- Dr. Dominic Abrams, MDCardiology
- Dr. Nadeen Abujaber, MDPediatrics
- Dr. Kathryn Ackerman, MDSports Medicine
- Dr. Marc Ackerman, DMDOrthodontics
- Tanya Acosta, CCC-SLPSpeech-Language Pathology
- Dr. Cynthia Adams, MDPediatric Emergency Medicine
- Dr. William Adams, MDPediatrics
- Dr. Eelam Adil, MDEar, Nose, and Throat
- Dr. Arlene Adler, PHDPediatric Psychiatry
- Dr. Salim Afshar, MDPediatric Plastic Surgery
- Dr. Suneet Agarwal, MDPediatric Hematology & Oncology
- Dr. Michael Agus, MDPediatric Endocrinology
- Dr. Asim Ahmed, MDPediatric Infectious Disease Medicine
- Dr. Lisa Albers Prock, MDDevelopmental-Behavioral Pediatrics
- Dr. Mark Alexander, MDPediatric Cardiology
- Peta-Maree Alexander, MB BSPediatric Cardiology
- Dr. Sanda Alexandrescu, MDNeuropathology
- Dr. Catherine Allan, MDPediatric Cardiology
- Dr. Sophie Allende-Richter, MDPediatrics
- Dr. Christopher Almond, MDPediatric Cardiology
- Dr. Ahmad Alomari, MDVascular & Interventional Radiology
- Lauren Alter, MSSpeech-Language Pathology
- Dr. Robin Altman, MDPediatrics
- Dr. Norberto Alvarez, MDPediatric Neurology
- Dr. Robert Amler, MDPediatrics
- Dr. Prasanna Ananth, MDPediatric Hematology & Oncology
- Dr. Gigi Anchan, MDPediatrics
- Dr. Dori Anchin, MDPediatrics
- Dr. Megan Anderson, MDOrthopedic Surgery
- Dr. Samuel Andonian, MDPediatrics
- Dr. Irina Angel, MDPsychiatry
- Dr. Joanne Angiello, MDPediatrics
- Dr. Irina Anselm, MDPediatrics
- Dr. Natasha Archer, MDInternal Medicine
- Dr. Donna Argenzio, MDPediatrics
- Dr. Nina Arlievsky, MDPediatric Infectious Disease Medicine
- Dr. Scott Armstrong, MDPediatric Hematology & Oncology
- Dr. Sonia Arora Ballal, MDPediatric Gastroenterology
- Dr. Victoria Arthur, MDPediatrics
- Dr. Bonnie Arzuaga, MDNeonatal Medicine
- Dr. Christina Astley, MDPediatric Endocrinology
- Dr. Douglas Atkinson, MDPediatric Critical Care Medicine
- Dr. George Atkinson, MDPediatrics
- Dr. Marilyn Augustyn, MDDevelopmental-Behavioral Pediatrics
- Dr. Catherine Ayoub, ED.DPsychology
- Dr. Richard Bachur, MDPediatric Emergency Medicine
- Dr. Seeta Badrinath, MDPediatrics
- Dr. Donald Bae, MDOrthopedic Hand Surgery
- Dr. Elena Bafani, MDPediatric Anesthesiology
- Dr. Anna Maria Baglieri, ODOptometry
- Dr. Christopher Baird, MDCardiac Surgery
- Dr. Eshita Bakshi, DOPediatrics
- Kathryn Ballerini, SLPSpeech-Language Pathology
- Dr. Boris Balson, MDPediatrics
- Dr. Natasha Bamji, MDPediatric Gastroenterology
- Dr. Hartley Bancroft II, MDPediatrics
- Dr. Pratiti Bandopadhayay, MDPediatric Hematology & Oncology
- Dr. Sungyon Bang, DMDPediatric Dentistry
- Dr. Maryam Banikazemi, MDMedical Genetics
- Dr. Puja Banka, MDPediatric Cardiology
