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.
Mark Richard, MD, is a highly trained internal medicine physician at Southern New Hampshire Internal Medicine in Derry, New Hampshire. He is board-certified in internal medicine and has more than two decades of experience. Dr. Richard joined Southern New Hampshire Internal Medicine in 1994.
He received his Bachelor of Science at Union College in Schenectady, New York, and his Doctor of Medicine from the University of Massachusetts in Boston. Dr. Richard finished his medical training with a residency at Maine Medical Center in Portland, Maine.
Dr. Richard is highly skilled in all areas of internal medicine but has a special interest in geriatric medicine. He maintains his advanced credentials with continuing education to stay current with the latest advances in his field.
In his free time, Dr. Richard enjoys running, gardening, and spending time with friends and family. He warmly welcomes all of his patients to Southern New Hampshire Internal Medicine and looks forward to helping them improve their health and wellness.
Anne Thomassen, ARNP, is a highly respected nurse practitioner at Southern New Hampshire Internal Medicine in Derry, New Hampshire. She has served as a member of the team for over six years and appreciates the strong relationships she makes with patients.
Dedicated to pursuing a career in health care, Anne received her Bachelor of Science from Gordon College in Wenham, Massachusetts, and went on to obtain her Master of Science to become a family nurse practitioner at the University of New Hampshire in Durham, New Hampshire. She has affiliations with Catholic Medical Center in Manchester, New Hampshire, and Parkland Medical Center in Derry, New Hampshire.
Anne enjoys working in internal medicine because she has the opportunity to provide for families and individuals of all ages every day. She connects with each of her patients, taking time to sit with them and determine a personalized treatment to fit their needs. She believes her patients should be treated with kindness and respect, always putting their health first and foremost.
Anne warmly welcomes all patients to the practice.
Amruth Jonnalagadda, MD, is an experienced internal medicine physician at Southern New Hampshire Internal Medicine in Derry, New Hampshire. He is board-certified in internal medicine and grew up in Hollis, New Hampshire. Dr. Jonnalagadda joined Southern New Hampshire Internal Medicine in 2021 to be closer to his family.
He received a Bachelor of Arts from Case Western Reserve University in Cleveland, Ohio, and his Doctor of Medicine from the University of Pittsburgh in Pittsburgh, Pennsylvania. Dr. Jonnalagadda finished his medical training with a residency at the University of Virginia in Charlottesville, Virginia, and maintains his medical credentials with continuing education. He loves preventive care and helping patients make tailored decisions regarding their health.
In his free time, Dr. Jonnalagadda enjoys the New England outdoors, watches his favorite sports teams, and spends time with family and friends.
He enjoys caring for patients at Southern New Hampshire Internal Medicine and giving them a better quality of life. Dr. Jonnalagadda compassionately welcomes patients to the practice.
Patrick Carolan, PA-C, is a dedicated physician assistant at Southern New Hampshire Internal Medicine in Derry, New Hampshire. Patrick has experience working in multiple health care disciplines to advocate for the best outcomes for his patients.
Patrick attended the University of New Hampshire in Durham, New Hampshire, where he received his Bachelor of Science in biology in 2015. He then went on to attend the Massachusetts College of Pharmacy and Health Sciences University in Boston, Massachusetts, where he attained his physician assistant master’s degree, becoming certified in the field of medicine.
He discovered his passion for emergency and internal medicine during his master’s program, where he had the opportunity to perform rotations at Newton-Wellesley Hospital in Newton, Massachusetts, and Lowell General Hospital in Lowell, Massachusetts. He also served at multiple outpatient internal medicine practices, gaining vast knowledge in providing health care. Shortly after completing his education, he joined the Southern New Hampshire Internal Medicine team in 2019.
Outside of the office, Mr. Carolan enjoys traveling, hiking, and restoring old or damaged furniture. He welcomes patients 12 and older to the practice and looks forward to meeting their needs.
“Patrick always listens carefully to me. He doesn't hesitate when I have an issue to explore and offer treatments or tests to resolve things. He's very patient. He never rushes through an appointment. He will always ask at the end if there is anything we didn't cover or if I have any questions about what we did cover. He's just the best!”
Dr. Paul MacDonald is a dedicated and experienced healthcare professional with a strong academic background and a commitment to providing excellent medical care to his patients. He was born and raised in the greater Boston area and has recently relocated to New Hampshire to embrace the lifestyle and opportunities offered in the Granite State.
