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

Dr. David Brennan, DO

Individual provider Family Medicine Physician · NPI 1306887906

Dr. David Brennan, DO is a Family Medicine Physician in Clinton, Iowa. Practices as a sole proprietor. Licensed in Iowa.

Licensed in
IA
In the registry since
2006
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.

See every abbreviation used in this directory →

Practice location Address checks out

2745 Lincoln Way Clinton
Clinton, IA 52732-7201
Phone: (563) 242-3208
Fax: (563) 242-4051
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 02378 (IA)

Record details

NPI number1306887906
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedJune 8, 2006
Last updated in NPPESJune 9, 2011
Mailing address2745 Lincoln Way, Clinton, IA 52732-7201

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