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

Individual provider Sports Physician Chiropractor · NPI 1609958545

Dr. Catherine Ann Mastroianni, DC is a Sports Physician Chiropractor in Seattle, Washington. Practices as a sole proprietor. Licensed in Washington.

Licensed in
WA
In the registry since
2006
What do these letters mean?
DC — Doctor of Chiropractic
A licensed chiropractor.

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Practice location Address checks out

4413 36th Ave NE
Seattle, WA 98105-5626
Phone: (206) 529-9443
Fax: (206) 529-9444
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Sports Physician Chiropractor (primary) Taxonomy 111NS0005X · Licence CH 3622 (WA)

Record details

NPI number1609958545
Entity typeIndividual (Type 1)
GenderFemale
Credentials DC
Sole proprietorYes
NPI enumeratedOctober 19, 2006
Last updated in NPPESJuly 8, 2007

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