Dr. MacDonald earned his Bachelor of Arts degree from Holy Cross College, where he developed a passion for healthcare. He continued his education at Boston University, where he received his medical degree, furthering his journey toward becoming a physician.
Following the completion of his medical degree, Dr. MacDonald pursued his residency at the University of Michigan. This rigorous training allowed him to refine his medical skills and gain valuable experience in various aspects of patient care. His time at the University of Michigan was instrumental in shaping him into the knowledgeable and compassionate physician he is today.
In addition to his professional achievements, Dr. MacDonald has a fulfilling personal life. He cherishes spending quality time with his family, particularly enjoying moments with his son. Dr. MacDonald has a green thumb and finds joy in tending to his garden. He values the importance of maintaining strong connections with friends and family and often seeks opportunities to share memorable experiences with them.
Wendee Amero, APRN, is an advanced practice registered nurse at Southern New Hampshire Internal Medicine’s Derry, New Hampshire, office. She enjoys caring for her patients ages 12 and older and exceeding their primary care needs.
Wendee graduated with a master’s degree from Rivier University in Nashua, New Hampshire. She maintains her advanced nursing credentials with continuing education to stay up to date with the latest advances in primary care medicine and is a member of numerous professional organizations.
Wendee has many years of experience caring for patients in a variety of settings. She offers physicals, wellness checkups, sick visits, and more to maximize patients’ health and wellness. She specializes in all aspects of primary care medicine, from women’s and men’s health to chronic disease management and preventive medicine. She takes a holistic, integrative approach when evaluating, diagnosing, and treating patients for a wide array of conditions.
In her free time, Wendee enjoys spending time with family and friends. She welcomes her patients to Southern New Hampshire International Medicine and looks forward to caring for them.
“Always kind, Listens attentively. Never in a rush. Has lots of input to offer. She never gives up working on a problem you have. Very helpful and caring.”
Thomas Hong, MD, is an expert internal medicine physician at Southern New Hampshire Internal Medicine in Windham, New Hampshire. He is board-certified in internal medicine and joined Southern New Hampshire Internal Medicine in 2003.
Dr. Hong received his Bachelor of Arts from Dartmouth College in Hanover, New Hampshire, and his Doctor of Medicine from Yale University in New Haven, Connecticut. He finished his medical training with a residency at Boston University in Boston, Massachusetts, and maintains his medical credentials with continuing education. Dr. Hong enjoys helping his patients age 12 and older achieve exceptional health and a better quality of life.
Dr. Hong is an avid cyclist and believes an active lifestyle and good nutrition are integral parts of maintaining excellent health. He also enjoys spending free time with friends and family.
He welcomes his patients to Southern New Hampshire Internal Medicine and looks forward to exceeding their primary health care needs.
Todd Mellish, MD, is a highly skilled internal medicine physician at Southern New Hampshire Internal Medicine in Bedford, New Hampshire. He is board-certified in internal medicine and joined Southern New Hampshire Internal Medicine in 2016.
Dr. Mellish received his Bachelor of Science in Biology and Bachelor of Arts in Chemistry at Olivet Nazarene University in Bourbonnais, Illinois. He received his Doctor of Osteopathic Medicine from the Chicago College of Osteopathic Medicine in Downers Grove, Illinois.
Dr. Mellish completed his medical training with an internal medicine residency at the University of Illinois Christ Hospital and Medical Center in Oak Lawn, Illinois. He maintains his medical credentials with continuing education to stay current in the newest advances in internal medicine.
When he’s not at the office, Dr. Mellish enjoys spending time with his family and friends and participating in many different hobbies. He welcomes his patients to Southern New Hampshire Internal Medicine and looks forward to caring for them.
“Dr. Mellish is the best doctor I have ever had. He listens to my concerns and addresses them accordingly. My husband and I both use Dr. Mellish and followed him from Elliot. And if he ever leaves SNHIM, we will follow him again.”
Marcio Jablonka, MD, is a highly trained physician at Southern New Hampshire Internal Medicine in Bedford, New Hampshire. He is board-certified in internal medicine and joined Southern New Hampshire Internal Medicine in 2016.
Dr. Jablonka received his medical degree from the Universidade Federal do Rio de Janeiro (UFRJ) in Brazil. He completed his internal medicine residency at Framingham Union Hospital and MetroWest Medical Center in Framingham, Massachusetts.
He maintains his medical credentials with continuing education to stay up to date with the newest advances in internal medicine and is a member of numerous professional organizations.
