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

Individual provider Surgery Physician · NPI 1861445223

Douglas Mark Duven, MD is a Surgery Physician in Waterloo, 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

1731 W Ridgeway Ave Ste 100
Waterloo, IA 50701-4591
Phone: (319) 833-6100
Fax: (319) 833-6102
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence 23463 (IA)

Record details

NPI number1861445223
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 18, 2006
Last updated in NPPESOctober 9, 2007

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