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

Thomas Eldon Callahan, DO

Individual provider Pediatrics Physician · NPI 1528262136

Thomas Eldon Callahan, DO is a Pediatrics Physician in Dubuque, Iowa. Practices as a sole proprietor. Licensed in Iowa.

Licensed in
IA
In the registry since
2007
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

1500 Associates Dr
Dubuque, IA 52002-2201
Phone: (563) 584-4440
Fax: (563) 584-4427
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence 4069 (IA)

Record details

NPI number1528262136
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedJune 14, 2007
Last updated in NPPESJuly 6, 2010
Mailing address1500 Associates Dr, Dubuque, IA 52002-2201

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