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

Individual provider Psychiatric/Mental Health Registered Nurse · NPI 1629128673

Diane Marie Johnston, RN is a Psychiatric/Mental Health Registered Nurse in Walker, Michigan. Practices as a sole proprietor. Licensed in Michigan.

Licensed in
MI
In the registry since
2007
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 may be wrong

The ZIP code does not match the city and state on this record. Call before visiting.

1256 Walker Ave
Walker, MI 40504
Phone: (616) 235-2910
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatric/Mental Health Registered Nurse (primary) Taxonomy 163WP0808X · Licence 4704127286 (MI)

Record details

NPI number1629128673
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN
Sole proprietorYes
NPI enumeratedJanuary 11, 2007
Last updated in NPPESJuly 8, 2007