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

Individual provider Surgery Physician · NPI 1609829688

Robert John Cak, 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

1753 W Ridgeway Ave Ste 107
Waterloo, IA 50701-4588
Phone: (319) 833-5907
Fax: (319) 833-5908
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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 21323 (IA)

Record details

NPI number1609829688
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 18, 2006
Last updated in NPPESJuly 13, 2026
Mailing addressPo Box 2758, Waterloo, IA 50704-2758

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