Undergraduate: Johns Hopkins University, Baltimore, Maryland Graduate: Yale University, New Haven, Connecticut Medical School: University of Rochester, Rochester, New York Galloway Fellow: Memorial Sloan Kettering Cancer Center, New York, New York Residency: University of Maryland, Baltimore, Maryland Fellowship: University of Michigan, Ann Arbor, Michigan Board Certification: American Board of Gynecological Oncology; American Board of Obstetrics and Gynecology
Clinical Interests: Robotic and minimally invasive surgery for pelvic masses. Ovarian cancer advanced debulking surgery. Sentinel lymph nodes in vulvar and uterine cancer. Tumor biology and genetically directed treatments. Uterine sarcoma. Immunotherapy in hard to treat cancers. Nutrition and its impact on cancer.
Philosophy of Care: I am to provide compassion and comprehensive, personalized care. I strive to incorporate the highest levels of cutting edge care while caring for the entire woman who is diagnosed with a gynecologic malignancy or a complex benign gynecologic problem.
Hobbies/Interests: I love being with my four children. I spend a lot of time at gymnastics and swim meets! When not working, I like to find some time for running, hiking and playing tennis.
Dr. Samuel Day is a radiation oncologist with expertise treating a diverse range of cancers, including breast, prostate, thoracic, brain and spine tumors. He has a particular interest in stereotactic body radiotherapy and radiosurgery applications using modern imaging tools to improve the precision and safety of radiation therapy.
Dr. Day’s favorite part of medicine is the personal relationships he builds with his patients and their loved ones.
He strongly believes in a holistic approach to cancer care, including early access to rehabilitative services to minimize treatment side effects and improve quality of life during and after treatment.
Dr. Day received his bachelor’s degree in Molecular and Cellular Biology from the University of Arizona in Tucson. He earned his PhD in Biochemistry with a focus on cancer imaging from Cambridge University. He earned his medical degree at the University of Colorado, and completed his Radiation Oncology residency at the University of Washington.
As an Arizona native, Dr. Day enjoys exploring the desert, hiking and cycling. He also loves cooking and spending time with his family.
Primary LocationVirginia G Piper Cancer Care Network3645 S. Rome St.#209GilbertAZ85297workAdditional LocationVirginia G Piper Cancer Care Network1110 S. Dobson Rd.#1ChandlerAZ85286homeNew Patient Scheduling:855-485-4673Direct Clinic Line:623-238-7370Fax:480-821-0950workfaxDirect Clinic Line:623-238-7540Fax:480-899-5216workfax
Board Certifications: American Board of Internal Medicine: Hematology, Medical Oncology, Internal Medicine
Dr. Dhillon is fellowship trained in Hematology and Medical Oncology. He received Hematology & Oncology fellowship training at Drexel University College of Medicine, Philadelphia. During the final year of his training, he served as Chief Fellow, and Instructor for Drexel University medical students. Dr. Dhillon is board-certified in Medical Oncology, Hematology and Internal Medicine.
Dr. Dhillon received his medical degree from Dayanand Medical College, Ludhiana, India. Subsequently, he completed internship and residency training in Internal Medicine at Mount Sinai School of Medicine, St. Joseph’s Regional Medical Center program in Paterson, NJ. After finishing residency, and prior to starting fellowship training, he worked as Clinical Instructor in Medicine at Thomas Jefferson University in Philadelphia.
Dr. Dhillon’s clinical interests include a broad spectrum of disorders including solid tumors, hematologic malignancies, and benign hematologic disorders. His special interests include myeloma, lymphoma, breast cancer, gastrointestinal malignancies, prostate cancer, and lung cancer. Dr. Dhillon also specializes in treatment of disorders of blood cells, bleeding and coagulation disorders.
Dr. Dhillon has participated in a number of research projects. He has presented his work at national meetings, and published in journals, including the New England Journal of Medicine.
Dr. Dhillon is an advocate of collaborative and patient-centered cancer care that delivers effective treatment while maintaining quality of life.
Dr. Dhillon lives in Chandler, AZ. He enjoys spending time with family, exercising, traveling, writing, and watching sports.
Primary LocationVirginia G Piper Cancer Care Network3645 S. Rome St.#209GilbertAZ85297workAdditional LocationVirginia G Piper Cancer Care Network1124 E. McKellips Road#110MesaAZ85203homeNew Patient Scheduling:855-485-4673Direct Clinic Line:623-238-7370Fax:480-821-0950workfaxDirect Clinic Line:623-238-7370Fax:480-821-0950workfax
Gregory A. Maggass, MD is board certified in radiation oncology, with a focus on the treatment of prostate cancer with both brachytherapy and IMRT/IGRT radiation therapy. Dr. Maggass has extensive experience with brachytherapy treatment using radioactive seeds, otherwise known as Internal Radiation Therapy. He is a pioneer in bringing Brachytherapy to patients in Arizona treating prostate, skin, eye and breast cancers.
Passionate about advancing treatments in cancer care, Dr. Maggass played an instrumental role in developing improved treatments for delivering radiation, as well as combining radiation with surgical techniques and chemotherapy.
For nearly two decades, Dr. Maggass served as the Medical Director for Arizona Oncology Services in the East Valley. In this role, he started and lead the prostate brachytherapy program at Banner Desert Medical Center and Banner Baywood. In 2012, Dr. Maggass partnered with Arizona Center for Cancer Care to expand the groups footprint into the East Valley.
Dr. Maggass received his Medical Degree from the Medical College of Wisconsin. He completed his residency at the University of Southern California Medical Center, where he received specialized training in Brachytherapy.
Dr. Maggass is a multi-year “Top Doc” honoree by Phoenix Magazine, and “Best Doctors in America” honoree by Best Doctors, Inc.
