Dr. Chantal Lewis, MD
Family Physician
13650 Heathcote
Gainesville, VA 20155
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213 providers
Availability last updated 12/21/2025
Dr. Chantal Lewis, MD
Family Physician
13650 Heathcote
Gainesville, VA 20155
Alexandra Minutillo, PA-C, is a physician assistant at Fairfax Colon & Rectal Surgery, PC. She earned her Bachelor of Arts in Chemistry with a minor in Creative Writing from Washington & Lee University and her Master of Physician Assistant Studies from Chatham University in Pittsburgh, Pennsylvania.
Alexandra began her career at Fairfax Colon & Rectal Surgery in September 2024, where she specializes in the diagnosis and treatment of hemorrhoids, pilonidal cysts, anal pain, abscesses, pruritus, and other colorectal conditions. She was drawn to colorectal surgery during her PA school training, where she developed a strong interest in both the clinical and procedural aspects of the field.
She values building trust with her patients and takes pride in guiding them through sensitive concerns with compassion and clarity. In her spare time, she enjoys exploring Washington, D.C., and spending time with her family and friends.
Alexandra Minutillo
Physician Assistant
7051 Heathcote Village Way
Ste 135
Gainesville, VA 20155
Elizabeth York, PA-C, is an experienced physician assistant at Fairfax Colon & Rectal Surgery, PC.
Growing up as a high school science teacher’s daughter, Elizabeth always gravitated toward studying medicine. She received her bachelor’s in science from Boston College in Boston, Massachusetts, before beginning her career managing clinical research trials.
After spending several years in the research sector, Elizabeth realized she wanted to work directly with patients. She earned her physician assistant degree from George Washington University in Washington, D.C. Elizabeth’s interest in colorectal surgery grew during her general surgery training, and she ultimately completed formal training.
Elizabeth is proud to serve patients struggling with anal pain, hemorrhoids, colon cancer, and other colorectal ailments at Fairfax Colon & Rectal Surgery, PC. She truly enjoys taking an active role in her patients’ health care management and well-being.
In her spare time, Elizabeth loves spending time with her husband, Chris, and their daughter. The family especially enjoys exploring the culture and diversity Washington, D.C., has to offer.
Elizabeth York, PA-C
Physician Assistant
7051 Heathcote Village Way
Ste 135
Gainesville, VA 20155
Ms. Alyssa Laeser, PA
Family Physician
44330 Mercure Circle
Parking Entrance 3, Suite 240
Dulles, VA 20166
Abbi Lamparelli is a Nurse Practitioner with Gastro Centers of Maryland, bringing over a decade of hands-on clinical experience to her role. She began her career in medical-surgical and emergency medicine and transitioned into advanced practice nursing in 2023 after completing her training at Drexel University. She further advanced her education by earning a Doctor of Nursing Practice from Aspen University.
Abbi’s approach to patient care is deeply rooted in compassion and respect. She emphasizes a patient-centered, holistic, and evidence-based philosophy—ensuring that each individual receives personalized care tailored to their unique health journey. She remains committed to empowering patients with clear communication, shared decision-making, and attentive follow-up.
Beyond her clinical work, Abbi has a strong interest in healthcare research and ongoing professional development. Outside of work, Abbi enjoys reading, birdwatching, and trying new restaurants—interests that highlight her curiosity and appreciation for both quiet moments and fun new experiences.
Abbi Lamparelli
Nurse Practitioner
7120 Minstrel Way
Suite #100 & 211
Columbia, MD 21045
Priscilla Lobo is a board-certified Family Nurse Practitioner with a strong background in critical care nursing. She began her nursing career after earning a Bachelor of Science in Nursing from Louisiana State University Health Sciences Center. Her journey began in telemetry, where she built a strong foundation in patient care and cardiac monitoring. Seeking greater challenges, she transitioned to the intensive care unit, specializing in cardiology and neurology. During this time, she served as a charge nurse and preceptor, mentoring new nurses and leading her team in delivering high-quality patient care.
Her passion for advanced practice nursing led her to attain a Master of Science in Nursing from Walden University, where she became a member of Sigma Theta Tau, the International Honor Society of Nursing. As a Family Nurse Practitioner, she is committed to providing compassionate, evidence-based care and making a meaningful impact on her patients’ lives.
In her spare time, she enjoys traveling and hiking with her husband, two children, and their dog.
Priscilla Lobo
Nurse Practitioner
7120 Minstrel Way
Suite #100 & 211
Columbia, MD 21045
Colleen Abell is a board-certified Family Nurse Practitioner. She graduated with a Master of Science in Nursing from Georgetown University in 2006. She has practiced as a nurse practitioner for the past sixteen years. Ms. Abell's experience includes working in a family medical clinic, but she spent most of her career providing care for patients recovering from Bariatric and GI surgical/oncology procedures. Prior to becoming a nurse practitioner, Ms. Abell worked as a Registered Nurse in cardiology and emergency medicine.
Colleen joined the Gastro Center of Maryland in 2021 after relocating from the NY/NJ area. She is dedicated to being a great provider and advocate for her patients. Outside of work, Ms. Abell enjoys spending time with her husband and three boys.
