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

Steven Thomas Guigelaar, RN

Individual provider Registered Nurse · NPI 1083025852

Steven Thomas Guigelaar, RN is a Registered Nurse in Boulder, Colorado. Practices as a sole proprietor. Licensed in Michigan.

Licensed in
MI
In the registry since
2014
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.

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Practice location Address checks out

1333 Iris Ave
Boulder, CO 80304-2226
Phone: (303) 443-8500
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Registered Nurse (primary) Taxonomy 163W00000X · Licence 4704288940 (MI)

Record details

NPI number1083025852
Entity typeIndividual (Type 1)
GenderMale
Credentials RN
Sole proprietorYes
NPI enumeratedMay 15, 2014
Last updated in NPPESMay 15, 2014
Mailing address219 College Ave Se Apt 3, Grand Rapids, MI 49503-5815

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