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Dr. Catherine O'Brien, MD

Hematology*
5.0 (7)
Map Pin Small Corvallis, OR
Accepting new patients
24 years of experience

Offers telehealth

Overview of Dr. Catherine O'Brien, MD

Dr. Catherine O'Brien, MD is a Hematology Specialist in Corvallis, OR. They specialize in Hematology, has 24 years of experience, and is board certified in Hematology. They graduated from University of California at Berkeley and is affiliated with Samaritan North Lincoln Hospital and Willamette Valley Medical Center. Patients rated Dr. O'Brien an average 5.0 star rating.

Dr. O'Brien works at Samaritan Hematology & Oncology Consultants - Corvallis in Corvallis, OR. They frequently treat conditions like Non-Hodgkin's Lymphoma and Breast Cancer along with other conditions at varying frequencies. They are accepting new patients and accept Aetna, CareFirst Blue Cross Blue Shield and Cigna as well as other major insurance plans. Please call ahead to schedule an appointment and to confirm all accepted insurance plans.

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User Ratings (of at least 4.0)
Insurance Accepted
Headshot Available
Accepting New Patients
Conditions Treated and Procedures Performed

Dr. O'Brien's Office Locations

  1. 1
    Samaritan Hematology & Oncology Consultants - Corvallis
    501 NW Elks Dr Ste 100, Corvallis, OR 97330 Icon Directions Right Arrow Directions Phone Icon (541) 768-4950

Hospital Affiliations
Admitting Hospitals

Admitting hospitals are where the provider is credentialed to see patients, perform procedures, and send patients for continuous care.

  • Samaritan North Lincoln Hospital
  • Willamette Valley Medical Center

Experience & Treatment Frequency

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What is treatment frequency?

Our treatment frequency feature helps you understand howoften a provider performs or treats a specificprocedure/condition compared to other doctors. Providersrank in one of four frequency categories:

Very HighFrequency
HighFrequency
NormalFrequency
May Perform

Specific procedures/conditions that don’t haveenough data are indicated with “May Perform”. We encourageyou to contact the provider with questions about theirexperience.

Search for conditions or procedures.
Non-Hodgkin's Lymphoma
Breast Cancer
Anal and Rectal Cancer

Treatment frequency



Many providers have expertise treating multiple conditions or procedures. FindCare uses a variety of data sources to determine which conditions or procedures a provider treats and their level of experience.
Non-Hodgkin's Lymphoma
Breast Cancer
Anal and Rectal Cancer
Anemia
  • View other providers who treat Anemia
Bladder Cancer
Bleeding Disorders
Bone Cancer
Breast Carcinoma
Cholangiocarcinoma
Chronic Lymphocytic Leukemia
Chronic Myeloid Leukemia (CML)
Coagulation Disorders
Colorectal Cancer
Diffuse Large B-Cell Lymphoma
Ductal Carcinoma in Situ
Follicular Lymphoma Grade 1
Gastrointestinal Malabsorption
Head and Neck Cancer
Hemochromatosis
Hypogammaglobulinemia
Intestinal Malabsorption Carbohydrate
Kidney Cancer
Leukocytopenia
Leukocytosis
Liver Cancer
Lung Cancer
Male Breast Carcinoma
Mantle Cell Lymphoma
Marginal Zone Lymphoma
Metastatic Respiratory System Cancer
Myeloma
  • View other providers who treat Myeloma
Myeloproliferative Disorders
Neuroendocrine Tumors
Nose Cancer
Oral Cancer
Osteosarcoma
Pancreatic Cancer
Pleura Cancer
Polycythemia Rubra Vera
Primary Central Nervous System Lymphoma
Prostate Cancer
Retroperitoneum Cancer
Small Intestine Cancer
Soft Tissue Sarcoma
Soft Tissue Sarcoma of Head, Face, and Neck
Stomach Cancer
Throat Cancer (Nasopharyngeal)
Thrombocytosis
Thyroid Cancer
Upper Digestive Tract Cancer
Urinary Tract Cancer
Vitamin B Deficiency
Acquired Hemolytic Anemia
Acquired Red Cell Aplasia
Acute Leukemia
Acute Lymphoid Leukemia
Acute Myeloid Leukemia
Amyloidosis
Anaplastic Large Cell Lymphoma
Anaplastic Large Cell Lymphoma, ALK Positive
Antiphospholipid Syndrome (APS)
Basal Cell Carcinoma
Brain Cancer
Burkitt's Lymphoma
Central Nervous System Lymphoma
Cervical Cancer
Chordoma
  • View other providers who treat Chordoma
Cutaneous T-Cell Lymphoma
Deep Vein Thrombosis (DVT)
Diffuse Follicle Center Lymphoma
Endocrine Gland Cancer
Esophageal Cancer
Ewing's Sarcoma
Eye Cancer
Follicular Lymphoma Grade 2
Follicular Lymphoma Grade 3
Follicular Lymphoma Grade 3A
Gallbladder Cancer
Hemophilia
Hodgkin's Disease
Hypercoagulable State
Hypothalamus Cancer
Illeum Cancer
Immune Thrombocytopenia
Immune Thrombocytopenic Purpura (ITP)
Jejunum Cancer
Laryngeal Cancer
Lobular Carcinoma
Lymphocytopenia
Lymphocytosis
Macroglobulinemia (incl. Waldenstrom's )
Male Breast Cancer
Malignant Pituitary Gland Tumor
Malignant Pleura Secondary
Mature T and NK-Cell Cancer
Mediastinal B-Cell Lymphoma
Melanoma
  • View other providers who treat Melanoma
Merkel Cell Carcinoma
Mycosis Fungoides
Myelodysplastic Syndromes
Myeloid Sarcoma
Neoplasm of Gastrointestinal Tract
Neutropenia
Ovarian Cancer
Pancytopenia
Peripheral T-Cell Lymphoma
Peritoneal Cancer
Pernicious Anemia
Pineal Region Tumors
Pleural Cancer
Primary Hypercoagulable State
Purpura
  • View other providers who treat Purpura
Qualitative Platelet Defects (incl. Glanzmann's Thrombasthenia)
Salivary Gland Cancer
Skin Cancer
Squamous Cell Carcinoma of Skin
Testicular Cancer
Thalassemia
Thalassemia Minor
Throat Cancer (Hypopharyngeal)
Tongue Cancer
Tonsil Cancer
Uterine Cancer
Venous Embolism and Thrombosis
Vitamin B12 Anemia
Vitamin B12 Deficiency
von Willebrand Disease
Vulvar Cancer
Anemia and Iron Deficiency Screening
Bone Marrow Biopsy
Erythropoietin Test
Thoracentesis
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    • Aetna
    • CareFirst Blue Cross Blue Shield
    • Cigna
    • First Health

