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Dr. Cassandra Niemi, MD

Portland, OR

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Niemi, Gynecologic Oncologist in Portland, OR?

    Dr. Cassandra Niemi, MD is a Gynecologic Oncologist, who primarily practices in Portland, OR with 2 additional practice locations. Dr. Niemi is fluent in English, and is currently seeing new patients. Dr. Niemi’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Niemi’s office.

    What languages does Dr. Niemi speak?

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

    • English

    What conditions does a Gynecologic Oncologist like Dr. Niemi typically treat?

    What procedures does a Gynecologic Oncologist like Dr. Niemi typically perform?

    As a Gynecologic Oncologist, procedures performed by Dr. Cassandra Niemi may include:

    Please contact Dr. Niemi's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.

    Does Dr. Niemi accept my insurance?

    Dr. Niemi 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. Niemi accept in Portland, OR?

    Dr. Niemi in Portland, OR accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Cambia Health Solutions

    • Medica Group

    • Medicare

    • Providence Health & Services

    • Samaritan Health Services

    • UnitedHealth Group

    • Unknown

    View All Insurances

    Where is Dr. Niemi's office located?

    Dr. Cassandra Niemi's Primary Practice

    4805 NE Glisan St Ste 11N

    Portland, OR 97213

    Get Directions

    261 Prov Onc/Hem Cr Clin

    9135 SW Barnes Rd Ste 261

    Portland, OR 97225

    Get Directions

    Dr. Cassandra Niemi's Practice 3

    19260 SW 65th Ave Ste 400

    Tualatin, OR 97062

    Get Directions

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

    Dr. Niemi's National Provider Identifier (NPI) number is 1861781767.

    What common questions do patients ask about Dr. Niemi?

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

    What is Dr. Cassandra Niemi's specialty?

    Dr. Niemi is a Gynecologic Oncologist near Portland, OR.

    What does a Gynecologic Oncologist do?

    An obstetrician/gynecologist specializing in gynecologic oncology provides consultation and comprehensive management for patients with gynecologic cancer. This includes performing diagnostic and therapeutic procedures essential for the total care of patients with gynecologic cancer and addressing any resulting complications.

    Is this Dr. Cassandra Niemi affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Niemi is affiliated with Samaritan Albany General Hospital, Peacehealth Southwest Medical Center, Providence St. Vincent Medical Center, Salem Hospital - Salem, Or 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 Gynecologic Oncologist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see a Gynecologic Oncologist. 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 Cassandra Niemi accepting new patients in Portland, OR?

    Yes, Dr. Cassandra Niemi is accepting new patients at this time.

    Does Dr. Cassandra Niemi offer online booking?

    Please contact Dr. Niemi's office for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Cassandra Niemi?

    Please contact Dr. Niemi's office 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>