Jessica Macdougall, MD

Dr. Macdougall grew up in Kernersville, NC before moving to Chapel Hill, NC to complete her undergraduate studies at UNC. She is very proud to have completed her medical education, residency, and Allergy and Immunology fellowship training at UNC-Chapel Hill.

She spent the last three years in Oregon at OHSU as director of the Food Allergy Center where she started the food immunotherapy treatment and prevention program. She has clinical research experience in food allergy treatment and prevention and was awarded a grant during her fellowship training for developing food allergy patient education specifically for adolescents transitioning to adulthood. She has been invited to be a speaker at national and regional conferences and regularly engages in medical education for community and hospital-based providers, medical students, residents, and fellows. She is an author on several publications for food immunotherapy, food allergy diagnostics, and alpha gal syndrome.

She is excited to return home to the Winston-Salem area to be closer to family and provide excellent, evidence-based care to patients and families in the Triad.

When she is not in the office, she loves to spend time with her spouse, twin girls, and dog. On the weekends, you will find her enjoying outdoor activities or at the zoo feeding the giraffes.

Education

Medical School
  University of North Carolina at Chapel Hill

Internship
  Pediatrics - University of North Carolina at Chapel Hill

Residency
  Pediatrics - University of North Carolina at Chapel Hill

Fellowship
  Allergy & Immunology – University of North Carolina at Chapel Hill

College
University of North Carolina at Chapel Hill

Board Certification
American Board of Allergy and Immunology

Professional Societies
American Academy of Allergy, Asthma & Immunology
American College of Allergy, Asthma and Immunology

Marc Breidenbaugh, MD

Dr. Breidenbaugh is passionate about helping patients feel their best and improve their quality of life. He takes the time to listen carefully to each patient’s concerns, understand their goals, and develop personalized treatment plans. He stays current with the latest allergy research to ensure his patients receive the most effective treatments available.

Dr. Breidenbaugh strives to educate patients and their families about allergic and immunologic conditions, partnering with them to make informed decisions about their care. Known for his kind, approachable, and empathetic manner, he creates a welcoming environment where patients feel heard, respected, and comfortable discussing their health concerns.

Dr. Breidenbaugh treats patients of all ages. His clinical interests include food and environmental allergies, oral and sublingual food immunotherapy, asthma, eczema, hives, and other allergic and immunologic conditions. He has published multiple papers in the field of allergy and has presented his research at several national meetings. He is dedicated to helping patients achieve lasting symptom relief so they can enjoy healthier, more active lives.

Outside of work, Dr. Breidenbaugh enjoys spending time with his wife, Abigail, and family, trail running, playing tennis, hiking, playing and improvising on the piano, and gardening.

Education

Medical School
  University of Virginia School of Medicine

Internship
  Pediatrics – University of Virginia

Residency
  Pediatrics – University of Virginia

Fellowship
  Allergy & Immunology – University of Virginia

Board Certification
American Board of Allergy and Immunology
American Board of Pediatrics

Professional Societies
American Academy of Allergy, Asthma & Immunology
American College of Allergy, Asthma and Immunology

Mitchell Dittus, MD

Dr. Mitchell Dittus is a New Jersey native and fellowship-trained allergist and immunologist. He graduated summa cum laude from both Union College and Drew University, earning an associate degree in Biology and a bachelor’s degree in Biochemistry, respectively. He received his Doctor of Medicine degree from SUNY Upstate Medical University and completed his Internal Medicine residency at Stony Brook University Hospital, followed by fellowship training in Allergy and Immunology at the Mayo Clinic in Rochester, Minnesota.

Dr. Dittus is committed to providing thoughtful, evidence-based care for patients with allergic and immunologic conditions. Having grown up in New Jersey, he is proud to care for the community he calls home. Outside of medicine, he enjoys spending time with his wife and young daughter, reading fantasy novels, keeping up with the latest television dramas, and exploring cultures through food and travel.

Education

Medical School
  SUNY Upstate Medical University

Internship
  Stony Brook University Hospital, Stony Brook, NY

Residency
  Stony Brook University Hospital, Stony Brook, NY

Fellowship
  Mayo Clinic, Rochester, MN

College
Union College and Drew University

Board Certification
American Board of Internal Medicine

Professional Societies
American Academy of Allergy, Asthma & Immunology; American College of Allergy Asthma and Immunology

Tara Sarin, MD

Dr. Sarin earned her medical degree from Indiana University School of Medicine before completing her residency at Indiana University Pediatrics. She then went on to complete her fellowship in Allergy and Immunology at Children’s Hospital Colorado and the University of Colorado, a nationally recognized program known for its excellence in patient care, education, and research. Dr. Sarin is board certified in Adult and Pediatric Allergy and Immunology.

After completing her fellowship, Dr. Sarin practiced in private practice in Utah for six years, where she cared for patients of all ages with a wide range of allergic and immunologic conditions. Although she loved her time and patients in the Mountain West, she is excited to return home to Indiana and serve the community where she grew up.

Dr. Sarin enjoys the unique opportunity that Allergy and Immunology provides to care for both children and adults throughout every stage of life. She treats the full spectrum of allergic and immunologic diseases, including seasonal and environmental allergies, asthma, food allergies, eczema, hives, rashes, allergic contact dermatitis, drug allergies, sinusitis and immune disorders. She is especially passionate about the rapidly advancing nature of the specialty and is committed to offering patients the latest evidence-based treatments and therapies to help them achieve the best possible outcomes.

Outside of the office, Dr. Sarin enjoys reading, traveling, discovering great restaurants, and spending time with her family, including her husband, daughter, and their loyal dog. She will always cherish her years in the Mountain West, where she developed a love for hiking, skiing, and exploring the outdoors, but is grateful to be back in the Midwest to be close to family and friends.

Education

Medical School
  Indiana University School of Medicine

Internship
  Indiana University Pediatrics Residency, Riley Hospital for Children

Residency
  Indiana University Pediatrics Residency, Riley Hospital for Children

Fellowship
  Children’s Hospital of Colorado/University of Colorado

Board Certification
American Board of Allergy and Immunology, ABP Board Certified in General Pediatrics

Professional Societies
American Academy of Allergy, Asthma & Immunology; American College of Allergy Asthma and Immunology, American Contact Dermatitis Society

Nicole Isaac, FNP

Nicole Isaac, MSN, FNP-C, is a Board-Certified Family Nurse Practitioner through the American Association of Nurse Practitioners (AANP). She earned both her Bachelor of Science in Nursing and Master of Science in Nursing from William Paterson University, where she developed a strong foundation in evidence-based practice and a deep commitment to providing compassionate, high-quality patient care.

Before transitioning into her role as a Nurse Practitioner, Nicole gained extensive clinical experience as a registered nurse in both the Step-Down Intensive Care Unit and Cardiothoracic Intensive Care Unit (CTICU). These experiences strengthened her skills in patient assessment, critical thinking, emergency care, and management of complex medical conditions. Her time caring for critically ill patients further developed her clinical judgment and reinforced her commitment to delivering comprehensive, patient-centered care.

As a Family Nurse Practitioner at Allergy Partners, Nicole is committed to providing individualized, evidence-based care while taking the time to listen to and educate each patient. She believes in building trusting, long-term relationships with her patients and empowering them to take an active role in their health and well-being.

Outside of her professional life, Nicole enjoys working out, cooking, and traveling. She also loves spending time with her dog, Benjamin.

Education

College
William Patterson University

Board Certification
board-certified nurse practitioner

Professional Societies
American Association of Nurse Practitioners