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Availability last updated 04/21/2026
Dr. Cory Heal is a radiation oncologist who has expertise in a full breadth of radiation oncology treatments for both malignant and benign diseases in children and adults.
Before joining Arizona Center for Cancer Care, Dr. Heal received a Bachelor of Science from Brigham Young University and his Medical Doctorate from Drexel University. He then completed an internship in Internal Medicine at Abington Memorial Hospital and a residency in radiation oncology at the University of Arizona, where he served as Chief Resident.
Dr. Heal specializes in the treatment of malignancies of the breast, prostate, lung, skin, head and neck, gynecological tract, gastrointestinal tract, central nervous system, hematologic/lymphatic systems, and musculoskeletal systems. He also treats a wide array of benign diseases that benefit from radiation. Dr. Heal utilizes the latest treatment techniques in his practice, including Stereotactic Radiosurgery (SRS), Intensity Modulated Radiation Therapy (IMRT), Image-Guided Radiation Therapy (IGRT), PLUVICTO, LUTATHERA, and Stereotactic Ablative Radiotherapy (SABR/SBRT). Dr. Heal has additional specialized training and research interests in the use of HDR brachytherapy for several anatomic sites. His other research interests include patient safety and quality improvement.
An Arizona native who grew up in the East Valley, Dr. Heal feels privileged to serve the community he loves. He always seeks to be an advocate for his patients as he guides them through treatment. He enjoys the lasting relationships he develops with his patients and their families and feels honored to take part in their care.
Dr. Heal and his wife, Emily, have four children. Outside of medicine, Dr. Heal loves spending his free time being a dad, cooking new foods in the kitchen, and making memories with his family outdoors.
Patient Reviews:
"Dr. Heal and his team were so thorough and thoughtful with explanations which reduced my anxiety and made daily radiation appointments very easy to manage!" -Wendy
"Couldn't be more satisfied with Dr. Heal. He's a wonderful person both personally and professionally, making sure to explain every aspect of the treatment for my brain cancer, as well as being an all-around good guy! I'm a lucky man." - Daniel
Dr. Cory Heal, MD
Radiologist
7695 S. Research Dr.
#B
Tempe, AZ 85284
After graduating from a premier medical school in India, Dr. Fernandes continued her training in Internal Medicine and obtained advanced training in the treatment of blood and cancer disorders in the United States. She was awarded an international prestigious scholarship from the European Society of Medical Oncology and spent time as a visiting fellow in Medical Oncology in Spain.
Her areas of expertise include breast cancers in addition to treating other cancer disorders such as colon cancer, lung cancer, melanoma/skin cancers and blood disorders such as anemias, iron deficiency disorders, abnormal blood counts. She serves as a section editor for Breast Cancer on hemonc.org, an internationally accessed online resource for cancer physicians. She has presented cancer research at national and international cancer meetings in the United States and Europe and volunteers with the American Society of Clinical Oncology for peer review activities.
Dr. Fernandes believes in providing compassionate, exceptional and cutting-edge care to her patients. She strives to provide the most personalized treatment plan for her patients while taking into consideration their unique needs. Having had family members who have also been stricken with cancer, she understands and empathizes with the needs of caring for a loved one with cancer.
Dr. Fernandes enjoys spending time with family, travel, running, and watercolor painting.
Dr. Hermina Fernandes, MBBS, FACP
Internist
7695 S. Research Dr.
#B
Tempe, AZ 85284
Dr. Parmjeet Kumar Banghar specializes in hematology, medical oncology, and internal medicine. He joined Arizona Center for Cancer Care in 2008 when his team at Arizona Center for Hematology and Oncology partnered with the practice.
Currently, Dr. Banghar is a member of the American Society of Clinical Oncology and American Society of Hematology. He has participated in a research study involving cerebrovascular diseases and been published in several journals, including Leukemia Research and the Indian Journal of Medical Sciences. He has also presented on a number of topics, including sonographic evaluation of the spleen in sickle cell syndromes, lennox gastaut syndrome and sweet syndrome in a patient with acute myeloid leukemia.
