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

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.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

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 Not confirmed with CMS for 19 years — call before visiting
Phone: (616) 235-2910
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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