Residency: Rush Medical Center and Cook County Hospital
Medical School: Rush Medical College
Undergraduate: Northwestern University
“Together we accomplish what no one can achieve alone.”
Dr. Sigalove specializes in treating both benign and malignant diseases of the breast. Experienced in minimally invasive techniques, she focuses on care with compassion, and emphasizes the team approach to fighting cancer. She strives to achieve the most optimal cancer treatment with the least amount of disfigurement to the breast.
Partnering with her husband, a reconstructive surgeon, Dr. Sigalove helped advance novel surgical techniques that minimize pain, maximize recovery, and enhance the appearance of the reconstructed breast. With multiple publications, she actively lectures and continues to teach the technique of nipple sparing mastectomy with pre-pectoral reconstruction.
Dr. Sigalove held the position of Breast Program Director at Northwestern Medicine Central DuPage Hospital and Health System Clinician at Northwestern University Feinberg School of Medicine. She was selected by her peers as “Top Cancer Doctor” in Chicago Magazine in 2017 and was chosen as “Top Doctor” by Castle Connolly in 2014 and 2017.
Dr. Sigalove is board certified by the American Board of Surgery and completed her surgical residency at Rush Medical Center and Cook County Hospital in Chicago. She graduated from Rush Medical College and obtained her undergraduate degree from Northwestern University.
Her love of the desert, heat and sun attracted Dr. Sigalove to Arizona, where she now lives with her twin children and husband. Dr. Sigalove’s practice philosophy is based on the premise, that in medicine, you always have the ability to “do the right thing.”
Primary LocationVirginia G Piper Cancer Care Network1110 S. Dobson Rd.#1ChandlerAZ85286workPrimary LocationVirginia G Piper Cancer Care Network3645 S. Rome St.#209GilbertAZ85297workNew Patient Scheduling:855-485-4673Direct Clinic Line:623-238-7540Fax:480-899-5216workfaxDirect Clinic Line:623-238-7370Fax:480-821-0950workfax
Languages: English, Hindi Medical School: St. George’s University Internship: Medical College of Wisconsin Residency: Medical College of Wisconsin Chief Resident: Medical College of Wisconsin Fellowship (Chief Fellow): Medical College of Wisconsin Board Certification: Internal Medicine (Certified), Hematology (Certified), Oncology (Certified), Informatics (Board Eligible)
Dr. Singavi completed his fellowship in Hematology and Medical Oncology at the Medical College of Wisconsin (MCW) in Milwaukee, WI. While at MCW, he trained under leading experts from the Center for International Bone Marrow Transplant Registry and the renowned Blood Center of Wisconsin. During his final year of training, he was awarded the Mazie Froedtert Wilms and Sue Froedtert Cancer Fellowship and served as Chief Fellow. Dr. Singavi is board certified in Internal Medicine, Hematology, Oncology, and is board eligible in Informatics.
Dr. Singavi strongly believes in treating patients based on the most updated evidence. He has been active in clinical research and has presented at international and national conferences throughout the world. He has authored a book chapter and has published over 50 peer reviewed abstracts and articles in journals such as New England Journal of Medicine, Journal of Clinical Oncology, and Clinical Cancer Research. He is a member of the American Society of Hematology and American Society of Clinical Oncology.
Dr. Singavi’s clinical interests include solid tumors and both malignant and benign hematologic disorders (blood cells, bleeding, and clotting disorders). His special interests include lymphoma, gastrointestinal malignancies, genitourinary cancers, and lung cancer.
Additionally, he completed a Masters in Health Informatics from the University of South Florida – Morsani School of Medicine and wants to incorporate technology to improve communication and care for cancer patients.
Dr. Singavi’s foremost goal in establishing a relationship with the patient is to ensure they understand their diagnosis and treatment options. He believes in a personalized and evidence-based treatment plan that incorporates the patient’s priorities and beliefs, as well as their family’s concerns and goals. Dr. Singavi emphasizes quality of life, bringing a compassionate and holistic approach to the way he takes care of each patient.
When not working, he enjoys spending time with his family, traveling, and watching sports.
Dr. Scott P. Tannehill is Board Certified in Radiation Oncology with over two decades of clinical experience. He has been in practice in Arizona since 2008 and was a co-founder of Arizona Breast Cancer Specialists and Arizona Radiation Oncology Specialists, both of which joined Arizona Center for Cancer Care in 2012.
Dr. Tannehill earned his medical degree and specialty training at the University of Wisconsin. He has held faculty positions at several top-tier universities, including the University of Wisconsin, the University of Florida, and the University of Arizona. He was Chair of the Oncology Curriculum for the University of Wisconsin for several years. He worked a sabbatical year at the Peter MacCallum Cancer Centre in Melbourne, Australia before moving to Arizona and joining the faculty at the University of Arizona-Tucson, where he served as the Program Director for the Radiation Oncology Residency. Dr. Tannehill continues to hold the academic title of Clinical Associate Professor of Radiation Oncology with the University of Arizona and continues to educate medical trainees.
Dr. Tannehill has extensive clinical expertise in brachytherapy and in Intensity-Modulated Radiation Therapy (IMRT). He has been invited to present on his techniques and experience both nationally and internationally. His research interests include treatment techniques for breast cancer, brachytherapy for breast and other cancers; and participation in cooperative group clinical research.
Dr. Tannehill is a member of the European Society for Therapeutic Radiology and Oncology, American Society of Hematology, American Society of Clinical Oncology and American Society for Therapeutic Radiology and Oncology. He is board certified in Radiation Oncology by the American Board of Radiology.
Dr. Tannehill is a multi-year “Top Doc” honoree by Phoenix Magazine and has been named among the “Best Doctors in America” by Best Doctors, Inc since 2003.