Colleen Abell, CRNP
Nurse Practitioner
7120 Minstrel Way
Suite #100 & 211
Columbia, MD 21045
Mrs. Monica Lovins, is a Certified Adult Nurse Practitioner who has been in health care for the last 40 years, advancing her career as a registered nurse in the ICU, Educator in the ICU as well as teaching at Catholic University of America while attaining her master’s in science with a GPA of 3.89, from Felician University, Lodi, New Jersey. She has received multiple nursing award to include excellence and expertise in multiple nursing modalities.
Monica joined Gastro Center of Maryland in 2017 after many years at John’s Hospital Bayview in the Department of Surgery, Bariatric Department. Her mission to treat all gastrointestinal diseases and facilitate, best outcomes for patients who suffer from chronic gastrointestinal diseases.
When off Monica enjoys quilting as well as spending time with family and friends.
Monica Lovins, CRNP
Nurse Practitioner
7120 Minstrel Way
Suite #100 & 211
Columbia, MD 21045
Xinna Yi is a board-certified Family Nurse Practitioner with a Master of Science in Nursing from Wilkes University, which she completed in 2023. She brings a wealth of experience from her work in a family medical clinic and her previous role as a Registered Nurse specializing in cardiology medicine. Before transitioning to nursing, she graduated from medical school in China and gained one and a half years of experience as a gastrointestinal physician at an academic hospital in China.
Xinna is committed to patient-centered care, employing a collaborative, team-based approach to healthcare. She has a passion for continuous learning and teaching. In her personal life, she enjoys spending time with her family, reading, watching movies, and traveling.
Xinna Yi, FNP
Nurse Practitioner
7120 Minstrel Way
Suite #100 & 211
Columbia, MD 21045
Shemicka Asom, CRNP
Family Physician
9534 Angelina Circle
Columbia, MD 21045
Tavershima Asom, MSN, RN, NP-C
Family Physician
9534 Angelina Circle
Columbia, MD 21045
Ms. Shannon Martin, FNP-C
Family Physician
1406-B Crain Highway S
Suite 304
Glen Burnie, MD 21061
Shemicka Asom, CRNP
Family Physician
6438 Amherst
Columbia, MD 21046
Tavershima Asom, MSN, RN, NP-C
Family Physician
6438 Amherst
Columbia, MD 21046
Abbi Lamparelli is a Nurse Practitioner with Gastro Centers of Maryland, bringing over a decade of hands-on clinical experience to her role. She began her career in medical-surgical and emergency medicine and transitioned into advanced practice nursing in 2023 after completing her training at Drexel University. She further advanced her education by earning a Doctor of Nursing Practice from Aspen University.
Abbi’s approach to patient care is deeply rooted in compassion and respect. She emphasizes a patient-centered, holistic, and evidence-based philosophy—ensuring that each individual receives personalized care tailored to their unique health journey. She remains committed to empowering patients with clear communication, shared decision-making, and attentive follow-up.
Beyond her clinical work, Abbi has a strong interest in healthcare research and ongoing professional development. Outside of work, Abbi enjoys reading, birdwatching, and trying new restaurants—interests that highlight her curiosity and appreciation for both quiet moments and fun new experiences.
Abbi Lamparelli
Nurse Practitioner
501 N Frederick Ave
Suite 204
Gaithersburg, MD 20877
Xinna Yi is a board-certified Family Nurse Practitioner with a Master of Science in Nursing from Wilkes University, which she completed in 2023. She brings a wealth of experience from her work in a family medical clinic and her previous role as a Registered Nurse specializing in cardiology medicine. Before transitioning to nursing, she graduated from medical school in China and gained one and a half years of experience as a gastrointestinal physician at an academic hospital in China.
Xinna is committed to patient-centered care, employing a collaborative, team-based approach to healthcare. She has a passion for continuous learning and teaching. In her personal life, she enjoys spending time with her family, reading, watching movies, and traveling.
Xinna Yi, FNP
Nurse Practitioner
501 N Frederick Ave
Suite 204
Gaithersburg, MD 20877
Dr. Rohit Suri is a board-certified obesity medicine specialist at Nova Physician Wellness Center. Serving patients in Fairfax, Arlington, Tysons Corner, Sterling, Woodbridge and Lansdowne/Ashburn, Virginia, he is dedicated to providing individuals with care to ensure their future health, using both cutting-edge medical research and more traditional, conventional methods.
As an expert in weight loss, he helps men and women navigate the challenges associated with nutrition, exercise, behavioral change, and more.
He is a board-certified obesity medicine specialist and also a long-standing member of the American Society of Obesity Medicine and has completed specialized training in this new and emerging field. He is also a board-certified family physician and has been practicing medicine for the last 12 years.
Dr. Suri enjoys creating trusting, confident relationships with his patients. His goal is to help each individual prevent disease, achieve a healthy weight, and reduce risk factors for health complications through positive lifestyle changes. With an emphasis on safe, long-lasting results, he helps patients transform their bodies and their lives.
Dr. Rohit Suri, MD
Obesity Medicine (Family Medicine) Physician
24430 Stone Springs Blvd
Suite 230
Sterling, VA 20166