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

Lorraine Ackerman, FNP

Individual provider Family Nurse Practitioner · NPI 1457301830

Lorraine Ackerman, FNP is a Nurse Practitioner in Columbus, Montana. Qualified in 1991, 35 years ago. Practices with Rosebud Community Hospital Inc, an 8-clinician group and accepts Medicare assignment. Licensed in Montana.

Years since qualifying
35
Licensed in
MT
In the registry since
2006
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

407 A St
Columbus, MT 59019-7600
Phone: (406) 322-4542
Show map & directions

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

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 11203 (MT)

Record details

NPI number1457301830
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP
Sole proprietorNo
NPI enumeratedMay 10, 2006
Last updated in NPPESApril 30, 2013
Mailing addressPo Box 35100, Billings, MT 59107-5100

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 1991 (35 years in practice)
Group practice Rosebud Community Hospital Inc — 8 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount