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Hematology and Oncology


7360 W. Deschutes
Kennewick, WA 99336
(509) 942-2540

The experienced and highly knowledgeable team at Kadlec Clinic Hematology and Oncology, formerly known as Columbia Basin Hematology & Oncology, diagnose, evaluate and treat blood diseases (hematology) and cancer (oncology).


Disorders of the blood include anemia, bleeding disorders such hemophilia and blood clots as well as blood cancers such as leukemia, lymphoma, and myeloma.

Medical Oncology

Diagnosing and treating cancer can be a complex endeavor. Fortunately, our team has access to a range of options in the form of chemotherapy, biological therapy, clinical trials, or a combination of these. Common cancers treated include breast cancer, colon cancer, cancers of the blood and others.

Health Services

  • Evaluate and treat patients with malignant and nonmalignant conditions
  • Develop comprehensive cancer treatment plans enlisting multiple tactics such as chemotherapy and biological therapy with referrals to surgery specialists and radiation oncologists
  • Coordination of care with primary care physician, surgeon and hospitals
  • Coordination of clinical drug trials for cancer and blood disorders

Quality Recognition

This team of providers was the first oncology practice in Washington state to be recognized by the Quality Oncology Practice Initiative Certification Program (QOPI®) , an affiliate of the American Society of Clinical Oncology (ASCO). The QOPI® Certification Program is an initiative to certify oncology practices that meet rigorous standards for high-quality cancer care.

Clinic Hours: Monday – Friday: 8 a.m. to 5 p.m.


Name Area of Care
Rangaswamy Chintapatla, MD Hematology and Oncology
Eric Gamboa, MD Hematology and Oncology
Basir Haque, MD Hematology and Oncology
Arun Patel, MD Hematology and Oncology
Thomas Rado, MD, PhD Hematology and Oncology
Ying Zhuo, MD Hematology and Oncology
Soumya Donohoe, MSN, ARNP, AOCNP Hematology and Oncology
Michelle Froh, ARNP Hematology and Oncology
Marlene SanFilippo, MSN, ARNP, AOCNP Hematology and Oncology
Lisa Shaffer, ARNP Hematology and Oncology