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

David A Ruen, MD

Individual provider Family Medicine Physician · NPI 1710093547

David A Ruen, MD is a Family Medicine Physician in Mason City, Iowa. Licensed in Iowa. Registered with an NPI since 2006.

Licensed in
IA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1010 4th St SW Ste 340
Mason City, IA 50401-2857
Phone: (641) 428-7766
Fax: (641) 428-7788
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 22988 (IA)

Record details

NPI number1710093547
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 22, 2006
Last updated in NPPESJuly 27, 2023
Certification dateJuly 26, 2023
Mailing address621 S Illinois Ave, Suite 103, Mason City, IA 50401-5489

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