Patient Reviews:
"This doctor is smart and knows cancer. The staff is the best. My nurses who give me shots are the best! Highly reccomend this office." -Lina
"I have been Dr. Banghar's patient since 2019 and just found out I could give him a review. Wish I had been told this before. He is an excellent provider. He has made me feel confident about my treatment which I think has/had a tremendous amount of impact on my care and the outcome. I would recommend him and the facility in a heart beat." -Felicia
Dr. Parmjeet Banghar, MD
Internist
7695 S. Research Dr.
#B
Tempe, AZ 85284
Dr. Devinder Singh obtained his MD from the Government Medical College in Patiala (Punjab), India. He completed his internship and residency in Internal Medicine from Wayne State University in Detroit, Michigan. Shortly after, he completed his fellowship in Medical Oncology and Hematology from the City of Hope National Medical Center in Duarte, California in 1992. He is board certified in Internal Medicine, Oncology, and Hematology.
In August of 1992, he founded the Arizona Center for Hematology/Oncology and has been servicing the greater Phoenix area since then with his other medical oncology associates. In 2008, in collaboration with Drs. Biggs, Lee, and Reed, the radiation oncology division was established, and the practice name was changed to Arizona Center for Cancer Care. Among his many accomplishments, in 2019 Dr. Singh received the “Oncology Service Award” from Phoenix Cancer Support Network and was nominated as “Best Doctor in Oncology” by Phoenix Magazine. He is a clinical assistant professor at Midwestern Medical University (Glendale campus) and is actively involved in teaching medical students.
Dr. Singh has been married to his wonderful wife, Randeep, since 1982. They have three beautiful children, two daughters, Raman and Rimpi, and one son, Aman, all attending different universities. They also have two Yorkshire terriers, Rusty and Musty, and a playful cat, Millie. In his free time, Dr. Singh enjoys playing golf.
Patient Reviews:
"Dr Singh is by far the BEST oncologist out there!!! He is very knowledgeable and really cares for his patients!!! My hubby had stage 4 lymphoma cancer in 2005 and Dr Singh saved his life!! My hubby is still cancer free today!!!" -Kirsten
"Dr. Devinder Singh was amazing. Not only having great knowledge in treating cancer but very patient and caring when my husband and I walked this journey. Dr. Singh fought alongside us to the very end, he would call and check on my husband after treatments and procedures, his team helped with any insurance issues and approvals and we always felt very special and like we were family. Thank you so much for making this journey a little easier." -Debra
Dr. Devinder Singh, MD
Internist
7695 S. Research Dr.
#B
Tempe, AZ 85284
BIOGRAPHY
Dr. Nagaiah received his medical degree from MGR Medical University in India and has been in practice for more than 20 years. His residency and internship were completed at Mercy Catholic Medical Center in Pennsylvania, and he completed a fellowship at West Virginia University. He earned a Masters in Clinical Research from the MGH Institute of Health Professions in Boston. Dr. Nagaiah has expertise in treating lymphoma, lung cancer, and breast cancer, among other conditions.
PHILOSOPHY
I believe that being an oncologist is a privilege that is not to be taken lightly. I strive to provide evidence-based care that is appropriate to my patients’ particular problem, recognizing and respecting individual patient’s wishes. I take a multidisciplinary approach to care, including alternative therapies that have been shown to be effective.
RESEARCH PUBLICATIONS
LinkedIn:
Dr. Govardhanan Nagaiah, MD
Internist
7695 S. Research Dr.
#A
Tempe, AZ 85284
Dr. Angeles is a board-certified general surgeon with advanced training in benign and malignant breast diseases. She is committed to a multidisciplinary approach to treating breast cancer, working closely with the other sub-specialists in oncology to provide the best treatment plan for each patient. She also incorporates oncoplastic techniques to provide optimal cosmetic outcomes after breast conservation surgery.
Dr. Angeles received her medical degree from Western University of Health Sciences, College of Osteopathic Medicine of the Pacific. She completed her general surgery residency at Philadelphia College of Osteopathic Medicine in Pennsylvania. Having a special interest in breast cancer, she went on to complete a breast surgical oncology fellowship at Medstar Washington Hospital Center in Washington, D.C
In her spare time, she loves to travel, support her sons at their basketball games, and hike during the cooler months in and around Arizona.