In his free time, Dr. Jablonka enjoys spending time with family and friends. He speaks Portuguese, Spanish, and Hebrew to better communicate with a variety of patients from different backgrounds.
He welcomes each of his patients, age 12 and older, to Southern New Hampshire Internal Medicine and looks forward to exceeding their health and wellness needs.
Kaylee Wilbur is a dedicated Physician Assistant who joined the Southern NH Internal Medicine Associates team in 2025. Her healthcare journey began as a Licensed Nursing Assistant in both nursing home and hospital settings, where she developed a deep passion for patient care. In 2022, she earned her Bachelor's degree in Biological Sciences from UNH Manchester. She continued her education at the Massachusetts College of Pharmacy and Health Sciences in Manchester, NH, where she graduated in 2024 with a Master’s in Physician Assistant Studies.
Originally from Derry, NH, Kaylee is excited to bring her skills and expertise to care for patients in her hometown. When not working, she enjoys skiing, hiking, completing puzzles, and reading. Kaylee lives in Derry with her family and their beloved mastiff, Bruiser.
She is thrilled to be part of a team that offers high-quality healthcare to the local community and looks forward to building lasting relationships with her patients.
“Rebecca has been a wonderful healthcare provider. She has always been very sincere and made me feel comfortable. I was sad to find out that she will be leaving the practice.”
Todd Mellish, MD, is a highly skilled internal medicine physician at Southern New Hampshire Internal Medicine in Bedford, New Hampshire. He is board-certified in internal medicine and joined Southern New Hampshire Internal Medicine in 2016.
Dr. Mellish received his Bachelor of Science in Biology and Bachelor of Arts in Chemistry at Olivet Nazarene University in Bourbonnais, Illinois. He received his Doctor of Osteopathic Medicine from the Chicago College of Osteopathic Medicine in Downers Grove, Illinois.
Dr. Mellish completed his medical training with an internal medicine residency at the University of Illinois Christ Hospital and Medical Center in Oak Lawn, Illinois. He maintains his medical credentials with continuing education to stay current in the newest advances in internal medicine.
When he’s not at the office, Dr. Mellish enjoys spending time with his family and friends and participating in many different hobbies. He welcomes his patients to Southern New Hampshire Internal Medicine and looks forward to caring for them.
“Dr. Mellish is the best doctor I have ever had. He listens to my concerns and addresses them accordingly. My husband and I both use Dr. Mellish and followed him from Elliot. And if he ever leaves SNHIM, we will follow him again.”
Marcio Jablonka, MD, is a highly trained physician at Southern New Hampshire Internal Medicine in Bedford, New Hampshire. He is board-certified in internal medicine and joined Southern New Hampshire Internal Medicine in 2016.
Dr. Jablonka received his medical degree from the Universidade Federal do Rio de Janeiro (UFRJ) in Brazil. He completed his internal medicine residency at Framingham Union Hospital and MetroWest Medical Center in Framingham, Massachusetts.
He maintains his medical credentials with continuing education to stay up to date with the newest advances in internal medicine and is a member of numerous professional organizations.
In his free time, Dr. Jablonka enjoys spending time with family and friends. He speaks Portuguese, Spanish, and Hebrew to better communicate with a variety of patients from different backgrounds.
He welcomes each of his patients, age 12 and older, to Southern New Hampshire Internal Medicine and looks forward to exceeding their health and wellness needs.
Dr. Ami Muehlberg is an aesthetic physician with over a decade of experience helping clients meet their beauty goals. In addition to the array of aesthetic treatments she offers at The Lip Bunny Beauty Med Spa, her experience working in the dermatology field allows her to offer a complete aesthetic approach to her clients.
She earned a medical degree from the University of New England College of Osteopathic Medicine and completed aresidency in Internal Medicine. After receiving her board certification, a special interest in dermatology and aesthetics led her to spend several years working in busy dermatology practices where she honed her skills. She has since served as a medical director for several prominent medical spas in New England. While she enjoys training and supervising nurse injectors, her favorite role is that of physician-injector, working directly with clients.
As a strong proponent of continuing medical education, Dr. Ami continues to receive certifications and specialty trainings in aesthetic procedures annually, both in the US and abroad. These range from Allergan and Galderma master classes to trainings with the Esthetic Skin Institute in Fort Lauderdale, FL and the Julie Horne Academy in Oslo, Norway, to name a few. Dr. Ami also lectures on various aesthetic topics. Most recently, she presented a lecture “Safety for Aesthetic Injectors” to a large consortium of dentists at the Javits Center in NYC.
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