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

Mr. Steven M Riddle, RPH

Individual provider Pharmacotherapy Pharmacist · NPI 1730176058

Mr. Steven M Riddle, RPH is a Pharmacotherapy Pharmacist in Seattle, Washington. Licensed in Washington. Registered with an NPI since 2005.

Licensed in
WA
In the registry since
2005
What do these letters mean?
RPH — Registered Pharmacist
A pharmacist licensed by a state board.

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Practice location Address checks out

325 9th Ave Hmc Pharmacy Mailstop 359912
Seattle, WA 98104-2420
Phone: (206) 731-3000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pharmacotherapy Pharmacist (primary) Taxonomy 1835P1200X · Licence PH00011826 (WA)

Record details

NPI number1730176058
Entity typeIndividual (Type 1)
GenderMale
Credentials RPH
Sole proprietorNo
NPI enumeratedOctober 3, 2005
Last updated in NPPESJuly 13, 2026

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