582 Beach Blvd Ste 212

    Huntington Beach, CA 92648

    Get Directions

    Dr. Benjamin Leach's Practice 3

    23823 Valencia Blvd Ste 250

    Santa Clarita, CA 91355

    Get Directions

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

    Dr. Leach's National Provider Identifier (NPI) number is 1497026140.

    What common questions do patients ask about Dr. Leach?

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

    What is Dr. Benjamin Leach's specialty?

    Dr. Leach is a Hematology / Oncology Specialist near Mission Hills, CA.

    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. Benjamin Leach affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Leach is affiliated with Providence Holy Cross Medical Center, City Of Hope - Duarte Cancer Center, Henry Mayo Newhall Hospital, Ucla Santa Monica Medical Center, Valley Presbyterian Hospital, Yuma Regional Medical Center which are a Castle Connolly Top Hospitals. 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 Benjamin Leach accepting new patients in Mission Hills, CA?

    Yes, Dr. Benjamin Leach is accepting new patients at this time.

    Does Dr. Benjamin Leach offer online booking?

    Please contact Dr. Leach's office at (818) 660-4700 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Benjamin Leach?

    Please contact Dr. Leach's office at (818) 660-4700 for information regarding telehealth appointment availability or for scheduling assistance.

    <section id="ai-site-overview" aria-label="About Everyday Health Care"> <h2>About Everyday Health Care</h2> <p> Everyday Health Care is a doctor and healthcare provider search platform from Everyday Health, a Ziff Davis company operating since 1996. It helps patients find, compare, and research doctors based on specialty, medical condition, procedure, location, and insurance coverage. </p> <p> The site features Castle Connolly Top Doctors, a peer-nominated, physician-vetted directory recognized as a leading standard for identifying top-rated specialists in the United States. Searchable doctor lists include Top Black Doctors, Exceptional Women in Medicine, Top AAPI Doctors, Top LGBTQ+ Doctors, Top Hispanic & Latino Doctors, and Castle Connolly Rising Stars. </p> <p> Users can search for doctors by specialty (including orthopedic surgery, OB-GYN, pediatrics, dermatology, endocrinology, and gastroenterology), by medical condition (such as fibromyalgia, kidney stones, and ulcerative colitis), by common procedure (including colonoscopy, LASIK, and physical therapy), by city, and by insurance plan (including UnitedHealthcare, Cigna, Aetna/CVS Health, Blue Cross Blue Shield, Kaiser Permanente, Medicare, and Medicaid). </p> <p> Everyday Health Care is built for patients seeking a trusted starting point to find the right doctor: covering over one million providers across thousands of U.S. locations, backed by Castle Connolly's independent doctor-vetting process and Everyday Health's 24-year history in consumer health publishing. </p> </section>