Find a Top Internist Near Me in Goodyear, AZ – Book an Appointment Instantly

Dominika Zoltowska, MD, FACC, is an accomplished and affable cardiologist. She’s a proud member of the team of renowned physicians At Arizona Heart Rhythm Center, serving patients in their locations of Phoenix, Sun City (Peoria) and Prescott, Arizona.  

Dr. Dominika Zoltowska received her medical degree from the Medical University of Gdansk in Gdansk, Poland, where she graduated Summa Cum Laude in 2013. Dr. Zoltowska then completed her residency in Internal Medicine from Western Michigan University in Kalamzoo and her Fellowship in Cardiovascular Diseases at the University of Florida College of Medicine. 

While in Florida, she developed a passion for clinical excellence and research by participating in various studies to reduce events in non-obstructive coronary artery disease. 

Her areas of interest include coronary artery disease, peripheral artery disease, venous reflux disease, adtult congenital heart disease, heart failure, advanced echocardiography, nulear cardiology, and preventative cardiology. 

Dr. Dominika Zoltowska is a fellow of the American College of Cardiology. She is certified by the American Board of Internal Medicine in cardiovascular diseases. Dr. Zoltowska is also certified in Physicians Vascular Interpretation (RPVI). She is a member of the American Society of Echocardiography and the American Society of nuclear cardiology. 

Dr. Zoltowska believes the relationship between a physician and patient is sacred, and they should work closely together to accomplish the desired healthcare goal. She considers her principal role is to provide the patient with the lates, accurate information about their condition or diagnosis and clearly define options of treatment that are currently available in managing their particular situation.

Vijay Swarup, MD, FACC, FHRS, is one of the physicians at Arizona Heart Rhythm Center, which has locations in Phoenix, Peoria, Gilbert, and Prescott, Arizona. He has been practicing clinical cardiac electrophysiology in Arizona since 2002. Before joining the practice, he completed a fellowship in clinical cardiac electrophysiology at the University of Chicago Hospitals and Loyola University Medical Center in Chicago, Illinois.

Dr. Swarup earned his bachelor's and medical degrees at the University of Delhi in New Delhi. He continued his education at St. Louis University School of Medicine, completing an internal medicine residency and a research fellowship in molecular cardiology. He completed a Cardiovascular Disease fellowship at the Thomas Jefferson University Hospital in Philadelphia. He then pursued a clinical cardiac electrophysiology fellowship at the University of Chicago Hospitals and Loyola University Medical Center in Chicago, Illinois.

Dr. Swarup has received specialized training in performing complex arrhythmia treatments, including trans-catheter ablations. He has a special interest in three-dimensional electroanatomical mapping techniques, left atrial appendage occlusion techniques, and ablative therapies for atrial fibrillation and ventricular tachycardia.

In Arizona, Dr. Swarup was among the first to perform epicardial and endocardial 3D mapping guided ablation of ischemic ventricular tachycardias, open irrigated ablations, robotic catheter ablations for arrhythmias, and implantation to left atrial appendage occlusion devices. Dr. Swarup has some of the most extensive experience in AF and VT ablations and implantation of LAA occlusion devices in the country. Dr. Swarup is also an active researcher of new ablation techniques, having authored numerous abstracts and manuscripts. He has been the principal investigator in many research protocols investigating promising new ablation techniques and devices for the treatment of arrhythmias.

Dr. Swarup is board certified in cardiovascular diseases and clinical cardiac electrophysiology.

As an internal medicine physician, Ashish Sachdeva, MD, has over 25 years’ experience diagnosing and treating a variety of acute and chronic health conditions. At Pinnacle Care Internal Medicine in Peoria, Arizona, Dr. Sachdeva is known for his compassionate, comprehensive care and has been listed in Top Doctors magazine for five consecutive years. He is fellowship trained in geriatric medicine and affiliates with Banner Boswell Medicine Center in Sun City, Arizona, and Abrazo Arrowhead Campus in Glendale, Arizona.

Dr. Sachdeva uses his expertise to customize care plans to ensure the highest level of care. He works closely with each patient for long-term management of conditions, like diabetes, allergies, and sleep apnea. He has previously served as an emergency room doctor and enjoys educating medical students and the public, regularly giving lectures at community centers, churches, and assisted-living facilities.

