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

Matthew Aaron Douglass, PMHNP

Individual provider Psychiatric/Mental Health Nurse Practitioner · NPI 1396509311

Matthew Aaron Douglass, PMHNP is a Nurse Practitioner in Idaho Falls, Idaho. Qualified in 2023, 3 years ago. Practices with High Country Behavioral Health, a 43-clinician group and accepts Medicare assignment. Licensed in Idaho and Wyoming.

Years since qualifying
3
Licensed in
ID, WY
In the registry since
2024
Specialties on file
2
What do these letters mean?
PMHNP — Psychiatric-Mental Health Nurse Practitioner
A nurse practitioner specialising in mental health, able to prescribe psychiatric medication.

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Practice location Address checks out

1248 E 17th St
Idaho Falls, ID 83404-6126
Phone: (208) 542-1026
Fax: (208) 528-2945
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X · Licence CNP-78862 (ID)
Psychiatric/Mental Health Nurse Practitioner Taxonomy 363LP0808X · Licence 59035 (WY)

Record details

NPI number1396509311
Entity typeIndividual (Type 1)
GenderMale
Credentials PMHNP
Sole proprietorNo
NPI enumeratedFebruary 9, 2024
Last updated in NPPESJune 10, 2026
Certification dateJune 10, 2026

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2023 (3 years in practice)
Group practice High Country Behavioral Health — 43 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in Idaho Falls