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

Mary Hollenkamp, APN

Individual provider Family Nurse Practitioner · NPI 1649241951

Mary Hollenkamp, APN is a Family Nurse Practitioner in Millstadt, Illinois. Licensed in Illinois. Registered with an NPI since 2006.

Licensed in
IL
In the registry since
2006
What do these letters mean?
APN — Advanced Practice Nurse
The umbrella title some states use for nurse practitioners and other advanced practice nurses.

See every abbreviation used in this directory →

Practice location Address checks out

60 Regency Pl
Millstadt, IL 62260-2210
Phone: (618) 476-3373
Fax: (618) 476-1890
Show map & directions

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

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 209001133 (IL)

Record details

NPI number1649241951
Entity typeIndividual (Type 1)
GenderFemale
Credentials APN
Sole proprietorNo
NPI enumeratedJanuary 27, 2006
Last updated in NPPESMarch 27, 2013

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