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

MS. Amy Dianna Wallen, FNP

Individual provider Nurse Practitioner · NPI 1831581222

MS. Amy Dianna Wallen, FNP is a Nurse Practitioner in Farmington, Missouri. Qualified in 2014, 12 years ago. Practices with Mineral Area Psychiatric Services LLC, an 11-clinician group and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
12
Licensed in
MO
In the registry since
2015
What do these letters mean?
FNP — Family Nurse Practitioner
A nurse practitioner who treats patients of all ages, much like a family doctor.

See every abbreviation used in this directory →

Practice location Address checks out

203 S Washington St
Farmington, MO 63640-1836
Phone: (573) 664-1047
Show map & directions

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

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence 2015006782 (MO)

Record details

NPI number1831581222
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP
Sole proprietorYes
NPI enumeratedFebruary 23, 2015
Last updated in NPPESDecember 17, 2025
Certification dateDecember 17, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2014 (12 years in practice)
Group practice Mineral Area Psychiatric Services Llc — 11 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Farmington