"I was referred to Dr. Angeles for a breast consult. I had been diagnosed with LCIS and she was very informative and thorough. She ended up doing another biopsy/lumpectomy and found a 2.5mm cancerous tumor. After another surgery to check my lymph nodes I was referred for radiation therapy. Dr. Angeles was so wonderful during this whole process. Her bedside manner is top notch. All her staff and nurses were amazing as well. I have had very little down time considering everything that has happened. She got the ball rolling quickly with all of my care and I am so grateful." -Cathie
"She is probably the most empathetic doctor I have ever met. She truly cares about her patients, not just the cancer, but your whole being. She reassuring and comforting when patients like me are at their worst. Highly recommend." -Ginny
Dr. Janice Angeles, DO
Surgeon
7695 S. Research Dr.
#B
Tempe, AZ 85284
Rezwan Chowdhury, MD is dual board certified by the American Board of Radiology, and The Royal College of Physicians and Surgeons (Canada), in Radiation Oncology. He completed his residency and Medical Doctorate at the Cross Cancer Institute in Edmonton, Alberta, Canada. He has a special interest in breast cancer, lung cancer, SBRT, brachytherapy, PLUVICTO, LUTATHERA, and treats all tumor sites.
Dr. Chowdhury is fellowship trained in brachytherapy, including all modalities of breast brachytherapy. He has specialized training and is experienced in treating lung cancer, brain metastases and oligo-metastases using SBRT/SRS techniques. Dr. Chowdhury has over 5 years of clinical academic experience at the University of British Columbia/BC Cancer Agency, where he was a clinical instructor to medical students, residents and fellows and served as the Chair of the SBRT program, thoracic tumor site and breast brachytherapy program. Dr Chowdhury has extensive research experience and has published his findings and presented to other specialty physicians around the world.
Dr. Chowdhury joined Arizona Center for Cancer Care in 2021 and has been treating patients throughout the Phoenix metro area for nearly a decade. Dr. Chowdhury believes in using evidenced based medicine, and a compassionate approach that places an emphasis on his patient’s individual needs and desires.
Patient Reviews:
"Very knowledgeable and very good with patients, taking time to fully inform about options." -Ed
"Dr. Chowdhury explains all procedures and treatments thoroughly and takes time to answer any questions the patient may have prior and during treatment." -Ralph
Dr. Rezwan Chowdhury, MD
Radiologist
7695 S. Research Dr.
#B
Tempe, AZ 85284
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 in fighting cancer. She strives to achieve the most optimal treatment with the best possible cosmetic outcome.
Dr. Sigalove has helped advance novel surgical techniques that minimize pain, maximize recovery, and enhance the appearance of the breast whether that is in the setting of lumpectomy or mastectomy. She holds multiple publications on nipple-sparing mastectomy with pre-pectoral reconstruction and has lectured extensively on this topic both nationally and internationally.
Dr. Sigalove has held the position of Breast Program Director at Northwestern Medicine Central DuPage Hospital and was Health System Clinician at Northwestern University Feinberg School of Medicine. She was selected by her peers as “Top Breast Cancer Surgeon” in Phoenix Magazine in 2023, “Top Cancer Doctor” in Chicago Magazine in 2017, and was chosen as “Top Doctor” by Castle Connolly in 2014 and 2017.
Certified by the American Board of Surgery, Dr. Sigalove 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 in Neurobiology and Physiology from Northwestern University.
In her spare time, Dr. Sigalove loves to garden and hike with her husband and dogs, and she looks forward to every single visit of her now grown twins.
Patient Reviews:
"I was diagnosed with breast cancer that had traveled to my lymph node in December 2021. Dr Sigalove's approach was absolutely professional. She explained the diagnosis by listening to my concerns and questions in a very thorough patient and caring manner, while outlining her best recommended approach for treatment. Dr. Sigalove completed my surgery to remove the cancerous tumor in February 2022. The surgical procedure went without a hitch and left little scarring. I was absolutely pleased with the care I received from Dr. Sigalove. I highly recommend her in the unfortunate event you are ever diagnosed with cancer. Happy to inform, I am in remission and my mammograms have been clean. I feel my best decision in finding a qualified surgeon for treatment was when I found Dr. Sigalove. P.S. Staff and timeliness for appointments were also above reproach! Was never in waiting room for more than five minutes!" C. Nelson
"Dr. Sigalove operated on me over a year ago and continues to follow me. She diagnosed cancer before I knew I had it. She has been very supportive and kind following me through my cancer journey. She is very proficient in her field. I could not ask for a more professional caregiver. Her office staff are also very efficient and friendly. I would be happy to recommend her to anyone needing surgery."