After earning his medical degree from Mahatma Gandhi Institute of Medical Science – Nagpur University in Maharashtra, India, in 1988, Dr. Sachdeva completed an internship and residency in New Delhi before moving to the Republic of South Africa, where he gained experience in trauma and emergency medicine. Upon moving to the United States in 1995, Dr. Sachdeva completed a residency in internal medicine at Saint Joseph Hospital in Chicago, affiliated with Northwestern University.

A move to Indianapolis gave Dr. Sachdeva to complete his fellowship in geriatric medicine and work as a clinic instructor of medicine at IUPUI in Indianapolis. Later, he relocated to Louisville, Kentucky, serving as a primary care physician for five years in the surrounding rural areas, before moving with his family to Phoenix in 2006.

When not serving his patients, Dr. Sachdeva enjoys spending time with his wife and professional partner, Dr. Namita Sachdeva, and their three children. He stays active by traveling, writing, singing, and reading.

For decades, Namita Sachdeva, MD, has used her extensive training and expertise in internal and geriatric medicine to give her patients the highest quality of care. At Pinnacle Care Internal Medicine, in Peoria, Arizona, she pairs her top-tier health care delivery with a bedside manner that prioritizes respect and compassion.

Dr. Sachdeva completed her medical school training at Maulana Azad Medical College in New Delhi. She continued onto an internship and residency in New Delhi, both of which she completed before moving to South Africa.

In South Africa, she broadened her experience, working in trauma and emergency medicine. Next, she moved to the United States and completed both an internal medicine residency at Chicago’s Presence Saint Joseph Hospital, an affiliate of Northwestern University, and a one-year geriatric medicine fellowship at Indiana University in Indianapolis.

Seasoned in working with patients of a broad range of ages in a wide range of settings, she established her own private practice in Jeffersonville, Indiana.

Ultimately, Dr. Sachdeva decided to move to the Phoenix area. She practiced at Banner Boswell Medical Center in Sun City, Arizona, where she won their Top Doc award in 2013. She then joined her husband, Ashish Sachdeva, MD, to lead Pinnacle Care Internal Medicine with an emphasis on high-quality and compassionate care.

Today, she serves her patients as a primary care provider and weight-loss specialist.

When Dr. Sachdeva isn’t with her patients, you can find her spending time with her family — including her three children — at the gym, listening to music, traveling, or enjoying a good book.

Srinivasa R. Palnati, M.D. was born in Venice Itlay. He perused his medical degree at the college of DR Ambedkar Bangalore, graduating in 1988. He completed his Internal Medicine residency at St. Louis University Community Hospital, MO. Srinivasa R. Palnati has been in private practice for over 17 years in Sun City and has now joined The Maxwell Group Dr. Palnati is Board Eligible with the American Board of Internal Medicine.

He is married and blessed with 3 children. In his leisure time, Dr. Palnati enjoys spending time with his family, traveling and he also actively participates in community services.

Randall Piette, MD, is a skilled internal medicine physician at The Maxwell Group in Sun City, Arizona. He is board-certified in internal medicine through the American Board of Internal Medicine.

Dr. Piette was born in West Allis, Wisconsin, and attended the University of Wisconsin at Milwaukee. There, he earned his bachelor’s degree in medical science. Dr. Piette received his medical degree at the Medical College of Wisconsin in Milwaukee, graduating in 1997. 

He completed his internship and residency at Good Samaritan Regional Medical Center in Phoenix, Arizona. He has a passion for geriatric medicine and has been in private practice for over 22 years. He joined The Maxwell Group in 2000.

Dr. Piette enjoys helping his patients achieve the best quality of life possible. He holds leadership positions on various medical committees and boards.

Dr. Piette enjoys spending time with his wife and two beautiful children, traveling, golfing, and hiking in his free time. He loves music and being a drummer in his church’s praise and worship band.

Dr. Piette warmly welcomes his patients to The Maxwell Group and looks forward to helping them maintain exceptional health and wellness.

Born and raised in Argentina. He received his medical degree from the Universidad del Salvador in Argentina in 1998. He moved to the US after graduating and finished his residency at Danbury Hospital, a major affiliate of Yale University in 2003. Dr. Nagata is a board-certified internal medicine physician. He moved to Oregon where he practiced traditional medicine (outpatient/inpatient) in the rural community of Ontario. He became a hospitalist in Meridian Idaho. He moved from Oregon to Arizona in 2015 and has been practicing outpatient medicine in the valley. He has been practicing for 20 years building relationships with his patients helping them manage their medical conditions, coordinating care with the specialists and preventing illness by maintaining a healthy lifestyle.

He is fluent in Spanish and Japanese. He enjoys spending time with his family, biking and hiking.

