Sheridan James, MD
Internist
7373 N Scottsdale Rd Ste C190
Scottsdale, AZ 85253
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Availability last updated 04/30/2025
Sheridan James, MD
Internist
7373 N Scottsdale Rd Ste C190
Scottsdale, AZ 85253
Deborah Dykema, DO
Internist
20045 N 19th Ave Bld 9-151
Phoenix, AZ 85027
Patrick lives in Gilbert, AZ and is thrilled to bring his skillset closer to home. Patrick’s undergraduate degrees in Neuroscience and Psychology were attained at Washington State University, for which he was awarded the ‘Honored Graduate’ upon commencement and was the department representative for the College of Veterinary Medicine, Comparative Anatomy, Pharmacology, and Physiology. After a brief career in histopathology, nanoparticle research, and bioengineering, he moved to Boston to begin managing the Special Chemistry and Infectious Disease departments of the highest volume clinical laboratory in the country. He still provides laboratory direction and oversight for in-office labs.
From the Northeast, he took his experience to matriculate to a graduate program in Physician Assistant Studies at A.T. Still University in Mesa, AZ. He is a board-certified Physician Assistant. Arizona has been home ever since. Patrick practiced the majority of his career in Internal Medicine and as a consultant for various specialty clinics in Arizona and Oregon. Clinical innovations and telemedicine are his primary focus, as delivering upon the need for more affordable and accessible patient-centered healthcare with maximum efficacy and efficiency is his passion.
Additional educational experience includes certification in Cognitive Behavior Therapy (CBT) from the Beck Institute, clinical doctorate studies in Behavioral Health at Arizona State University, and graduate business school at Harvard. Patrick is a member of the American Psychological Association, an International Member of Psi Chi, the Association of Physician Assistants in Psychiatry, the Harvard Extension Business Society, and the American Society for Men’s Health.
Mr. Patrick Hines, MSPAS, PA-C
Physician Assistant
2680 S Val Vista Dr.
Bldg 15 Suite 185
Gilbert, AZ 85295
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.
Dr. Vijendra Swarup, MD
Cardiologist
3645 S Rome Street
Suite 201
Gilbert, AZ 85297
Dr. Chuba Ononye, MD
Internist
6642 E Baseline Rd
Suite103
Mesa, AZ 85206
Dr. Ankur Bant, MD
Internist
8405 E Baseline Rd Ste 102
Mesa, AZ 85209
Amy Webster, AGACNP
Internist
37290 N Schnepf Rd
San Tan Valley, AZ 85140
Shishir Murarka, MD, is the Chief of Cardiology at Banner Estrella Medical Center.
Dr. Murarka is a board-certified interventional cardiologist at Affiliated Cardiologists of Arizona in the Phoenix and Goodyear locations. He is a young cardiologist with excellent clinical skills and patient rapport. He offers a fresh approach to cardiovascular care.
Dr. Murarka completed his training at the University of Maryland Prince George's Hospital Center in Cheverly and Banner University Medical Center in Phoenix, Arizona.
He is board-certified in interventional cardiology, cardiovascular disease, internal medicine, and nuclear cardiology. Dr. Murarka has co-authored more than 20 publications in various medical journals, over a dozen abstracts, and two book chapters in the subjects of percutaneous mitral valve repair and recanalizing total occlusion in the periphery.
He is currently accepting new patients and looks forward to helping them on their health care journey.
Dr. Shishir Murarka, MD
Internist
700 N. Estrella Parkway
Suite 130
Goodyear, AZ 85338
Zaher Akkad, MD, FACC, is a cardiologist at Affiliated Cardiologists of Arizona, with four locations in Phoenix, Maricopa, Goodyear, and Chandler, Arizona. Dr. Akkad holds multiple board certifications, including internal medicine, cardiovascular disease, interventional cardiology, nuclear cardiology, and echocardiography, as well as Endovascular Medicine.
Dr. Akkad was trained at Wayne State University-affiliated hospitals in Detroit, Michigan. Before joining Affiliated Cardiologists of Arizona, Dr. Akkad was an Assistant Professor of Internal Medicine and Cardiology at Wayne State University. During this time, he was the Interim Director of the Echocardiography Lab.
He has published multiple textbook chapters in the fields of cardiomyopathy, myocarditis, and congestive heart failure.
Dr. Akkad’s clinical skills are outstanding. He is a multi-talented cardiologist, he is experienced in all aspects of non-invasive cardiology, including echocardiography, transesophageal echo, and nuclear cardiology. He is a fully-trained interventional cardiologist with superb skills in all aspects of cardiac Catheterization and stents also endovascular, carotid and peripheral interventions as well as pacemaker implantation. He is experienced in Structural Cardiac interventions including TAVR and Watchman procedures.
Dr. Akkad is very compassionate and has exceptional patient skills. His philosophy is to treat his patients as if they are family and provides prompt, cutting-edge, and evidence-based treatments. He is currently accepting new patients and eager to help them get healthy as soon as possible. Please check the testimonials from some of our patients below. On behalf of Dr. Akkad and his team, we look forward to taking care of you.
Soy cardióloga que habla español.
Dr. Zaher Akkad, MD
Internist
700 N. Estrella Parkway
Suite 130
Goodyear, AZ 85338
Dr. Faran Bashir received his training at the Cleveland Clinic Foundation in Cleveland, Ohio, University of California, Irvine, and the University of Colorado in Denver. Dr. Bashir is board certified in the fields of cardiovascular diseases, Nuclear and Interventional Cardiology. Additionally, he has received specialized training in the performance of intracardiac echocardiography, percutaneous closure of patent foramen ovale and atrial septal defects, valvuloplasty and Watchman device implantation. He has presented several studies at national Cardiology meetings and has published many journal articles in major Cardiology journals.
Dr. Bashir is currently serving as Chief of Cardiology and CVT Surgery at Banner Estrella Medical Center. He also holds the position of Clinical Assistant professor of Medicine at Banner University Medical Center – Phoenix. He is a member of faculty both in the Cardiology as well as Interventional Cardiology Fellowship Programs and is actively involved in teaching future cardiologists. Dr. Bashir’s clinical skills are outstanding and he will be happy to provide timely and professional care.
Dr. Bashir is currently accepting new patients. Schedule an appointment by calling the office or booking a consultation online today.
Dr. Faran Bashir, MD
Internist
700 N. Estrella Parkway
Suite 130
Goodyear, AZ 85338
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.
Dr. Mohammad Nasser, MD
Internist
13555 W. McDowell Rd
205
Goodyear, AZ 85395
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.
Dr. William Nassour, MD
Internist
13555 W. McDowell Rd
205
Goodyear, AZ 85395
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
13555 W. McDowell Rd.
#304
Goodyear, AZ 85395
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
10320 W. McDowell Rd.
Bldg. H - #8025
Avondale, AZ 85392
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
10320 W. McDowell Rd.
Bldg. H - #8025
Avondale, AZ 85392
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
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
9321 W. Thomas
320
Phoenix, AZ 85037