Physician Spotlight:
Dr. Noemi Sigalove, MD
Surgeon
7695 S. Research Dr.
#B
Tempe, AZ 85284
Craig Hullett, MD, PhD, is a board-certified radiation oncologist with extensive experience in the treatment of a wide range of malignancies. He began his academic career in Communication, earning a Bachelor of Arts from Augustana College in Rock Island, Illinois, followed by a Master of Arts from Wake Forest University and a Doctor of Philosophy from Michigan State University. He later served as a tenured Associate Professor of Communication at the University of Arizona.
Inspired by his volunteer work at a local hospice, Dr. Hullett transitioned to medicine and earned his Doctor of Medicine degree from the University of Arizona. During medical school, he was inducted into the Gold Humanism Honor Society and Alpha Omega Alpha, recognizing his commitment to compassionate, patient-centered care and academic excellence. He completed his internship and residency training in Radiation Oncology at the University of Wisconsin.
Dr. Hullett has been practicing in Arizona since 2022 and is pleased to have returned to the state with his family. Outside of his clinical practice, he enjoys spending time with his family, exercising, and traveling.
Languages spoken: English
Dr. Craig Hullett, MD
Radiologist
7695 S. Research Dr.
#B
Tempe, AZ 85284
Dr. Abhimanyu Ghose clinical interests include treating patients with all types of cancer, including lung, gastrointestinal, breast, genitourinary (bladder, prostate, renal), skin, myeloma, lymphomas, and other blood disorders. Dr. Ghose has more than 25 published peer reviewed articles in field of oncology and has presented at national and international conferences.
Dr. Ghose believes in treating his patients with the same level of respect and compassion he would offer to his family members. He is a strong advocate for his patients. His approach is individualized to each patient because each patient’s condition and situation in life is unique.
In his free time, Dr. Ghose enjoys spending time with his family, dining out, hiking, and traveling. He is also an avid tennis player.
Patient Reviews:
"I have been treating with Dr. Abhimanyu Ghose since my diagnosis in December of 2018. I was diagnosed with Stage IV, Non Small Cell Lung cancer. I began treatment March of 2019 with chemotherapy and Keytruda. After completing chemotherapy I have remained on Keytruda since the beginning. I have been in remission for over a year and my CT scans continue to confirm no evidence of disease. I trust Dr. Ghose and his team to continue to make the best treatment plans possible for me. I also believe Keytruda has been a life saver for me! I continue to have infusions every 3 weeks with little to no adverse reactions. I am grateful to have Dr. Ghose and the infusion nurses taking care of me." -Nancy
"Have had wonderful care by Dr. Ghose thru my cancer treatment and follow ups for last 4 years. He is attentive and caring and positive. Easy to understand his explanations and thorough. Office experiences always efficient." -Jeff
Dr. Abhimanyu Ghose, MD
Internist
7695 S. Research Dr.
#A
Tempe, AZ 85284
Dr. Azadi specializes in specializes in Neuro-Oncology, focusing on brain, spine, skull-based tumors and head and neck malignancies (many of which are listed below). His expertise includes the diagnosis and treatment of brain and head & neck tumors. Dr. Azadi’s research interests include precision medicine and immunotherapy in primary and secondary brain tumors.
Dr. Azadi’s priority is to provide his patients with personalized, compassionate care using the most up-to-date treatment options. He listens to his patients, and collaboratively they choose the best treatment option for their cancer. He strives to deliver the most effective cancer management and treatment strategies, while providing encouragement and support for his patients.
In his free time, Dr. Azadi enjoys all sports, especially tennis and mountain biking.
