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

Mr. John T Callahan, RPH

Individual provider Pharmacist · NPI 1497097885

Mr. John T Callahan, RPH is a Pharmacist in Saint Louis, Missouri. Practices as a sole proprietor and works from 2 locations. Licensed in Colorado, Illinois and Wyoming.

Licensed in
CO, IL, WY
In the registry since
2013
Specialties on file
3
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

1 Jefferson Barracks Dr
Saint Louis, MO 63125-4181
Phone: (314) 894-6570
Fax: (314) 845-5091
Show map & directions

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

Additional practice locations (1)

  • 915 N Grand Blvd, Saint Louis, MO 63106-1621 — (314) 224-2793

Specialties & licences

Pharmacist (primary) Taxonomy 183500000X · Licence 2589 (WY)
Pharmacist Taxonomy 183500000X · Licence 051303891 (IL)
Pharmacist Taxonomy 183500000X · Licence 10452 (CO)

Record details

NPI number1497097885
Entity typeIndividual (Type 1)
GenderMale
Credentials RPH
Sole proprietorYes
NPI enumeratedMarch 23, 2013
Last updated in NPPESMay 1, 2026
Certification dateMay 1, 2026

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