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

John T Hambrook, MD

Individual provider Pediatric Cardiology Physician · NPI 1477760577

John T Hambrook, MD is a Pediatric Cardiology Physician in Wauwatosa, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2007.

Licensed in
WI
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

1055 N Mayfair Rd
Wauwatosa, WI 53226-3436
Phone: (414) 479-2300
Show map & directions

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

Specialties & licences

Pediatric Cardiology Physician (primary) Taxonomy 2080P0202X · Licence 53035 (WI)

Record details

NPI number1477760577
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 17, 2007
Last updated in NPPESMay 27, 2025
Certification dateMay 27, 2025