The Harold Leever Regional Cancer Center
Joseph Ravalese, III, MD
Douglas Housman, MD
Jeffery A. Bitterman, MD

Meet Our Doctors

Jeffrey A. Bitterman, MD

Jeffery A. Bitterman, MD specializes in Therapeutic Radiology, offering exceptional cancer treatment to cancer patients.

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Joseph J. Bowen, MD

Joseph J. Bowen, MD specializes in Medical Oncology and Hematology, offering exceptional cancer treatment to cancer patients. 

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Victor A. Chang, MD

Victor A. Chang, MD specializes in Medical Oncology and Hematology, offering exceptional cancer treatment to cancer patients.

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Yueming Chang, MD, PhD

Dr. Chang is a board certified hematologist-oncologist with Franklin Medical Group. Dr. Chang specializes in the treatment of gastrointestinal, lung, breast, prostate, kidney, testicular, and blood cancers. She looks forward to serving new and existing patients in Greater Waterbury and surrounding areas.

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Douglas Housman, MD

Douglas Housman, MD specializes in Therapeutic Radiology, offering exceptional cancer treatment to cancer patients.

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Anamika Katoch, MD

Anamika Katoch, MD specializes in Medical Oncology and Hematology, offering exceptional cancer treatment to cancer patients.

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Consuelito Medrano, MD

Dr. Medrano is a board-certified hematologist-oncologist that has served as an active duty Naval medical officer for 11 years. A native Spanish speaker, Dr. Medrano is enthusiastic about serving new and existing patients from Greater Waterbury and surrounding communities.

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Joseph Ravalese, III, MD

Joseph Ravalese, III, MD specializes in Therapeutic Radiology, offering exceptional cancer treatment to cancer patients.

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Kert D. Sabbath, MD, FACP

Kert D. Sabbath, MD, FACP specializes in Medical Oncology and Hematology, offering exceptional cancer treatment to cancer patients.

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Karen Hammond, MSN, ACNP-BC, AOCNP

Karen Hammond, MSN, ACNP-BC, AOCNP, specializes in Medical Oncology and Hematology, offering exceptional cancer treatment to cancer patients.

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Muneera Panjwani, MSN, APRN, AOCNP

Muneera Panjwani, MSN, APRN, AOCNP, specializes in Medical Oncology and Hematology, offering exceptional cancer treatment to cancer patients.

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Dedicated to Giving You the Best Care Possible

We know that a cancer diagnosis can be overwhelming, and that’s why we want you to know that our doctors are not only extremely experienced in the latest treatment methods and technologies, they are also 100% dedicated to the Harold Leever Regional Cancer Center’s mission to provide patient and family centered care. That means we advocate an environment of mutual respect and we encourage patients and loved ones to participate in treatment decisions. Thank you for allowing us to be a trusted partner in your care.

At the Leever Cancer Center, we recognize breast cancer treatment is dynamic, with changes coming at an extremely rapid pace. It is our goal not only to keep pace with those changes, but to be at the forefront, leading the way through research, technology, and education initiatives.