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

Mary M Derksen, CNS

Individual provider Psychiatric/Mental Health Nurse Practitioner · NPI 1194749812

Mary M Derksen, CNS is a Psychiatric/Mental Health Nurse Practitioner in Holland, Michigan. Licensed in Michigan. Registered with an NPI since 2006.

Licensed in
MI
In the registry since
2006
What do these letters mean?
CNS — Clinical Nurse Specialist
An advanced practice nurse specialising in a patient population or setting.

See every abbreviation used in this directory →

Practice location Address checks out

12265 James St
Holland, MI 49424-8613
Phone: (616) 494-5453
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X · Licence 4704158809 (MI)

Record details

NPI number1194749812
Entity typeIndividual (Type 1)
GenderFemale
Credentials CNS
Sole proprietorNo
NPI enumeratedJuly 26, 2006
Last updated in NPPESFebruary 13, 2012

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