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

Courtney Leigh Miller, CNP

Individual provider Nurse Practitioner · NPI 1386596153

Courtney Leigh Miller, CNP is a Nurse Practitioner in Sidney, Montana. Qualified in 2025, 1 year ago. Licensed in Montana.

Years since qualifying
1
Licensed in
MT
In the registry since
2026
What do these letters mean?
CNP — Certified Nurse Practitioner
A certified nurse practitioner.

See every abbreviation used in this directory →

Practice location Address checks out

214 14th Ave SW
Sidney, MT 59270-3521
Phone: (406) 488-2504
Fax: (406) 488-2553
Show map & directions

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

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence NUR-APRN-LIC-286292 (MT)

Record details

NPI number1386596153
Entity typeIndividual (Type 1)
GenderFemale
Credentials CNP
Sole proprietorNo
NPI enumeratedFebruary 12, 2026
Last updated in NPPESFebruary 12, 2026
Certification dateFebruary 12, 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)
Accepts Medicare assignment Not indicated

Other providers in Sidney