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

Mark O Liaboe, MD

Individual provider Internal Medicine Physician · NPI 1194794321

Mark O Liaboe, MD is an Internal Medicine Physician in Dubuque, 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.

See every abbreviation used in this directory →

Practice location Address checks out

1515 Delhi St Ste 100
Dubuque, IA 52001-6320
Phone: (563) 557-9111
Fax: (563) 589-4046
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 22876 (IA)

Record details

NPI number1194794321
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 17, 2006
Last updated in NPPESApril 6, 2021
Certification dateApril 6, 2021
Mailing address1515 Delhi St, Ste 100, Dubuque, IA 52001-6320

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