My mission, along with the St. Joseph Medical Group, is to focus on innovative clinical care and the pursuit of excellence through scholarly activities. This allows me to provide patients with state-of-the-art patient services and exceptional patient experiences. Dr. Willmott is highly rated in 33 conditions, according to our data. Her top areas of expertise are Endometrial Cancer, Ovarian Cancer, Sertoli-Leydig Cell Tumor, Ovarian Carcinosarcoma, and Bladder Reconstruction.

My research interests include: CSF-1 and its role in neoplastic progression and metastasis of ovarian cancer; the role of RNA binding proteins and miRNAs in regulation of CSF-1 expression. Androgens and neoplastic transformation of normal ovarian surface epithelium. and the c-fms proto-oncogene and breast cancer invasiveness and bone metastasis; mechanism of regulation of c-fms expression novel c-fms RNA binding proteins and miRNAs. Dr. Chambers is highly rated in 16 conditions, according to our data. Her top areas of expertise are Ovarian Cancer, Endometrial Cancer, Ovarian Carcinosarcoma, Salpingo-Oophorectomy, and Oophorectomy.

Dr. Kalmadi joined Ironwood Cancer and Research Centers in 2008 and serves as Chief Medical Officer.  After finishing his medical schooling in India, Dr. Sujith Kalmadi completed his residency training and fellowship at the Cleveland Clinic in Cleveland, Ohio. He then served as academic clinical faculty at the Cleveland Clinic School of Medicine (Lerner School) in Cleveland, Ohio and subsequently at Baylor College of Medicine in Houston, Texas. During his tenure at these prestigious institutions, he pioneered several novel clinical research trials which have been lauded at national scientific meetings and published in peer reviewed journals. His areas of clinical and research interests include several solid tumors and hematological disorders. He currently resides in Chandler with his wife and three children, and enjoys tennis, chess and racquetball during his spare time. He is board certified in Internal Medicine, Hematology and Medical Oncology. Dr. Kalmadi is highly rated in 92 conditions, according to our data. His top areas of expertise are Lung Cancer, Familial Colorectal Cancer, Colorectal Cancer, and Severe Congenital Neutropenia.

Dr. Halbur joined Ironwood Cancer & Research Centers in 2005, following his residency in Internal Medicine and fellowship in Hematology and Oncology at the University of California at Irvine. He earned his medical degree at Loyola University of Chicago, Stritch School of Medicine. Dr. Halbur has been active in cancer research and has presented his results at the American Society of Hematology Annual Meeting. He has also been involved in clinical trial development. Dr. Halbur lives in the East Valley and enjoys spending time with his wife and two daughters. His hobbies include playing basketball, tennis, and golf and cheering on the Suns. He is board certified in Internal Medicine, Hematology and Medical Oncology.Supportive Cancer Care You Can Trust You can find that team at Ironwood Cancer & Research Centers. With community-based centers strategically located throughout the Metro Phoenix area, Ironwood offers advanced therapies and a multi-disciplinary approach usually associated with large academic centers – but with a personalized touch recognizing the individual needs of the patient.Studies have shown the importance of a multi-disciplinary approach in effectively treating cancer. We spare you time and worry simply by having all the doctors, therapists, and resources you need in one convenient location, eliminating the delays and miscommunication. These collaborative efforts ensure the highest standards of care. Because Ironwood is actively involved in cutting-edge research, you can also benefit from promising new treatments through participation in clinical trials. We evaluate you and develop a personalized treatment plan specifically for you to insure the best possible outcome. Dr. Halbur is highly rated in 74 conditions, according to our data. His top areas of expertise are Familial Colorectal Cancer, Adult Soft Tissue Sarcoma, Clear Cell Sarcoma, and WT1-Related Wilms Tumor Syndromes.

Yoshie Umemura is an Oncologist and a Neurologist in Phoenix, Arizona. Dr. Umemura is highly rated in 17 conditions, according to our data. Her top areas of expertise are Glioma, Astrocytoma, Brain Tumor, and Glioblastoma. Dr. Umemura is currently accepting new patients.

