LOCAL HEALTHCARE PROVIDERS
Tebra only allows patients to write reviews following their scheduled appointment with the provider or practice.
Tebra verifies providers before they can appear in Tebra search. Find a top-rated provider and book an appointment instantly.
261 providers
Availability last updated 06/30/2025
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
19646 N. 27th Ave.
301
Phoenix, AZ 85027
Dr. Ertz-Archambault is triple board-certified in Hematology, Medical Oncology, and Internal Medicine, dedicated to providing expert and compassionate care to patients facing blood disorders and cancers, with a special emphasis in breast cancer.
Dr. Ertz-Archambault has dedicated her career to serving the Phoenix cancer community. She spent over four years caring for the underserved cancer population at Valleywise Health, where she partnered with the breast cancer team honored with The Spirit of Healing Award from the Cancer Support Community of Arizona in 2022. Her commitment extends beyond the clinic through volunteer work, charity educational programs, and quality improvement initiatives for underserved cancer patients.
Dr Ertz-Archambault is an active member of the American Society of Clinical Oncology and the American Society of Hematology. She also serves as an Assistant Clinical Professor at Creighton University, Phoenix School of Medicine, mentoring the next generation of physicians.
Outside of medicine, she enjoys painting, gardening, and spending time with her family
Dr. Natalie Ertz-archambault
Internist
19646 N. 27th Ave.
301
Phoenix, AZ 85027
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
19646 N. 27th Ave.
#407
Phoenix, AZ 85027
Teodor Pitea, MD
Teodor Pitea, MD, is a board-certified gastroenterologist and founder of Interventional Endoscopy Associates PLLC in Peoria, Scottsdale, and Phoenix, Arizona.
Dr. Pitea received his medical degree from Iuliu Hațieganu University of Medicine and Pharmacy in Cluj-Napoca, Romania, before moving to the United States in 2001 to pursue a career in gastroenterology. Following a residency in internal medicine, he completed a fellowship in gastroenterology at Mount Sinai Morningside (formerly St. Luke’s-Roosevelt Hospital Center), an affiliate of Columbia University Vagelos College of Physicians and Surgeons. During that time, he also completed a postdoctoral research fellowship on the role of insulin resistance in patients with metabolic syndrome and trained for six months as a hepatology fellow in the Liver Transplant Program at Mount Sinai Hospital. As a gastroenterology fellow, Dr. Pitea discovered his passion for endoscopy, which led him to pursue further training in advanced therapeutic endoscopy under the mentorship of Dr. Stavros Stavropoulos, one of the pioneers of endoscopic surgery, at Winthrop University Hospital in Long Island, New York.
In September 2012, Dr. Pitea launched the Interventional Endoscopy Service at Banner Del E. Webb Medical Center in Sun City West, Arizona. Over the next four years, he spearheaded the building of a new endoscopy unit and developed a highly trained medical team dedicated to interventional endoscopy. Dr. Pitea joined the Digestive Institute at Banner-University Medical Center Phoenix in 2016, and together with Rawad Mounzer, MD, he established the Interventional Endoscopy Service there in collaboration with University of Arizona faculty.
During his role as the Director of Endoscopy and Chief of the Advanced Endoscopy Program, he developed a comprehensive program for the management of acute and chronic pancreatitis, and he has continued to advance the field of endoscopic surgery in Arizona by providing complex, cutting-edge endoscopic interventions.
Dr. Pitea has published multiple abstracts and has been an invited speaker at national conferences. He is a diplomat of the American Board of Internal Medicine as well as the American Board of Gastroenterology.
Dr. Teodor Pitea, MD
Gastroenterologist
19829 North 27th Avenue
Endoscopy Suite
Phoenix, AZ 85027
Caleb attended Grand Canyon University earning his BSN in 2008 and has practiced at various hospitals in Phoenix, AZ. He attended Wilkes University completing his MSN in psychiatric mental health and is currently a board-certified psychiatric mental health nurse practitioner at 2nd Chance Treatment Center. He has been in the Valley of the Sun for over three decades and considers himself a local. Caleb has a true passion for treating various mental health conditions, believing that every individual can achieve their best vision of who they want to be and perhaps more. He strives to provide excellent care based on current research and methods. Furthermore, he endeavors to treat each individual with dignity and respect. He has practiced as a registered nurse for more than 15 years in various roles before transitioning to mental healthcare.
