Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Theresa Welgs

Individual provider Neonatal-Perinatal Medicine Physician · NPI 1689091928

Theresa Welgs is a Neonatal-Perinatal Medicine Physician in Boston, Massachusetts. Works from 2 locations. Licensed in Massachusetts and Pennsylvania.

Licensed in
MA, PA
In the registry since
2014
Specialties on file
3

Practice location Address checks out

300 Longwood Ave
Boston, MA 02115-5724
Phone: (617) 355-6000
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 160 E Erie Ave, Philadelphia, PA 19134 — (215) 427-5151

Specialties & licences

Neonatal-Perinatal Medicine Physician (primary) Taxonomy 2080N0001X · Licence T287062 (MA)
Neonatal-Perinatal Medicine Physician Taxonomy 2080N0001X · Licence MD461258 (PA)
Pediatrics Physician Taxonomy 208000000X · Licence MT212501 (PA)

Record details

NPI number1689091928
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedMarch 25, 2014
Last updated in NPPESMay 4, 2021
Certification dateMay 4, 2021

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