Dr. Michael Musci joined Ironwood Cancer & Research Centers in June 2007 as a Medical Oncologist. He comes to us from Kaiser Permanente Oncology Department in Walnut Creek, California. Dr. Musci received his medical degree and PhD at the University of Iowa. After Internal Medicine Residency, Dr. Musci received fellowship training in Hematology Oncology at UCSD Medical Center in San Diego, California. Dr. Musci is Board Certified in Internal Medicine, Hematology and Medical Oncology. Dr. Musci is highly rated in 66 conditions, according to our data. His top areas of expertise are Pleuropulmonary Blastoma, Familial Colorectal Cancer, Severe Congenital Neutropenia, and Lung Cancer.

Joining Ironwood Cancer & Research Centers in 2004, Dr. Shtivelband received his medical degree and PhD in Experimental Hematology in Russia. After Internal Medicine Residency, Dr. Shtivelband received fellowship training in Hematology and Medical Oncology at MD Anderson Cancer Center in Houston, where he stayed for an additional year to participate in experimental research. Treating patients with all kinds of malignancies and benign hematological problems, Dr. Shtivelband has particular interest in developing research programs to bring the newest advances in the field of Oncology and Hematology to our community. Dr. Shtivelband also heads the Ironwood Cancer & Research Center's research program. He is Board Certified in Internal Medicine, Hematology and Medical Oncology. Dr. Shtivelband is highly rated in 51 conditions, according to our data. His top areas of expertise are Hemochromatosis, Non-Small Cell Lung Cancer (NSCLC), Plasmacytoma, and Lung Cancer.

Dr. DeRoock joined Ironwood Cancer & Research Centers in 2009 after completing residency in Internal Medicine followed by fellowship in Hematology and Oncology at the University of California at Davis. He is a first-generation Panamanian-American fluent in both English and Spanish. He previously earned his medical degree at the University of Arizona. Dr. DeRoock is board certified in Internal Medicine, Hematology and Medical Oncology. He has been active in developing clinical trials for pancreatic cancer and lymphoma, and has presented his research findings at the American Society of Hematology Annual Meeting as well as the Annual Pan-Pacific Lymphoma Conference. He specializes in all adult cancers and hematologic disorders.Supportive Cancer Care You Can TrustYou can find that team at Ironwood Cancer & Research Centers. With community-based centers strategically located throughout the Metro Phoenix area, Ironwood offers advanced therapies and a multi-disciplinary approach usually associated with large academic centers – but with a personalized touch recognizing the individual needs of the patient.Studies have shown the importance of a multi-disciplinary approach in effectively treating cancer. We spare you time and worry simply by having all the doctors, therapists, and resources you need in one convenient location, eliminating the delays and miscommunication. These collaborative efforts ensure the highest standards of care. Because Ironwood is actively involved in cutting-edge research, you can also benefit from promising new treatments through participation in clinical trials. Dr. Deroock is highly rated in 51 conditions, according to our data. His top areas of expertise are Pulmonary Embolism, Nodular Lymphocyte-Predominant Hodgkin Lymphoma (NLPHL), Childhood Iron Deficiency Anemia, and Iron Deficiency Anemia.

Dr. Anita Koszyk-Szewczyk joined Ironwood Cancer & Research Centers in July 2009, after completing her Hematology and Oncology training at Penn State University Hershey Medical Center. Dr.Szewczyk has earned her medical degree at Jagiellonian University Collegium Medicum in Krakow, Poland and Honours Biology at McMaster University Hamilton, Canada. She served as Chief Fellow at Penn State University and her special interests include all forms of adult cancers and hematological disorders with special interest in Breast Cancer. She is originally from Poland and Canada. She is board certified in Internal Medicine, Hematology and Oncology. Dr. Koszyk is highly rated in 47 conditions, according to our data. Her top areas of expertise are Breast Cancer, Paget Disease of the Breast, Childhood Iron Deficiency Anemia, Iron Deficiency Anemia, and Bone Marrow Aspiration.

