Our Staff


 

Roman Khodzinsky, MD
Prior to joining Internal Medicine of Greater New Haven in 2007, Dr. Khodzinsky completed his residency training at Mount Sinai Hospital in Manhattan, and Elmhurst Hospital in Queens, New York. He earned his MD from Chernivtsy Medical State Institute, Ukraine in 1995. Dr. Khodzinsky is board certified in Internal Medicine and has hospital privileges at Yale New Haven Hospital.


Margaret Chustecka, MD, MBA
Before starting Internal Medicine of Greater New Haven in 2003, Dr. Chustecka served as attending physician in the Department of Internal Medicine at Yale New Haven Hospital. She is an Assistant Clinical Professor at Yale School of Medicine. A board certified internist, Dr. Chustecka, studied medicine in Poland and received her MD from the Medical School of Warsaw, Warsaw, Poland. She received her MBA from Yale School of Management. In 2011, Dr. Chustecka began Aid for Orphan Relief, a non-profit organization designated to help provide orphaned children and the facilities that care for them, with proper nutrition, medical wellness services and treatments that would otherwise be unavailable to them. Read More


Leonid Karkanitsa, MD
Dr. Karkanitsa is a board certified Internist with a PhD in Epidemiology and Microbiology. Before joining Internal Medicine of Greater New Haven in 2008, Dr. Karkanitsa completed his residency and internship at Lutheran Medical Center, Brooklyn, NY. Dr. Karkanitsa actively pursues advanced training in various medical procedures to offer his patients a breadth of treatment options in maintaining optimal health, most recently completing training in Dermatological techniques. He treats his patients with the utmost care in a warm setting while utilizing state of the art therapies.


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Sujata Prasad, MD
Dr. Sujata Prasad is a fellow of the American College of Physicians and has been in practice for 25 years practicing Internal Medicine and Primary Care. She joined IMGNH in 2017. Dr. Prasad dedicates a significant amount of her time to charity and is a clinical instructor at the Yale Primary Care program. Her interests include preventative medicine, primary care, travel medicine and mindfulness. She is fluent in English, Hindi, and Italian.


Benjamin Yeboah, MD
Dr. Yeboah joined Internal Medicine of Greater New Haven in 2012. He earned his MD from University of Ghana Medical School in 2001. He completed his residency in Internal Medicine and fellowship in Geriatric Medicine at the Hospital of Saint Raphael, New Haven, Connecticut. He is board certified in Internal Medicine and is a Hospitalist at Yale New Haven Hospital.


Dr. Edward Prior
A concerned internist, Dr. Edward Prior serves the communities of Hamden and West Haven, CT, where he is a part of the Internal Medicine of Greater New Haven. Patients visit him for a myriad of medical concerns. Dr. Prior completed his medical at the Albert Einstein College of Medicine of Yeshiva University, followed by an internship and residency in internal medicine at Kings County Hospital Center. He further completed fellowships in hematology and oncology at Saint Luke's-Roosevelt Hospital Center and Cedars-Sinai Medical Center. He is also certified by the American Board of Internal Medicine with a focus on medical oncology. Dr. Prior is committed to helping his patients enjoy a healthier lifestyle. He works with each one to discuss ways they can make better choices for their health. He conducts his appointments with the personalized care and attention that he would expect for his own family....read less


Franklin DeDominicis
Franklin DeDominicis is a graduate of Hofstra University and board certified as a Physician Assistant by the NCCPA. He earned his Bachelor’s of Science in Biology at Marist College, Poughkeepsie NY. He joined Internal Medicine of Greater New Haven in 2017.


Michael Rubalsky, PA
Michael Rubalsky is a graduate of the Springfield College Physician Assistant Program, and is board certified as a Physician Assistant by the NCCPA. Michael is fluent in Russian and strives to provide care to patients in their native languages. He earned his Bachelor’s in health science at Springfield College, and joined Internal Medicine of Greater New Haven in 2020.


Jennifer Crowther, PA
Jennifer Crowther joined Internal Medicine of Greater New Haven in 2017. She is a graduate of Keiser University in Fort Lauderdale, FL where she obtained her Master of Science in Physician Assistant degree. She is a board certified Physician Assistant by the NCCPA. She received her Bachelor of Science degree from Springfield College.


Cassidy Jacobs, PA-C
Cassidy Jacobs is a graduate of the University of Arkansas for Medical Sciences where she obtained her Masters of Physician Assistant Studies. She received her Bachelor of Science in Biology at University of Arkansas-Fort Smith. Prior to joining Internal Medicine of Greater New Haven in 2019, she was a Hospitalist PA-C in Arkansas.


David Crosby, PA-C
David Crosby, PA-C, is a graduate of Quinnipiac University earning both his Bachelor of Science and Master of Health Science degrees there. His interests include acute illnesses and injuries, headaches, infectious diseases, behavioral health, smoking cessation, and routine medical care. David aims to optimize the physical and emotional wellbeing of all his patients. He joined Internal Medicine of Greater New Haven in 2019.


 

Tara Noonan
Tara Noonan joined Internal Medicine of Greater New Haven in 2019. She graduated from Quinnipiac University with her Doctorate degree in Nursing Practice. Tara is a board certified Family Nurse Practitioner by the American Academy of Nurse Practitioners. She received a bachelor of science in nursing degree from Quinnipiac University. She also received a bachelor degree in social work from Providence College.