Patient Reviews:
"Dr Azadi has been treating my husband who has Glioblastoma Vi since diagnosis. He is very kind and one of the few Doctors we have worked with who has been honest with us. He is also the only one who suggested trials which we are very excited about. Dr Azadi has made himself completely reachable when I have any issues come up. He responds so quickly and always with a helpful solution." -Rhonda
Dr. Amir Azadi, MD
Oncologist
7695 S. Research Dr.
#B
Tempe, AZ 85284
Dr. Kaplan treats a wide variety of medical oncology, malignant hematology, and benign hematologic disease. She is especially interested in treating breast cancer and general oncology.
Dr. Kaplan enjoys cooking, reading, watching sports, traveling, and spending time with family and her 2 dogs named Penny.
"Dr. Kaplan was a major part of my father-in-love’s cancer treatment and was one of his biggest champions. Her bedside manner was incredibly personalized, kind, and intentional. He couldn’t say enough wonderful things about her. I highly recommend her!" -Leanne
Dr. Jori Kaplan, MD
Internist
7695 S. Research Dr.
#B
Tempe, AZ 85284
Dr. Justin Famoso specializes in radiation oncology treating a wide variety of malignant and benign diseases with innovative radiation technologies. He promotes continuity of care and emphasizes a multidisciplinary approach in his practice.
Dr. Famoso specializes in the treatment of malignancies of the breast, prostate, lung, head and neck, gynecologic tract, gastrointestinal tract, skin, central nervous system, hematologic/lymphatic systems, and musculoskeletal systems. He has extensive training with modern radiation treatment technologies and techniques including external beam radiation therapy, IMRT, SBRT, PLUVICTO, and brachytherapy.
Dr. Famoso has authored numerous research articles focused on the combination of immunotherapy and radiation therapies leading to improved patient outcomes.
He earned a B.S. degree from West Virginia University with a double major in biology and chemistry. He went on to receive his M.D. from West Virginia University before completing his internship at the University of Pittsburgh Medical Center. He completed his radiation oncology residency training at the University of Arizona, where he would ultimately serve as chief resident.
Dr. Famoso enjoys golfing, skiing, playing piano, traveling, and viticulture. He is also a passionate West Virginia University Mountaineers sports fan.
Patient Reviews
"I love Dr Famoso and his entire office staff! They are all very caring and attentive. Listens and provides answers and/or options. Highly recommend!!!" -Tamis
"Dr. Famoso and his staff took such good care of me and are so kind and supportive. I look forward to seeing them always. I could not be in in better hands. Thanks so much!" -Davis
Physician Spotlight
Dr. Justin Famoso, MD
Radiologist
7695 S. Research Dr.
#B
Tempe, AZ 85284
Biography:
• College: Bachelor of Science (St. Cloud State University-St. Cloud, Minnesota)
• Physician Assistant Program: Master of Physician Assistant Studies (Northern Arizona University-Flagstaff, AZ)
• Board Certification: Certified Physician Assistant
• Language: English
Karlee grew up in a small town in Southern Wisconsin and went on to attend St. Cloud State University in Minnesota, where she played NCAA college soccer. After earning a degree in biomedical science with magna cum laude honors, she pursued her passion for medicine by obtaining a Physician Assistant degree from Northern Arizona University. During her time at Northern Arizona University she was an Arizona Area Health Education Center Scholar, engaging in a comprehensive two year interprofessional program that focused on preparing healthcare professionals for practice in underserved communities. This experience combined hands-on clinical training with community based learning, fostering a deep understanding of diverse patient needs.
Outside of work she enjoys reading, running, yoga, and spending quality time with family. Her commitment to ongoing learning and staying current with the latest medical advancements ensures that she is always equipped to deliver high quality care to her patients.
Karlee Krebs
Physician Assistant
7695 S. Research Dr.
#A
Tempe, AZ 85284
Arizona Center for Cancer Care is a cancer center without walls, offering the best doctors, best treatments, best technologies, and best research to give patients the best care possible. With offices in Avondale, Chandler, Gilbert, Glendale, Mesa, Phoenix, Scottsdale, Surprise, Anthem, Peoria, Fountain Hills, Wickenburg, Apache Junction, Sun City, Sun City West, Goodyear, Prescott Valley, and Tempe, Arizona, the multi-specialty practice cares for more than 30,000 patients across the Valley.
