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

Mrs. Barbara J Koski, RN

Individual provider Adult Psychiatric/Mental Health Registered Nurse · NPI 1720209778

Mrs. Barbara J Koski, RN is an Adult Psychiatric/Mental Health Registered Nurse in Muskegon, Michigan. Licensed in Michigan. Registered with an NPI since 2007.

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 checks out

1470 Peck St
Muskegon, MI 49441-2158
Phone: (231) 724-3300
Fax: (231) 724-3348
Show map & directions

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

Specialties & licences

Adult Psychiatric/Mental Health Registered Nurse (primary) Taxonomy 163WP0809X · Licence 4704176888 (MI)

Record details

NPI number1720209778
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN
Sole proprietorNo
NPI enumeratedMay 1, 2007
Last updated in NPPESJuly 8, 2007

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