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

Mr. William Henry Riker, PA

Individual provider Medical Physician Assistant · NPI 1649313727

Mr. William Henry Riker, PA is a Medical Physician Assistant in Iowa City, Iowa. Licensed in Iowa. Registered with an NPI since 2007.

Licensed in
IA
In the registry since
2007
What do these letters mean?
PA — Physician Assistant
A licensed clinician who examines, diagnoses and treats under a physician's supervision.

See every abbreviation used in this directory →

Practice location Address checks out

1548 S Gilbert St
Iowa City, IA 52240-4304
Phone: (319) 248-0178
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Medical Physician Assistant (primary) Taxonomy 363AM0700X · Licence 01262 (IA)

Record details

NPI number1649313727
Entity typeIndividual (Type 1)
GenderMale
Credentials PA
Sole proprietorNo
NPI enumeratedFebruary 15, 2007
Last updated in NPPESJuly 8, 2007

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