- Dr. Heena Banker, MDPediatrics
- Dr. Agnes Banquet, MDPediatric Pulmonology
- Dr. William Barbaresi, MDDevelopmental-Behavioral Pediatrics
- Dr. Anca Barbu, MDEar, Nose, and Throat
- Dr. Howard Barenfeld, MDPediatrics
- Dr. Elizabeth Barkoudah, MDNeurodevelopmental Disabilities
- Dr. Karen Barnett, MDPediatrics
- Dr. Carol Barnewolt, MDPediatric Radiology
- Dr. Luciano Barone, MDPediatrics
- Dr. Richard Bartlett, MDPlastic Surgery
- Dr. Lisa Bartnikas, MDPediatrics
- Dr. Marc Baskin, MDPediatric Emergency Medicine
- Dr. Lara Batey, MDPediatrics
- Dr. Andrea Bauer, MDOrthopedic Hand Surgery
- Dr. Daniel Bauer, MDPediatric Hematology & Oncology
- Dr. Stuart Bauer, MDUrology
- Dr. Michelle Baum, MDPediatric Nephrology
- Dr. Susanne Baumeister, MDPediatric Hematology & Oncology
- Dr. Andrew Baumel, MDPediatrics
- Dr. Nicole Baumer, MDAutism
- Dr. Sachin Baxi, MDAllergy & Immunology
- Dr. William Beardslee, MDChild & Adolescent Psychiatry
- Dr. Michael Beasley, MDPediatric Sports Medicine
- Dr. Ann Becker, MDPediatrics
- Dr. Ronald Becker, MDDevelopmental-Behavioral Pediatrics
- Dr. Theresa Becker, DOPediatric Emergency Medicine
- Dr. Myron Belfer, MDChild & Adolescent Psychiatry
- Dr. Mandy Brown Belfort, MDNeonatal Medicine
- Dr. Jennifer Bell, MDPediatrics
- Dr. Oscar Benavidez, MDPediatric Cardiology
- Dr. Yanna Beniyaminov, MDPediatrics
- Dr. Leslie Benson, MDPediatric Neurology
- Dr. Edward Benz Jr, MDHematology
- Dr. Charles Berde, MDAnesthesiology
- Dr. Stuart Berezin, MDPediatric Gastroenterology
- Dr. Lisa Bergersen, MDPediatric Cardiology
- Dr. Ann Bergin, MDClinical Neurophysiology
- Dr. Elana Bern, MDPediatric Gastroenterology
- Dr. Rachelle Bernacki, MDHospice & Palliative Medicine
- Dr. Aaron Bernstein, MDPediatrics
- Dr. Jane Bernstein, PHDNeuropsychology
- Dr. Shelly Bernstein, MDPediatric Hematology & Oncology
- Dr. Gerard Berry Sr, MDMetabolism Disorders
- Dr. Jay Berry, MDPediatrics
- Dr. Laura Bevilacqua, MDPediatric Cardiology
- Dr. Barbara Beyer, MDPediatrics
- Dr. Martina Bezdickova, MDPediatrics
- Dr. Vassilios Bezzerides, MDPediatric Cardiology
- Dr. Jonathan Bickel, MDPediatrics
- Dr. Julie Bickel, MDDevelopmental-Behavioral Pediatrics
- Dr. Jo-Ann Bier, MDDevelopmental-Behavioral Pediatrics
- Dr. Alessandra Biffi, MDPediatric Hematology & Oncology
- Dr. Rachel Biller, MDPediatrics
- Dr. Amy Billett, MDPediatric Hematology & Oncology
- Dr. Linda Bishop, MDNeonatal Medicine
- Dr. Sarah Bixby, MDPediatric Radiology
- Dr. Richard Bloom, MDPediatrics
- Dr. Elizabeth Blume, MDPediatric Cardiology
- Dr. Mark Blumenthal, MDPediatrics
- Dr. Joanna Bochenek, MDPediatrics