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.

Dr. Guerrero is board-certified in Internal Medicine, Hematology, and Medical Oncology. After completing his residency training, he worked as an academic hospitalist for several years. He was awarded “Arizona Hospitalist of the Year” by the American College of Physicians for his efforts in patient care and teaching.

He has been involved in both clinical and laboratory research, which he has presented at national meetings. He received a Conquer Cancer Merit Award from the American Society of Clinical Oncology for work in clinical trials that sought to improve the effectiveness of immunotherapy in solid tumors.

Dr. Guerrero believes in caring for each patient as an individual, incorporating their priorities and values into a personalized, evidence-based treatment plan. He values a compassionate and honest approach with his patients, focused on preserving quality of life and helping them to meet their goals.

When not treating patients, Dr. Guerrero enjoys spending time with family, traveling, hiking, and playing guitar.

HonorHealth Profile

Sheri Chacon, PA-C, was first introduced to the art and science of medicine in 1988 when she became a hospital corpsman in the United States Naval Reserve. She provides compassionate care for new and current patients at Leading MDs in Goodyear, Tempe, Sun City, and Mesa, Arizona.

Sheri was activated in support of Desert Storm and spent time on active duty at Oakland Naval Hospital. She discovered her passion for working in the operating room after training as a surgical scrub technician in the Navy. 

After completing her physician assistant training at Western University of Health Science in Pomona, California, she began her clinical experience in general orthopedic and spine surgery. Sheri joined the California Army National Guard and spent more than two decades there broadening her expertise. During that time she worked in primary care, internal medicine, pain management, and physical medicine and rehabilitation.

Though Sheri focuses on primary care and internal medicine and treats a wide range of conditions, she specializes in joint and trigger point injections. She’s also passionate about helping patients lose weight.

Sheri balances her busy medical practice with a rich family life. She’s a movie nerd, loves to read, and has taken up bowling.

Mohammad Nasser, MD, founder of Leading MDs in Goodyear, Tempe, Sun City, and Mesa, Arizona, is a board-certified internal medicine physician and population health specialist. Dr. Nasser has a special interest in complex patient care, gaining extensive experience as a hospitalist and internist providing care in hospitals, long-term acute care centers, and subacute rehabilitation.

With a well-known reputation as an exceptional health care innovator, Dr. Nasser creates and implements programs that improve the quality of care and diminish costs for hospitals and skilled nursing facilities.

Born and raised in Michigan, Dr. Nasser received his bachelor’s degree from Wayne State University in Detroit Michigan. After receiving his medical degree at the American University of the Caribbean School of Medicine in Sint Maarten, he completed his internship and internal medicine residency at Ascension Providence Hospital, Michigan State University College of Human Medicine in Grand Rapids, Michigan.

Dr. Nasser is known for numerous accomplishments in his field. He was the medical director at Arkos Health and managed more than 200,000 patients through his transitional care management program. 

During his tenure at Arkos Health, Dr. Nasser developed an inpatient program that shortened hospital stays and mobilized patients to the next level of care. He also implemented a skilled nursing program that improved the post-discharge process.

As a respected author, Dr. Nasser published articles in medical journals as well as the well-known book, “Management of Chronic Kidney Disease.” He also served as a manuscript reviewer for medical journals, including the Journal of the American College of Cardiology.

Dr. Nasser is a proud member of the Phoenix community, where he welcomes patients and is highly regarded for his quality of care and leadership roles.

Board-certified internal medicine physician, William Nassour, MD, provides integrative health care at Leading MDs in Goodyear, Tempe, Sun City, and Mesa, Arizona. His expertise includes all aspects of adult health care, however, he has a special interest in cardiovascular disease, diabetes, geriatrics, and post-acute care.

Dr. Nassour is well-respected for go-to advice, with peers seeking his assistance and guidance in geriatrics and post-acute care, and patients depending on his understanding to provide honest evaluations and recommend individualized care.

Dr. Nassour received his medical degree from Tishreen University in Latakia, Syria, and completed his residency training in internal medicine at the New York University Langone Health in Brooklyn, New York.

With more than a decade of experience as a practicing physician in hospital medicine, including outpatient and subacute care, Dr. Nassour has developed extensive knowledge and skills that help him better understand each patient and create effective treatment plans. 

He has successfully filled leadership roles as the medical director in different medical settings. He also remains active on various hospital committees.

Dr. Nassour welcomes new and current patients at Leading MDs, where he collaborates with each person to improve their health and well-being.