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Dr. Mark Sitarik, MD

Dr. Mark Sitarik, MD

Boulder, CO

Accepting patients

    Who is Dr. Sitarik, Hematology / Oncology Specialist in Boulder, CO?

    Dr. Mark Sitarik, MD is a Hematology / Oncology Specialist, who primarily practices in Boulder, CO with 1 additional practice location. He is board certified. Dr. Sitarik graduated from Drexel University College Of Medicine and completed his residency at Univ Of Co Sch Of Med, Hematology-Internal Medicine; Univ Hosp Of Cleveland, Internal Medicine. Dr. Sitarik is fluent in English, and is currently seeing new patients. Dr. Sitarik’s practice accepts Kaiser Permanente, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Sitarik’s office at (303) 385-2000.

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

    • Residency: Univ Of Co Sch Of Med, Hematology-Internal Medicine; Univ Hosp Of Cleveland, Internal Medicine | University of Colorado Program A

    • Medical School: Drexel University College Of Medicine | Western University of Health Sciences College of Osteopathic Medicine of the Pacific

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

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

    What languages does Dr. Sitarik speak?

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

    • English

    What conditions does Dr. Sitarik treat?

    As a Hematology / Oncology Specialist, Dr. Sitarik 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. Sitarik. 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
    • Upper-Outer Quadrant Right Female Breast Cancer
    • Widespread Left Female Breast Cancer
    • Female Breast Cancer
    • Malignant Breast Tumor
    • Breast Carcinoma
    • Right female breast cancer upper-outer
    • Upper-outer right female breast tumor
    • Malignant growth in upper-outer right female breast
    • Left female breast cancer in multiple areas
    • Diffuse left female breast cancer
    • Malignant growth in overlapping sites of left female breast

    ICD-10 Codes:

    • C50412: Malignant neoplasm of upper-outer quadrant of left female breast
    • C50411: Malignant neoplasm of upper-outer quadrant of right female breast
    • C50812: Malignant neoplasm of overlapping sites of left female breast

    Also known as:

    • Iron Deficiency Anemia from Chronic Blood Loss
    • Iron Deficiency Anemia
    • Anemia
    • Iron
    • Anemia due to iron deficiency and blood loss
    • Chronic blood loss anemia
    • Low iron anemia from bleeding
    • Anemia from Iron Lack
    • Low Iron Anemia
    • Sideropenic Anemia

    ICD-10 Codes:

    • D500: Iron deficiency anemia secondary to blood loss (chronic)
    • D508: Other iron deficiency anemias
    • D509: Iron deficiency anemia, 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:

    • 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

    Which procedures does Dr. Sitarik perform as a Hematology / Oncology Specialist?

    As a Hematology / Oncology Specialist, procedures performed by Dr. Mark Sitarik may include:

    For detailed information, please contact Dr. Sitarik's office.

    Does Dr. Sitarik accept my insurance?

    Dr. Sitarik accepts most major insurance plans. Important: Please call our office at (303) 385-2000 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Sitarik accept in Boulder, CO?

    Dr. Sitarik in Boulder, CO accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Blue Cross Blue Shield of Michigan

    • Carpenters Funds Administrative Office (CA)

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • Express Scripts

    • HealthComp

    • Kaiser Permanente

    • Medicare

    • State of Tennessee

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Sitarik's office located?

    Dr. Mark Sitarik's Primary Practice

    4715 Arapahoe Ave

    Boulder, CO 80303

    (303) 385-2000

    Get Directions

    Dr. Mark Sitarik's Practice 2

    2030 Mountain View Ave Ste 210

    Longmont, CO 80501

    Get Directions

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

    Dr. Sitarik's National Provider Identifier (NPI) number is 1346224664.

    What common questions do patients ask about Dr. Sitarik?

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

    What is Dr. Mark Sitarik's specialty?

    Dr. Sitarik is a Hematology / Oncology Specialist near Boulder, CO. 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. Sitarik to book an appointment today.

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

    No, Sitarik is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: Foothills Hospital, Eisenhower, Commonspirit - St. Anthony North Hospital, Adventhealth Avista. 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 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 Mark Sitarik accepting new patients in Boulder, CO?

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

    Does Dr. Mark Sitarik offer online booking?

    Please contact Dr. Sitarik's office at (303) 385-2000 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Mark Sitarik?

    Please contact Dr. Sitarik's office at (303) 385-2000 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Mark Sitarik have?

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

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