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

William Patrick Johnson Jr., RPH

Individual provider Pharmacotherapy Pharmacist · NPI 1740647767

William Patrick Johnson Jr., RPH is a Pharmacotherapy Pharmacist in O Fallon, Illinois. Practices as a sole proprietor. Licensed in Iowa.

Licensed in
IA
In the registry since
2016
What do these letters mean?
RPH — Registered Pharmacist
A pharmacist licensed by a state board.

See every abbreviation used in this directory →

Practice location Address checks out

505 Jeffrey Pine Ct
O Fallon, IL 62269-2554
Phone: (618) 628-3140
Show map & directions

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

Specialties & licences

Pharmacotherapy Pharmacist (primary) Taxonomy 1835P1200X · Licence 18591 (IA)

Record details

NPI number1740647767
Entity typeIndividual (Type 1)
GenderMale
Credentials RPH
Sole proprietorYes
NPI enumeratedJanuary 21, 2016
Last updated in NPPESJanuary 21, 2016