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

Individual provider Psychiatric/Mental Health Nurse Practitioner · NPI 1912853466

Arianna Kahler, PMHNP is a Nurse Practitioner in Lewiston, Maine. Qualified in 2025, 1 year ago. Practices with St Marys Regional Medical Center, a 194-clinician group and accepts Medicare assignment. Licensed in Maine.

Years since qualifying
1
Licensed in
ME
In the registry since
2026
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

93 Campus Ave
Lewiston, ME 04240-6030
Phone: (207) 755-3082
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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 CNP261082 (ME)

Record details

NPI number1912853466
Entity typeIndividual (Type 1)
GenderFemale
Credentials PMHNP
Sole proprietorNo
NPI enumeratedMarch 7, 2026
Last updated in NPPESMarch 7, 2026
Certification dateMarch 7, 2026

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2025 (1 years in practice)
Group practice St Marys Regional Medical Center — 194 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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