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

Troy Alan Johnston

Individual provider Pediatric Cardiology Physician · NPI 1134219025

Troy Alan Johnston is a Pediatric Cardiology Physician in Seattle, Washington. Licensed in Washington. Registered with an NPI since 2006.

Licensed in
WA
In the registry since
2006

Practice location Address checks out

4800 Sand Point Way NE
Seattle, WA 98105-3901
Phone: (206) 987-2000
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 MD00037640 (WA)

Record details

NPI number1134219025
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedOctober 13, 2006
Last updated in NPPESJuly 8, 2007
Mailing address4500 Sand Point Way Ne, 100, Seattle, WA 98105-3900

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