Dr. Ortiz Cruz joined Ironwood Cancer & Research Center in September 2014, after completing her hematology and medical oncology fellowship at the University of South Carolina in Charleston. She completed two years of research at the National Cancer Institute | National Institutes of Health in Bethesda Maryland where she was involved with clinical research in radiation oncology in addition to work with medical oncology. Dr. Ortiz Cruz also completed an internal medicineresidency training program at Banner Good Samaritan Medical Center in Phoenix. She has published several articles in scientific journals and presented at various meetings. Dr. Cruz's specializes in solid tumor and hematologic disorders with a special interest in breast, colon cancer and lymphoma. Dr. Cruz's goal is to deliver the best care available for her patients by providing personalized treatment planning in conjunction with cutting-edge therapy.Dr. Cruz's personal goal is to deliver the best care available for her patients with the understanding that personalized treatment planning in conjunction with utilizing cutting-edge therapy is the best means to achieve this goal. Dr. Cruz is highly rated in 46 conditions, according to our data. Her top areas of expertise are Breast Cancer, Severe Congenital Neutropenia, Paget Disease of the Breast, and Chronic Familial Neutropenia.

Dr. Neel Dharia joined Ironwood Cancer & Research Centers in January 2012. Dr. Dharia received his medical degree from Mumbai University, Mahatma Gandhi Missions Medical College in 1999. His residency was completed in Internal Medicine at McLaren Regional Medical Center and Michigan State University College of Human Medicine in Flint, Michigan. Dr. Dharia was a hospitalist at several Phoenix Valley hospitals between 2003-2007 and completed a fellowship in Hematology/Oncology at St. Elizabeth's Medical Center (affiliated with Tufts University School of Medicine) in Boston, Massachusetts from 2007-2010. He came back to Arizona in 2010 and is board-certified in medical oncology. Dr. Dharia's areas of interest include GI malignancies, melanoma, breast and lung cancers.You can find that team at Ironwood Cancer & Research Centers. With community-based centers strategically located throughout the Metro Phoenix area, Ironwood offers advanced therapies and a multi-disciplinary approach usually associated with large academic centers – but with a personalized touch recognizing the individual needs of the patient.Studies have shown the importance of a multi-disciplinary approach in effectively treating cancer. We spare you time and worry simply by having all the doctors, therapists, and resources you need in one convenient location, eliminating the delays and miscommunication. These collaborative efforts ensure the highest standards of care. Because Ironwood is actively involved in cutting-edge research, you can also benefit from promising new treatments through participation in clinical trials.  At Ironwood Cancer & Research Centers we evaluate you and develop a personalized treatment plan specifically for you to insure the best possible outcome. Dr. Dharia is highly rated in 44 conditions, according to our data. His top areas of expertise are Familial Colorectal Cancer, Breast Cancer, Colorectal Cancer, and Lynch Syndrome.

Dr. Puneet Bhalla is a board certified Medical Oncologist and joined Ironwood Cancer & Research Centers in September 2006. Dr. Bhalla is a graduate of Bangalore Medical College, Bangalore University. He completed his Internal Medicine residency and Medical Oncology fellowship from William Beaumont Hospital, Royal Oak, Michigan. His research has been published in national and international oncology meetings and he remains actively involved in research at Ironwood Cancer & Research Centers. He has been practicing in the East Valley since 2003, initially in solo practice and since 2006 as part of Ironwood Cancer & Research Centers. He also serves on the Dignity Health East Valley Board of Directors for Mercy Gilbert and Chandler Regional Hospitals.A strong patient advocate, he routinely picks up the phone to communicate with other physicians and health insurance companies on his patients behalf. He has been nominated as Top Doc in medical oncology by his peers several times in Phoenix Magazine. As an extended faculty at Midwestern University he mentors medical students during their Oncology rotations. He is well respected by his peers in the community for his expertise in solid tumors.He lives in the Phoenix area with his wife and twin daughters and dog Frodo! In his spare time, he may be seen hiking with his family, riding his road bike or camping in the AZ high country. Dr. Bhalla is highly rated in 43 conditions, according to our data. His top areas of expertise are Lung Cancer, Pleuropulmonary Blastoma, Myelodysplastic Syndrome (MDS), and Familial Colorectal Cancer.