Erin Sherman, DNP, APRN, SCRN, FNP-BC
Erin Sherman joined Internal Medicine of Greater New Haven in 2019. She graduated from Fairfield University with her Doctorate degree in Nursing Practice as a Family Nurse Practitioner. Erin is a board certified Family Nurse Practitioner by the ANCC. Additionally, she has advanced education in stroke and is certified as a Stroke Certified Registered Nurse by the American Board of Neuroscience Nurses. Prior to joining Internal Medicine of Greater New Haven, she worked at a local hospital on a critical care Neurology Unit. Due to her experience in acute care and years of varied nursing experience, she feels strongly about providing screenings to keep patients out of the hospital. Some of her clinical interests include stroke prevention, cancer prevention/survivorship and tobacco cessation. Additionally, her doctoral thesis was on the role of post-stroke depression on clinical outcomes in patients following acute stroke. Due to her research, she feels strongly about addressing the role of mental health on chronic disease outcomes.


Dr.Steven Blander 
Dr. Blander earned his MD at the University of Buffalo Medical Center in 1981, and completed his Internal Medicine residency at Stony Brook University in 1984. He was a research fellow for 2 years at Rockefeller University, and then completed his clinical fellowship in Infectious Diseases at UCLA, followed by 4 years of research and publications at UCLA. He was a faculty member at the University of Pittsburgh medical Center until 1997. Since 1997, he has practiced Internal Medicine in CT. Dr. Blander is board certified in Internal Medicine, and Infectious Diseases.


Edward Rippel, MD, FACP 
Edward Rippel, MD, FACP, graduated from New York Medical College in Valhalla, NY. He was an Intern at Montefiore Hospital in the Bronx, and did his residency at Morristown Memorial Hospital, Morristown, NJ. After completing his training, Dr. Rippel was an Attending Physician with the United States Public Health Service, serving as a Commissioned Corps Officer at locations designated as areas of health manpower shortage from 1990 -1993. When his Commissioned Corps term ended, Dr. Rippel practiced as a Primary Care Internist in Hamden, CT’s largest Primary Care group from 1993 – 1999. When that practice was dissolved, Dr. Rippel established his own independent practice, Quinnipiac Internal Medicine, P.C. Considered by many as a beacon for other practices, Dr. Rippel has repeatedly received top tier national level honors including the highly coveted recognition as a Patient Centered Medical Home. Dr. Rippel was named Physician of the Year by Business New Haven Magazine in 2012 for being the first solo physician to receive this recognition. This also resulted in Dr. Rippel being a recipient of the Primary Care Leadership award from the Connecticut Center for Primary Care. Fluent in Spanish and conversant in Italian, Dr. Rippel also provides care to patients in their native languages. Dr. Rippel’s interests outside the practice of medicine include spending time with family and friends, and exploring other cultures through their foods and languages. Recognizing the importance of self-care, Dr. Rippel engages in a variety of physical fitness activities on a regular basis, as well as mindfulness techniques including meditation, Tai Chi, and Qigong. .


Usman Ramzan, MD  
Usman Ramzan, MD is a graduate of Boston University BA Biology Magna Cum Laude 1997, Boston University School of Medicine, MD with high honors in Medicine and Surgery clerkships 2001, Residency in Internal Medicine at Brown School of Medicine Dr. Ramzan is Board Certifed in Internal Medicine with close to 20 yrs of experience in Primary Care, Hospital and Critical care, Urgent Care and Addiction medicine. He takes special personal and professional interest in helping those afflicted with the disease of addiction. He holds a license to prescribe suboxone.


Christa Mann, NP
Christa Mann is a Family Nurse Practitioner, board certified by the American Academy of Nurse Practitioners. She came to us in 2020 from Quinnipiac Internal Medicine, the office of Dr. Edward Rippel, bringing over 15 years of clinical experience and knowledge. Christa received a Bachelor of Science in Nursing from Elmira College in 2006, a Masters of Management in 2008 from Keuka College, a Masters in Nursing Education in 2013 from Liberty University, and a Post-Graduate Certificate as a Family Nurse Practitioner in 2015 from Southern Connecticut State University. Her clinical background includes acute and intensive care, cardiothoracic surgery, heart failure, college health, women’s health, and internal medicine. Christa aims to provide meaningful care that meets the individual needs of her patients. Her clinical interests include detection and prevention of disease, management of chronic illness, addressing the needs of underserved populations, and mental health and wellbeing. Read More


Sheryl Pawlik, PA-C
Sheryl Pawlik is a graduate of Massachusetts College of Pharmacy and Health Science Physician Associate Program and board certified as a Physician Assistant by the NCCPA. She earned her Bachelor of Allied Health Sciences at the University of Connecticut. She joined Internal Medicine of Greater New Haven in 2020.


Jessica Nursick, PA-C
Jessica Nursick is a graduate of University of Bridgeport's Physician Assistant Program and board certified as a Physician Assistant by the NCCPA. She earned her Bachelor of Health Sciences degree at the University of Hartford. She joined Internal Medicine of Greater New Haven in 2021.

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