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    Ratings & Reviews
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    5.0
    Average provider rating
    Based on 7 ratings
    Patient Ratings (7)
    5 Star
    (7)
    4 Star
    (0)
    3 Star
    (0)
    2 Star
    (0)
    1 Star
    (0)
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    Dr. O'Brien's Office & Staff

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    • Office environment, cleanliness, comfort, etc.
    • Staff friendliness and courteousness
    • Total wait time (waiting & exam rooms)

    Experience with Dr. O'Brien

    • Level of trust in provider's decisions
    • How well provider explains medical condition(s)
    • How well provider listens and answers questions
    • Hpends appropriate amount of time with patients

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    About Dr. Catherine O'Brien, MD

    Specialties*
    • Hematology

    • *Healthline does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
    Specialties*
    Years of Experience
    • 24 years of experience
    Years of Experience
    Years of experience represents how long a provider has been practicing in their field since graduating from medical school. Not all providers will have this information available.

    Languages Spoken
    • English
    Languages Spoken
    NPI Number
    • 1417994047
    NPI Number
    A National Provider Identifier (NPI) is a unique 10-digit identifier issued by the government to healthcare providers.

    Education & Certifications

    Medical Education
    • University of California at Berkeley
    Medical Education
    Board Certifications
    • Hematology and Medical Oncology
    Board Certifications
    What’s a board certification and why is it important that my provider has one?

    A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.

    Frequently Asked Questions

    Dr. Catherine O'Brien, MD is accepting new patients on Healthline FindCare. You can check to see if Dr. O'Brien is offering online scheduling or call the provider’s office for more information.

    Dr. O'Brien has indicated that they do offer telehealth services. Please call the provider’s office at for more information.

    Dr. O'Brien works at Samaritan Hematology & Oncology Consultants - Corvallis in Corvallis, OR. View the full address on Dr. O'Brien’s profile.

    Dr. O'Brien has seen patients for Non-Hodgkin's Lymphoma and Breast Cancer, and more. You can see other conditions treated by Dr. O'Brien on their profile. Please call the provider’s office to confirm all visit reasons.

    7 patients have reviewed Dr. O'Brien. The overall rating for this provider is 5.0. You can read verified reviews and ratings and leave your own review based on your experience with Dr. O'Brien.

    Whether a person prefers to schedule an appointment online or over the phone with Dr. O'Brien, there are benefits to both methods. A person calling to schedule an with Dr. O'Brien appointment can ask questions about the practice, provider availability, conditions treated, procedures performed, and if their insurance carrier is accepted. While online scheduling is quicker, easier, allows one to view a wide range of appointment times, and may provide the ability to sync with a personal calendar.

    Telehealth Options
    This provider has not specified a telehealth appointment method. Would you still like to make an appointment with Dr. O'Brien, or would you like to choose another provider and have an online appointment right now?
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    (541) 768-4950

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