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

Thomas G. McMullan

Organization Internal Medicine Physician · NPI 1801825518

Thomas G. McMullan is an Internal Medicine Physician in Postville, Iowa. Licensed in Iowa. Registered with an NPI since 2006.

Licensed in
IA
In the registry since
2006
Specialties on file
2

Practice location Address checks out

124 W Greene St
Postville, IA 52162
Phone: (563) 864-7221
Fax: (563) 864-7224
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 24858 (IA)
General Practice Physician Taxonomy 208D00000X · Licence 23234 (IA)

Record details

NPI number1801825518
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Thomas McMullan — Physician/Owner · (563) 864-7221
Other names Postville Clinic Aka Postville Medical Clinic
NPI enumeratedJuly 3, 2006
Last updated in NPPESSeptember 11, 2025
Mailing addressPo Box 799, Postville, IA 52162-0799

Other providers in Postville