EverydayHealthLogo
MG

Dr. Mark Geller, MD

Tarzana, CA

34 Years of Experience

Accepting patients

    Who is Dr. Geller, Endocrinologist in Tarzana, CA?

    Dr. Mark Geller, MD is an Endocrinologist, who primarily practices in Tarzana, CA. He has been practicing for over 34 years and is board certified by the American Board of Internal Medicine. Dr. Geller graduated from University of California and completed his residency at Stanford Univ Hosp, Endocrinology, Diabetes & Metabolism; Santa Clara Valley Med Ctr, Internal Medicine. Dr. Geller is fluent in English, and is currently seeing new patients. Dr. Geller’s practice accepts Medicare, UnitedHealthcare, Aetna, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Geller’s office at (818) 466-7700.

    What are Areas of Expertise for Dr. Geller?

    Dr. Mark Geller, MD is a highly-rated, board-certified Endocrinologist 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. Geller empowers patients to confidently navigate their health journey, specializing in Diabetes, Obesity, Thyroid Disorders, Weight Management, or comprehensive wellness support. Serving the Tarzana/CA community, Dr. Geller is dedicated to enhancing lives through expert, patient-centered care.

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

    • Residency: Stanford Univ Hosp, Endocrinology, Diabetes & Metabolism; Santa Clara Valley Med Ctr, Internal Medicine | Santa Clara Valley Medical Center Program

    • Medical School: University of Ca, San Diego, Sch of Med, La Jolla Ca | University of California

    Is Dr. Geller board certified in Endocrinologist?

    Yes, Dr. Mark Geller, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Geller speak?

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

    • English

    What conditions does Dr. Geller treat?

    As a Endocrinologist, Dr. Geller 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. Geller. 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:

    • 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:

    • Type 2 Diabetes with High Blood Sugar
    • Type 2 Diabetes
    • Diabetes Type 2
    • Hyperglycemia
    • Type 2 diabetes
    • Diabetes Complicationss
    • Diabetic Hyperglycemia
    • High Blood Glucose
    • High Sugar Levels
    • Diabetes Mellitus Complications
    • Diabetes Related Health Problems
    • Advanced Diabetes
    • Diabetes Mellitus Type 2
    • Adult-Onset Diabetes
    • Non-Insulin Dependent Diabetes

    ICD-10 Codes:

    • E1165: Type 2 diabetes mellitus with hyperglycemia
    • E1169: Type 2 diabetes mellitus with other specified complication
    • E119: Type 2 diabetes mellitus without complications

    Also known as:

    • Immunization Visit
    • Unspecified Preventive Health Measures
    • Vaccines
    • Vaccination appointment
    • Shot visit
    • Immunization encounter
    • General Prophylactic Care
    • Unspecified Disease Prevention
    • Health Protection Visit

    ICD-10 Codes:

    • Z23: Encounter for immunization
    • Z299: Encounter for prophylactic measures, unspecified

    Also known as:

    • High Cholesterol
    • Cholesterol
    • Triglycerides
    • Hyperlipidemia
    • High lipids
    • Dyslipidemia

    ICD-10 Codes:

    • E785: Hyperlipidemia, unspecified

    Also known as:

    • High Blood Pressure
    • Hypertension
    • Primary Hypertension
    • Essential Hypertension

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    Also known as:

    • Abnormal Blood Sugar
    • Blood Glucose
    • High blood glucose
    • Low blood glucose
    • Glucose intolerance

    ICD-10 Codes:

    • R7309: Other abnormal glucose

    Also known as:

    • Other Pre-Procedure Examination
    • Various pre-op checks
    • Miscellaneous pre-surgery exams
    • Other pre-treatment assessments

    ICD-10 Codes:

    • Z01818: Encounter for other preprocedural examination

    What procedures does Dr. Geller perform?

    As a Endocrinologist, Dr. Geller 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. Geller. 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:

    • Brief Mental Health Assessment
    • Emotional Assessment
    • Behavioral Health Screening
    • Depression Inventory
    • ADHD Scale Assessment

    CPT Codes:

    • 96127: Brief emotional/behavioral assessment (eg, depression inventory, attention-deficit/hyperactivity disorder [ADHD] scale), with scoring and documentation, per standardized instrument

    Also known as:

    • Ear Wax Removal (Irrigation)
    • Impacted earwax removal
    • Ear lavage
    • Ear syringing

    CPT Codes:

    • 69209: Removal impacted cerumen using irrigation/lavage, unilateral

    Does Dr. Geller accept my insurance?

    Dr. Geller accepts most major insurance plans. Important: Please call our office at (818) 466-7700 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Geller accept in Tarzana, CA?

    Dr. Geller in Tarzana, 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

    • Blue Shield of California

    • Centene

    • City of Providence (RI)

    • Crown Cork and Seal Company

    • CVS Health (formerly Aetna)

    • Humana

    • Medicare

    • State of Tennessee

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Geller's office located?

    Dr. Mark Geller's Primary Practice

    18133 Ventura Blvd Ste 204

    Tarzana, CA 91356

    (818) 466-7700

    Get Directions

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

    Dr. Geller's National Provider Identifier (NPI) number is 1093710345.

    What common questions do patients ask about Dr. Geller?

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

    What is Dr. Mark Geller's specialty?

    Dr. Geller is a Endocrinologist near Tarzana, CA. An internist specializing in disorders of the endocrine glands, including the thyroid and adrenal glands. This specialist also manages a range of conditions such as diabetes, metabolic and nutritional disorders, obesity, pituitary disorders, and menstrual and sexual health issues. Contact Dr. Geller to book an appointment today.

    Is this Dr. Mark Geller affiliated with a ranked Castle Connolly Top Hospital?

    No, Geller is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: Providence Cedars-Sinai Tarzana Medical 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 Endocrinologist?

    Explore Endocrinologist 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 Mark Geller accepting new patients in Tarzana, CA?

    Yes, Dr. Mark Geller is accepting new patients at this time.

    Does Dr. Mark Geller offer online booking?

    Please contact Dr. Geller's office at (818) 466-7700 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Mark Geller?

    Please contact Dr. Geller's office at (818) 466-7700 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Mark Geller have?

    Dr. Mark Geller is certified by the American Board of Internal Medicine.

    Other Endocrinologist Near Tarzana, CA

    acceptingPatients-iconAccepting patients
    Tarzana, CA
    Dr. Joshua Rokaw, MD

    Endocrinologist

    acceptingPatients-iconAccepting patients
    Tarzana, CA
    Dr. Yehuda Handelsman, MD

    Endocrinologist

    5.0
    (4)
    acceptingPatients-iconAccepting patients
    Tarzana, CA
    See All Specialists

    Doctors by Category

    Specialists