Adolescent Medicine Fellowship

We’ve designed our curriculum to help fellows gain individualized clinical, academic, and research experience over the course of three years. Learn more about our training program.

Each year, the Department of Pediatrics trains three fellows in Adolescent Medicine who have completed general Pediatrics training. Fellows bring a wide variety of expertise to their training toward leadership in Adolescent Medicine.

Matthew Ratti, MD, 1^st year fellow
Dr. Ratti is from New Jersey and received his bachelor’s degree in Biophysics at Rutgers University in Camden, NJ. He taught Physics and 3D Printing/Design at Rutgers after graduating.  Prior to medical school he was also a certified nursing assistant (CNA) for 8 years at Cooper University Hospital in Camden, NJ. He graduated from Cooper Medical School of Rowan University in 2021. He then completed Pediatric Residency at Nemours Children’s Hospital in Orland, FL. During his time in residency, he was the trainee representative for the southeast chapter of the Society for Adolescent Health and Medicine (SAHM). His interests are in addiction medicine, legislative advocacy, and sexual/reproductive health.

Danny Birkhead, MD, 2^nd year fellow
Dr. Birkhead is from Massachusetts and received his bachelor's degree in Neuroscience with a Minor in Theater at Bates College in Lewiston, ME. He then worked in clinical research at Memorial Sloan Kettering Cancer Center in NYC before attending medical school at Tulane University School of Medicine in New Orleans, LA. He then completed his Residency in Pediatrics at NYP-Weill Cornell in NYC furthering his work in advocacy through leadership roles in the AAP Section on Pediatric Trainees and co-founded the New York Pediatrics Resident Advocacy Coalition (NY PRAC). His current interests include LGBTQ+ care, sexually transmitted disease including HIV/AIDS, Substance Use Disorders, Community Advocacy, and addressing Social Determinants of Healthcare Disparities that exist for NYC adolescents and young adults.

Lisa Ditchek, MD, 3rd year fellow
Dr. Ditchek is a 3rd year Adolescent Medicine fellow at Mount Sinai. She earned her MD from SUNY Upstate Medical University and completed her Pediatric Residency at New York-Presbyterian Morgan Stanley Children’s Hospital. Her research has focused on health equity, contracpetion, and gender diversity.  Dr. Ditchek interests are reproductive health, gender-affirming care, and holistic adolescent well-being. 

Our faculty members are highly trained clinician-researchers, who specialize in Adolescent Medicine. Fellows work closely with our faculty, both clinically and in the lab. Learn more about our faculty

Applications for our Adolescent Medicine Fellowship are processed through ERAS––the Electronic Residency Application Service from the Association of American Medical Colleges. If you are interested in applying for a fellow position, please submit your common MyERAS application form along with the following documents: Personal statement, CV, three letters of recommendation from faculty members at your institution (including one from your program director or chair), and USMLE or COMLEX transcript.

All documents should be submitted through the ERAS system. Once your application is complete, we will contact you to schedule an interview.