Individual provider · Type 1 NPI

William T. Chao, MD

Neonatal-Perinatal Medicine Physician · St. Louis, MO

NPI number 1922063205 Active

Practice location

615 S New Ballas Rd
St. Louis, MO 63141-8221

Call (314) 251-6450 Map

Mailing address

621 S New Ballas Rd
St. Louis, MO 63141-8241

Specialties and licenses

TaxonomyCodeLicense
Neonatal-Perinatal Medicine Physician Primary 2080N0001XR9BOO (MO)

Neonatal-Perinatal Medicine Physician: A pediatrician who is the principal care provider for sick newborn infants. Clinical expertise is used for direct patient care and for consulting with obstetrical colleagues to plan for the care of mothers who have high-risk pregnancies.

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About NPI 1922063205

William T. Chao, MD's National Provider Identifier is 1922063205, issued on Apr 19, 2006. The primary taxonomy on file is Neonatal-Perinatal Medicine Physician (2080N0001X), and the practice location is in St. Louis, MO. The record was last updated on Jul 13, 2026.