When he isn’t providing care, he may be encountered outside or indoor rock climbing, pursuing his hobby with dedication. He is involved in the local rock-climbing community, where he has served as a guide and continues to provide instruction for PCGI. Personal recreation is an essential aspect of physical health that Caleb often integrates into treatment, as a healthy body creates a more resilient mind, increasing the capacity for mental healing.
Caleb’s true passion is celebrating and supporting his wife and four children. He shares in their personal hobbies and interests, and they share in his. You may see them on the trails, mountain biking, climbing, or camping.
Caleb Lichtenberger, PMHNP-BC
Nurse Practitioner
13331 W. Indian School Road
Suite B203
Litchfield Park, AZ 85340
Jagruti Patel, MD
Pulmonologist
9250 N. 3rd Street
3015
Phoenix, AZ 85020
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
9250 N. 3rd Street
Suites 3025 & 3017
Phoenix, AZ 85020
Dr. Jason Samuelian is a Board-certified Radiation Oncologist, with expertise in novel radiation techniques including Intensity Modulated Radiation Therapy (IMRT), Image Guided Radiation Therapy (IGRT), Stereotactic Radiosurgery (SRS), and Stereotactic Ablative Radiotherapy (SABR). He has a particular interest in using new and advanced treatment techniques to minimize side effects. He derives great satisfaction from spending time with his patients and developing relationships with them that last long beyond their cancer care.
Dr. Samuelian joined Arizona Center for Cancer Care in 2015. He earned his Bachelor of Science degree in Exercise Physiology from Brigham Young University, where he graduated cum laude. He earned his medical doctorate at Midwestern University in Glendale, where he was awarded the MICA Scholastic Award in 2008, and graduated with Honors in 2010. He completed an internal medicine internship at Banner Good Samaritan Medical Center, followed by residency training at the Baylor College of Medicine, where he also served as chief resident. In addition, Dr. Samuelian has completed two brachytherapy fellowships — at the MD Anderson Cancer Center and the Seattle Prostate Institute.
Dr. Samuelian is a member of the American Society of Therapeutic Radiation Oncology, American Brachytherapy Society, American College of Radiology, American College of Radiation Oncology, and the American Society of Clinical Oncology. He has been invited to serve on the ASCO Professional Development Committee. He currently serves as Chairman of the Cancer Committee at Banner Boswell Medical Center in Sun City, a program accredited by the Commission on Cancer (CoC).
Dr. Samuelian actively participates in cooperative group clinical trials. His research has been published in peer-reviewed medical journals, and he has presented at national meetings on SABR for COPD patients with early-stage lung cancer, IMRT for the treatment of rectal cancer, and prostate cancer brachytherapy, among others.
Patient Reviews:
"Dr. Samuelian has always been very honest and truthful in presenting us with our options I trust his opinion 100 present and would highly recommend him to anyone seeking his treatment." -Rick
"I have been very impressed with Dr. Jason Samuelian. He seems extremely knowledgeable. I have had several doctors that had horrible bedside manner. Dr. Samuelian has an incredible bedside manner. It was so obvious that he was really concerned with my welfare. I would also like to do a shout out to his support team. They were incredible, and kind. I can't say enough about the entire experience. I'd give him six stars if I could." -Peter
Dr. Jason Samuelian, DO
Radiologist
9250 N. 3rd Street
Suites 3025 & 3017
Phoenix, AZ 85020
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
9250 N. 3rd Street
Suites 3025 & 3017
Phoenix, AZ 85020
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
9250 N. 3rd Street
Suites 3025 & 3017
Phoenix, AZ 85020
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
9250 N. 3rd Street
Suites 3025 & 3017
Phoenix, AZ 85020
Dr. Singavi’s clinical interests include solid tumors and hematologic disorders (both malignant and non-malignant – thrombotic/bleeding disorders/etc.). His special interests include breast cancer, gastrointestinal cancers, brain tumors, and lung cancer.
When not working, Dr. Singavi enjoys spending time with his family, traveling, and watching sports.
