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

Dr. Mark W Muilenburg, MD

Individual provider Family Medicine Physician · NPI 1033196233

Dr. Mark W Muilenburg, MD is a Family Medicine Physician in Orange City, Iowa. Licensed in Iowa. Registered with an NPI since 2005.

Licensed in
IA
In the registry since
2005
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

1000 Lincoln Cir SE Ste 100
Orange City, IA 51041-1862
Phone: (712) 737-2000
Fax: (712) 737-2115
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 27195 (IA)

Record details

NPI number1033196233
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 28, 2005
Last updated in NPPESJune 1, 2011

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