Dr. Niti Vaid’s medical career began with a strong foundation in both the sciences and humanities at the University of New York at Stony Brook, where she graduated Magna Cum Laude with a Bachelor of Science and a double major in Biochemistry and English. Following her undergraduate studies, she served as a Clinical Research Coordinator in the Department of Endocrinology at Mount Sinai Hospital in New York, coordinating multiple diabetes clinical trials and presenting at medical meetings. Dr. Vaid then earned her Doctor of Osteopathic Medicine (DO) degree from the New York Institute of Technology College of Osteopathic Medicine in 2002, demonstrating early leadership as Class Vice-President and Class Ambassador.

She pursued her postgraduate training in Internal Medicine through Columbia University College of Physicians & Surgeons, at Stamford Hospital. She completed her internship from 2002 to 2003, followed by her residency from 2003 to 2005, ultimately serving as Chief Resident from 2004 to 2005. During her chief residency, she managed, educated, and supervised residents and medical students while acting as a liaison for program directors. She became Board-Certified in Internal Medicine by the American Board of Internal Medicine (ABIM) in 2005, and has held an active California medical license through the Osteopathic Medical Board of California since 2004.

In 2005, Dr. Vaid established her solo Internal Medicine practice in Southern California, serving as Medical Director and Owner. With extensive clinical experience in diagnosing and treating primary care and complex chronic conditions, her practice strongly emphasizes screening and prevention. Recognized for her professional excellence, she was inducted as a Fellow of the American College of Physicians (FACP) in 2017. She successfully transitioned her medical practice to an exclusively telemedicine-based model while taking on additional roles as a Medical Expert and Case Reviewer with Dane Street and Specialty Experts in 2024.

Dedicated to medical education, Dr. Vaid joined the Keck School of Medicine of the University of Southern California (USC) in 2023 as an Adjunct Clinical Assistant Professor of Medical Education. In this role, she mentors and teaches first and second-year medical students in the Introduction to Clinical Medicine program at Keck Hospital of USC, LA General Hospital, and Norris Cancer Center. Dr Vaid also practices as a clinical physician at Engemann Student Health Center at USC.