I enjoy cooking, hiking and travel. Dr. Mahmoud is highly rated in 41 conditions, according to our data. His top areas of expertise are Melanoma, Bone Tumor, Adult Soft Tissue Sarcoma, Alveolar Soft Part Sarcoma, and Orchiectomy.

I enjoy hiking, desert gardening, travel, classical music and collecting European train models. Dr. Klueppelberg is highly rated in 40 conditions, according to our data. His top areas of expertise are Marginal Zone Lymphoma (MZL), Chronic Lymphocytic Leukemia (CLL), Chronic B-Cell Leukemia (CBCL), and Richter Syndrome.

I enjoy spending time with family, fine arts, philosophy, community service, meditation and reading. Dr. Narayan is highly rated in 40 conditions, according to our data. Her top areas of expertise are Inflammatory Breast Cancer, Paget Disease of the Breast, Angiosarcoma, and Familial Pancreatic Cancer.

Abhijeet Kumar is an Oncologist in Tucson, Arizona. Dr. Kumar is highly rated in 39 conditions, according to our data. His top areas of expertise are Non-Hodgkin Lymphoma, B-Cell Lymphoma, Mantle Cell Lymphoma (MCL), Gallbladder Removal, and Bone Marrow Transplant. Dr. Kumar is currently accepting new patients.

Dr. Kellogg has practiced with Ironwood Cancer & Research Centers as a partner since 1995. He is a graduate of Wayne State University School of Medicine and completed his residency and fellowship at Wayne State University Affiliated Hospitals. Prior to joining ICRC Dr. Kellogg was an Assistant Professor of Medicine at Wayne State University and the Detroit Medical Center working on the breast cancer service. While at the university, in addition to treating patients Dr. Kellogg was involved in conducting multiple clinical research studies. Dr. Kellogg was also Chief Medical Resident at Detroit Receiving Hospital. Dr Kellogg has been recognized by Phoenix Magazine as Top Doc. Dr. Kellogg is Board Certified in Internal Medicine with Specialty Board Certifications in Medical Oncology and Hematology and maintains an active practice concentrating on all types of adult cancers and blood disorders. Dr. Kellogg is highly rated in 35 conditions, according to our data. His top areas of expertise are Breast Cancer, B-Cell Lymphoma, Paget Disease of the Breast, and Schnitzler Syndrome.

Dr. Sumeet Mendonca joined Ironwood Cancer & Research Centers in January 2012. On completion of her training in Hematology/Medical Oncology at St Elizabeth Medical Center, Tufts University, Boston, Dr. Sumeet Kumar Mendonca joined Desert Oncology Associates in 2008, now part of Ironwood Cancer and Research Centers. Being part of an expatriate family she received a global educational imprint in places like India, Singapore and Nigeria. On completion of Medical School in MGM, Mumbai University, India she dedicated two years to research in the field of Cancer Immunotherapy at the University of Connecticut Health Center. Her work was very well received and resulted in a number of publications in several peer reviewed journals. Dr Mendonca is board certified in Internal Medicine and Medical Oncology and treats all forms of adult cancers with a key interest in solid tumors, including breast cancer. She has been a prominent advocate for the promotion of women's health, focusing on prevention, early diagnosis and treatment of breast cancer. Dr. Mendonca's special interests are in delivering individualized care in a comprehensive and compassionate manner. Dr. Mendonca is highly rated in 34 conditions, according to our data. Her top areas of expertise are Breast Cancer, Paget Disease of the Breast, Severe Congenital Neutropenia, and Chronic Familial Neutropenia.

I enjoy running, playing tennis and gardening. Dr. Niu is highly rated in 30 conditions, according to our data. His top areas of expertise are Lung Cancer, Pleuropulmonary Blastoma, Small Cell Lung Cancer (SCLC), and Non-Small Cell Lung Cancer (NSCLC).

Robin Obenchain is a Hematologist in Chandler, Arizona. Dr. Obenchain is highly rated in 27 conditions, according to our data. Her top areas of expertise are Breast Cancer, Paget Disease of the Breast, Inflammatory Breast Cancer, and Angiosarcoma. Dr. Obenchain is currently accepting new patients.