Arizona Center for Cancer Care specializes in treating many types of cancer, including multiple myeloma, colon, head and neck, breast, skin, and pancreatic, as well as brain cancer, lung cancer, and gastrointestinal cancer.
The practice uses the most current treatment options available, including various forms of radiation oncology and medical oncology, and hematology. The center also includes experts in gynecologic oncology and breast surgery and has a newly diagnosed breast cancer clinic.
The board-certified radiation oncologists at Arizona Center for Cancer Care use positron emission tomography/computed tomography (PET/CT) imaging to reveal the presence and severity of cancer and create an effective treatment plan.
Dedicated to providing its patients with the most current drugs and therapies available, Arizona Center for Cancer Care participates in multiple clinical trials.
Cancer is a disease of survivors, and Arizona Center for Cancer Care is keeping it that way.
For comprehensive, high-quality cancer care, call Arizona Center for Cancer Care or schedule an appointment online today. Telemedicine appointments are available.
Dr. Shelley Nakamura, MD
Surgeon
7695 S. Research Dr.
#B
Tempe, AZ 85284
Dr. Stephanie Lindauer specializes in Medical Oncology, Hematology and Internal Medicine. Her clinical interests include breast cancer and benign breast disease, gastrointestinal cancer and cancer survivorship.
Dr. Lindauer joined Arizona Center for Cancer Care in 2018. She has held a variety of leadership roles. She was Chief Resident of the Department of Internal Medicine, serving an additional year after completing her residency in San Antonio. She also served as Chief Fellow during her last year of fellowship in San Antonio. Dr. Lindauer has several abstracts and poster presentations at local and national meetings, including ASCO Survivorship Symposium, ASCO Quality Care Symposium and ASH Hematologic Malignancies. She is passionate about engagement within her community and has presented at Updates for the San Antonio Community from the San Antonio Breast Cancer Symposium in 2017.
Dr. Lindauer was drawn to the field of oncology from a young age, having seen the effects of cancer in loved ones. She feels honored to be able to fulfill such an important role now and strives for compassion and empathy with all her patients.
Dr. Lindauer is a member of the American Society of Clinical Oncology and American Society of Hematology. She enjoys spending time with her husband and her chocolate lab.
Patient Reviews:
"I have been seeing Dr. Lindauer for over 2 years. She came highly recommended to me by my Lymphedema Therapist. Dr. Lindauer has been very professional, compassionate and patient with me in informing me of my treatment plan for a rare form of cancer." -Vanessa
"I have been seeing Dr. Lindauer for a year now. I'm so glad my breast surgeon Dr. Naomi Sigalove recommended her. She is very compassionate about her patients. She works with all of my other Doctors to insure that I received the best possible care. She never rushed me through a visit and answered all of my questions. Her staff is awesome to. From the front desk to the treatment area. I can't tell you enough how wonderful everyone really is. I will miss everyone in the office when my treatment is over." -Mary
Dr. Stephanie Lindauer, MD
Internist
7695 S. Research Dr.
#B
Tempe, AZ 85284
Dr. Robin Obenchain specializes in Hematology and Medical Oncology. She believes in a holistic approach to cancer care integrating both the art and science of medicine uniquely based on an individualized care of each patient and family.
Dr. Obenchain joined Arizona Center for Cancer Care in 2016 and has been practicing in the Phoenix area for the past ten years. She has been published in Oncology Publishing Group: Colorectal Cancer in the Elderly Patient: Assessment and Treatment. She has received multiple awards including Association of Pathology Chairs Honor Society, the Higgins Award for outstanding Senior Resident and Alpha Omega Alpha Honor Society.
Dr. Obenchain has been named Top Doctor twice in the Phoenix Business Journal and is currently a member of the American College of Hospice and Palliative Medicine.
Patient Reviews:
"These people are awesome. The doctor, her assistant, and the entire staff are wonderful people and they're a pleasure to deal with in what are sometimes not the most ideal conditions. They are extremely helpful, friendly courteous professional and I could go on and on. There is a single bad thing I can say about this practice or anyone who works here. Special shout outs to Dr Robin herself, Carrie, Ashley, Ashton, and Sandy who is no longer with them." -Jim
Dr. Robin Obenchain, MD
Internist
7695 S. Research Dr.
#B
Tempe, AZ 85284