Theresa Welgs, MD Physician in Medicine, Division of Newborn Medicine Instructor of Pediatrics, Part-Time, Harvard Medical School Image Email Email Me NPI 1689091928 Print Profile Locations Boston Boston Children's Hospital 300 Longwood Ave. Boston, Massachusetts 02115 Listen Theresa Welgs, MD Physician in Medicine, Division of Newborn Medicine Instructor of Pediatrics, Part-Time, Harvard Medical School Medical Services Programs & Services NICU Program Newborn Medicine Languages English Certifications American Board of Pediatrics (General) Locations Boston Boston Children's Hospital 300 Longwood Ave. Boston, Massachusetts 02115