Linda Garland is an Oncologist in Tucson, Arizona. Dr. Garland is highly rated in 26 conditions, according to our data. Her top areas of expertise are Lung Cancer, Non-Small Cell Lung Cancer (NSCLC), Small Cell Lung Cancer (SCLC), and Pleuropulmonary Blastoma. Dr. Garland is currently accepting new patients.

Daniel Persky is an Oncologist in Tucson, Arizona. Dr. Persky is highly rated in 26 conditions, according to our data. His top areas of expertise are Non-Hodgkin Lymphoma, B-Cell Lymphoma, Diffuse Large B-Cell Lymphoma (DLBCL), Bone Marrow Transplant, and Bone Marrow Aspiration.

Dr. Roberts has been treating patients in Arizona for over 20 years and is board certified in medical oncology and hematology. Dr. Roberts is a member of the American College of Physicians, American Society of Internal Medicine, and American Society of Clinical Oncologists. He provides advanced high-quality compassionate cancer care in a community setting.  Dr. Roberts has a special interest in treating patients with lung, breast, colon, prostate, and hematologic malignancies. He is a member of the American College of Physicians, American Society of Internal Medicine, and American Society of Clinical Oncologists. Dr. Roberts has been recognized as a top doctor in PHOENIX magazine and a super doctor in Phoenix, and has been recognized by the Leukemia Lymphoma Society (LLS) and the American Society of Clinical Oncology (ASCO). He received a teaching excellence award from St. Joseph's hospital and has received numerous other nationally recognized physician awards. Dr. Roberts has extensive experience in research, serving as the principal investigator in more than 100 studies. He was a founding member of the Arizona Institute of Breast Health as well as the Center for Thoracic Disease.To help people achieve health for life. Dr. Roberts is highly rated in 25 conditions, according to our data. His top areas of expertise are Familial Colorectal Cancer, Familial Prostate Cancer, Follicular Lymphoma, and Paget Disease of the Breast.

I enjoy hiking, squash and hockey. Dr. Kundranda is highly rated in 24 conditions, according to our data. His top areas of expertise are Pancreatic Ductal Adenocarcinoma, Pancreatic Cancer, Colorectal Cancer, and Familial Colorectal Cancer.

Dr. Pineda joined Ironwood Cancer & Research Centers in August 2017.  Dr. Mario Javier Pineda is fellowship trained in Gynecologic Oncology and board certified in Obstetrics and Gynecology.  He is a first-generation Salvadoran-American fluent in both English and Spanish.  Dr. Pineda received his medical training at the University of Washington School Of Medicine.  While there he also obtained a PhD in Molecular and Cellular Biology.  He then completed an Obstetrics and Gynecology residency at the Los Angeles County & University of Southern California Medical Center in 2011 where he served as Chief Resident.  Dr. Pineda finished his training with a fellowship in Gynecologic Oncology at Northwestern University.Dr. Pineda offers women with gynecologic cancers a comprehensive approach to their care including radical pelvic and vulvar surgery, advanced minimally invasive and robotic procedures, and laser surgery.  Areas of specialty include treatment of ovarian, fallopian, primary peritoneal and uterine cancers; cervical, vulvar and vaginal cancer (including pre-invasive lesions); and gestational trophoblastic disease.  He has extensive experience in chemotherapeutic and clinical trial management of patients.He is an active member of the American Society of Clinical Oncologists, the Society of Gynecologic Oncologists and the American Congress of Obstetricians and Gynecologists.Dr. Pineda offers women with gynecologic cancers a comprehensive approach to their care including radical pelvic and vulvar surgery, advanced minimally invasive and robotic procedures, and laser surgery.  Areas of specialty include treatment of ovarian, fallopian, primary peritoneal and uterine cancers; cervical, vulvar and vaginal cancer (including pre-invasive lesions); and gestational trophoblastic disease.  He has extensive experience in chemotherapeutic and clinical trial management of patients. Dr. Pineda is highly rated in 20 conditions, according to our data. His top areas of expertise are Ovarian Cancer, Lump in the Abdomen, Malignant Mixed Mullerian Tumor, and Endometrial Cancer.