Cardiologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Chiropractor providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Dentist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Dermatologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Family Physician providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
OB-GYN providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Ophthalmologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Orthopedic Surgeon providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Pediatrician providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Physical Therapist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Podiatrist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Psychiatrist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Silke Rempe, MD, received her medical degree from University of Kiel - Christian-Albrechts Faculty of Medicine and has been in practice for more than 20 years. Her residency was completed at Maricopa Medical Center and her fellowship in Pulmonary and Critical Care was completed at Good Samaritan Medical Center now known as Banner University Medical Center and at Carl T. Hayden VA Hospital.
Dr. Silke Rempe is a dual, board-certified physician through the American Board of Internal Medicine in pulmonary and critical care. She has several years of experience in providing pulmonary care in an inpatient and outpatient setting as well as providing inpatient critical care services.
In addition to her education, Dr. Rempe authored several research papers and publications for the American College of Physicians, American Thoracic Society, and the International Liver Transplant Society in Rio de Janeiro, Brazil.
Muhammad Raza, MD, is a board-certified internal medicine, pulmonology, and critical care medicine physician at Arizona Chest & Sleep Medicine in Phoenix, Arizona.
Dr. Raza completed his undergraduate education and internal medicine and general surgery internship at Allam Iqbal Medical College in Lahore, Pakistan, between 1984 and 1991. He then fulfilled an internal medicine residency at the Sharif Hospital in Lahore before moving to New York City to complete an observership in internal medicine at the Mount Sinai School of Medicine in the Bronx, New York.
Dr. Raza relocated to Phoenix to complete an internal medicine residency at Maricopa Medical Center, where he became board-certified in internal medicine in August 2001. Dr. Raza continued his education as the internal medicine attending doctor in the cardiology department at Maricopa Medical Center from July 2001 to June 2003. He also completed a fellowship in pulmonary medicine and critical care that led to board certification in pulmonary medicine in November 2005.
In addition to his extensive education, Dr. Raza authored several research papers and publications for the American College of Physicians and served as co-investigator for multiple clinical trials.
Ijaz Ahmed, MD, joined Arizona Chest & Sleep Medicine in July of 2022 as a Transitional Training Physician. He is the first transitional training physician to join our group, receiving approximately 50 hours per week of medical education under the supervision of Dr. Muhammad Raza, who is board-certified in internal medicine, critical care medicine, and pulmonary disease by the American Board of Internal Medicine.
Ijaz completed his undergraduate education at Allam Iqbal Medical College in Lahore, Pakistan. He then obtained his master’s in clinical science, majoring in Pulmonary Rehabilitation from the University of Texas Medical Branch in Galveston, Texas. He relocated to Florida where he practiced as a Respiratory Care Practitioner. He has served as Director in several boards including Director of the Respiratory program at Malcom X College in Chicago Illinois, Director of Respiratory Care & Director of Allied Health at Skyline College in San Bruno California, and Director of the Respiratory Therapy Program at Monroe County Community College in Monroe Michigan.
Ijaz brings several years of experience in the field of Respiratory Care. In addition to his education, Ijaz authored several research papers and publications for the National Library of Medicine.
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.
Kiranjit Khalsa, MD, MPH, welcomes patients of all ages at her practice, Premier Allergy Asthma & Immunology, PLLC in Scottsdale, Arizona. With dual board certification in Internal Medicine and Allergy and Immunology, as well as extensive experience in the field, Dr. Khalsa has helped many patients achieve optimal health and wellness. With her diligence and compassion, Dr. Khalsa has also been recognized in Phoenix Magazine's TopDoc.
Dr. Khalsa is a New York native, having received her Bachelor of Science in biology at Stony Brook University in Stony Brook, New York, where she was also selected into a scholarship program for Women in Science and Engineering.
Before entering medical school, she went to State University of New York Downstate Health Sciences University in Brooklyn, New York, where she obtained a Master in Public Health with a specialization in community health science. Her Master's provided her a solid foundation in issues that affect population health, such as disease prevention and promotion of high quality of care
Dr. Khalsa then went on to receive her medical degree from St. George's University. During that time, she was honored to serve as vice president of the Clinical Research Society. She then returned to Stony Brook University to complete an Internal Medicine Residency. From there, she went to Albany Medical College in Albany, New York, for fellowship training in Allergy and Immunology.
In keeping with her ongoing passion for research, Dr. Khalsa has been published as a first author in peer-reviewed academic journals and has co-authored several research studies. She has also presented at national and local allergy and immunology conferences, focusing on topics such as chronic idiopathic urticaria, eosinophilia, and food protein-induced enterocolitis. Throughout her career, Dr. Khalsa has been a strong leader and educator. She plays an active role in medical student and resident education and was recently appointed Clinical Assistant Professor, Department of Pediatrics for Midwestern University and Arizona College of Osteopathic Medicine.
In addition to her current board certification by the American Board of Internal Medicine and the American Board of Allergy and Immunology, Dr. Khalsa is a member of the American College of Allergy, Asthma, and Immunology. She is also a member of the American Academy of Allergy, Asthma, & Immunology. Her hospital affiliations include Honor Health, where she serves as a member of the board for IPO.
Dr. Khalsa naturally connects with her patients, taking the time to listen and explain her reasoning. Her demeanor and professionalism have earned her trust among her peers and her patients. In her spare time, Dr. Khalsa enjoys spending time with her family, hiking with her two dogs, and traveling.
Dr. Khalsa is now looking forward to helping you with your allergy needs. She is currently accepting new pediatric and adult patients. To schedule an appointment, call the office or use the online booking feature today.