Patient Reviews:
"My father has been a patient of Dr Singavi for 3 years. Dr Singavi is an absolute gem! He is compassionate and very knowledgeable. He takes his time to listen to patient concerns and help the patient/family understand the treatment plan. I can’t say enough how grateful I am my father is in his care. It’s so rare to find a doctor that is both skilled in his field and has top notch bed side manor. Dr Singavi is both!!" -Laura
"Dr. Singavi is the most amazing Dr. He is kind, compassionate, and takes all the time in the world to make sure you understand your condition, and your treatment plan. His entire office staff is also very compassionate and carring. If you have to see an Oncologist, and let's face it, nobody wants to, Dr. Singavi and his staff are the people you want to be with during your care." -Sandy
Dr. Arun Singavi, MD, MS
Internist
9250 N. 3rd Street
Suites 3025 & 3017
Phoenix, AZ 85020
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
9250 N. 3rd Street
Suites 3025 & 3017
Phoenix, AZ 85020
About Dr. Dhillon:
Dr. Dhillon is fellowship trained in Hematology and Medical Oncology. His clinical interests include a broad spectrum of disorders including solid tumors, hematologic malignancies, and benign hematologic disorders. His special interests include pancreatic cancer, breast cancer, myeloma, lymphoma, gastrointestinal malignancies, prostate cancer, and lung cancer. Dr. Dhillon also specializes in treatment of blood 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.
He is an advocate of collaborative and patient-centered cancer care that delivers effective treatment while maintaining quality of life.
Dr. Dhillon enjoys golf, writing, activities related to personal fitness, hiking, traveling, and spending time with friends and family.
Patient Reviews:
"I am a snowbird and had no idea who would be a good oncologist during the winter to treat me. When I read about him online, he was one of my top choices and I’m glad I picked him. He has been the perfect fit for me. Not only does he have a friendly personality, but he is very thorough and caring. He is also very efficient as well. If he says he will do something, you can depend on him to do it. I feel that I am in very good hands here. Thank you Dr. Dhillon! I will tell my Idaho friends about you." -Marilyn
"When I come to Dr Dhillon’s office I can honestly say that I have never felt so loved and cared for in any physician’s office. The staff there is excellent beginning with checking in. They are so polite and helpful. All of the nurses take a personal interest to aid me to get my most outstanding care. The encouragement I get from all of them is phenomenal!
I may come in down and dejected but by the time I leave I feel like there is a bright light at the end of the tunnel!!" [click the link below to read the rest] -Linda
Dr. Wishwdeep Dhillon, MD
Internist
9250 N. 3rd Street
Suites 3025 & 3017
Phoenix, AZ 85020
Dr. Clarence Adoo specializes in hematology, oncology and internal medicine. He joined Arizona Center for Cancer Care in 2008. Dr. Adoo is a member of the American College of Physicians/American Society of Internal Medicine, American Association of Blood Banks, American Society of Hematology and American Society of Clinical Oncologists amongst others.
Dr. Adoo has publications in several journals and authored many chapters in books, including Acute Myeloid Leukemia, Alternative Management Strategies in Alloimmunized Thrombocytopenic Patients, Infection in the Neutropenic Host, Management of infection in Oncology Patients and Adult Leukemia: American Cancer Society Atlas. In addition to his published work, Dr. Adoo has participated in several presentations at the Hematology Oncology Fellowship Program, National Institute of Health, Leukemia and Lymphoma Society/Cure for Lymphoma Association and Phoenix Veterans Affairs Hospital.
He has been honored as a fellow by the American College of Physicians and lauded by America’s Registry of Outstanding Professionals, among other honors.
Patient Reviews:
"He was the best. always listened to me and addressed the issue. Vary caring." -Cliff
"We are amazed at how Dr. Adoo makes us feel, very welcoming, is ready to answer any questions we have and even calls other drs if necessary. His bedside manner is the best we have had from any doctor. We would recommend him to anyone and everyone needing a Dr. with his experience." -Casimir
Dr. Clarence Adoo, MD
Internist
9250 N. 3rd Street
Suites 3025 & 3017
Phoenix, AZ 85020
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
9250 N. 3rd Street
Suites 3025 & 3017
Phoenix, AZ 85020