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

Katie Ann Mattila, NP

Individual provider Psychiatric/Mental Health Nurse Practitioner · NPI 1124891858

Katie Ann Mattila, NP is a Psychiatric/Mental Health Nurse Practitioner in Grand Rapids, Michigan. Works from 3 locations. Licensed in Minnesota and North Dakota.

Licensed in
MN, ND
In the registry since
2023
Specialties on file
2
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

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Practice location Address checks out

790 Fuller Ave NE
Grand Rapids, MI 49503-1918
Phone: (616) 336-3909
Fax: (616) 336-8830
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 200 1st St Sw, Rochester, MN 55905-0001 — (507) 284-2511
  • 4820 23rd Ave S, Fargo, ND 58104-9137 — (469) 677-7430

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence 11177 (MN)
Psychiatric/Mental Health Nurse Practitioner Taxonomy 363LP0808X · Licence 204623 (ND)

Record details

NPI number1124891858
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorNo
NPI enumeratedNovember 3, 2023
Last updated in NPPESMay 29, 2026
Certification dateMay 29, 2026

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