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TRUDY M KOSTER PA
NPI 1174546147
Physician Assistant - Medical in Billings, MT

Active since July 25, 2006
123 S 27TH ST, BILLINGS, MT 59101(406) 247-3200(406) 247-3200 Get Directions Write a Review

NPPES record last updated: February 15, 2012. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Trudy M Koster Pa NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

TRUDY M KOSTER PA (NPI 1174546147) is an individual medical provider in Billings, Montana, licensed in Montana (FNP326) and active in the NPI registry since July 2006.

NPPES Registry Identity

NPI1174546147
Entity TypeIndividualFemale
Primary Taxonomy363AM0700X
Provider Legal NameTRUDY M KOSTERCredential: PA
Location Address123 S 27TH STBillings, MT 59101-4200
Mailing Address2404 Shiloh RdBillings, MT 59106-1526 · (406) 784-2346 · Fax (406) 784-2711
Phone(406) 247-3200
Fax(406) 247-3200
Sole ProprietorNo
Enumeration DateJuly 25, 2006
Last NPPES UpdateFebruary 15, 2012
✔ NPI 1174546147 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician Assistant · MedicalPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363AM0700X
License✔ Licensed in MT · FNP326
123 S 27TH ST, Billings, MT 59101
Open in Google Maps ↗

Other Identifiers 1

Medicare UPINP45385MT

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Providence Health Plan.Insurance ›

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

KARMEN HAMMERMEISTER RN
Registered Nurse
123 S 27TH ST
BILLINGS, MT 59101
Yellowstone County (406) 247-3382
DR. JENNIFER AKIKO VINNOLA DRPH, MS, RD
Dietitian, Registered
123 S 27TH ST
BILLINGS, MT 59101
Yellowstone County (406) 247-3350
SAMANTHA MILLER RN
Registered Nurse
123 S 27TH ST
BILLINGS, MT 59101
Yellowstone County (406) 247-3350
PAMELA WETSTEIN RN
Registered Nurse
123 S 27TH ST
BILLINGS, MT 59101
Yellowstone County (406) 247-3220
YELLOWSTONE CITY COUNTY HEALTH DEPARTMENT
Public Health or Welfare
123 S 27TH ST
BILLINGS, MT 59101
Yellowstone County (406) 247-3200
SHAE ELIZABETH SAUNDERS MD
Family Medicine
123 S 27TH ST
BILLINGS, MT 59101
Yellowstone County (406) 247-3350
ASHLEY DAWN MARIE BAUMEISTER
Registered Nurse (Case Management)
123 S 27TH ST
BILLINGS, MT 59101
Yellowstone County (406) 247-3360
MEGAN B LITTLEFIELD M.D.
Internal Medicine
123 S 27TH ST
BILLINGS, MT 59101
Yellowstone County (406) 247-3350

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Trudy Koster's NPI number?

The NPI number for Trudy Koster is 1174546147. It was assigned to this individual provider in the NPPES registry on July 25, 2006.

Where is Trudy Koster located?

Trudy Koster practices at 123 S 27th St, Billings, MT 59101. The listed phone number is (406) 247-3200.

What is Trudy Koster's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Medical, with taxonomy code 363AM0700X.

What insurance does Trudy Koster accept?

Health plans from Providence Health Plan list Trudy Koster as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Trudy Koster was last updated on February 15, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.