DR. KRISTA NIEZWAAG PA-C, DO
NPI 1730589300
Emergency Medicine in Bozeman, MT
About Dr. Krista Niezwaag Pa-c, Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. KRISTA NIEZWAAG PA-C, DO (NPI 1730589300) is an individual emergency medicine provider in Bozeman, Montana, licensed in Montana (MED-PHYS-LIC-159836) and active in the NPI registry since September 2014. She is enrolled in Medicare PECOS, is affiliated with Bozeman Health Deaconess Hospital, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Locations 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Krista Niezwaag Pa-c, Do is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
7Medicare enrollment records show Krista Niezwaag reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Bozeman, MT 59715
- Reassigned Medicare billing, Montana enrollment
- 402 clinicians in this Medicare group
Big Sky, MT 59716
- Reassigned Medicare billing, Montana enrollment
- 99 clinicians in this Medicare group
Dillon, MT 59725
- Reassigned Medicare billing, Montana enrollment
- Also billed through NPI 1326042078 (Montana)
- 60 clinicians in this Medicare group
Phoenix, AZ 85012
- Reassigned Medicare billing, Arizona enrollment
- 1,514 clinicians in this Medicare group
Tucson, AZ 85756
- Reassigned Medicare billing, Arizona enrollment
- 96 clinicians in this Medicare group
Benson, AZ 85602
- Reassigned Medicare billing, Arizona enrollment
- 152 clinicians in this Medicare group
Bisbee, AZ 85603
- Reassigned Medicare billing, Arizona enrollment
- 48 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Bozeman Health Deaconess Hospital
Acute Care Hospitals · Bozeman, MTLivingston Healthcare
Critical Access Hospitals · Livingston, MTBarrett Hospital & Healthcare
Critical Access Hospitals · Dillon, MTPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 59715 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
BOZEMAN, MT 59715
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 Krista Niezwaag's NPI number?
The NPI number for Krista Niezwaag is 1730589300. It was assigned to this individual provider in the NPPES registry on September 2, 2014.
Where is Krista Niezwaag located?
Krista Niezwaag practices at 915 Highland Blvd, Bozeman, MT 59715. The listed phone number is (406) 414-5000.
What is Krista Niezwaag's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Krista Niezwaag enrolled in Medicare?
Yes. Krista Niezwaag is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Krista Niezwaag's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Krista Niezwaag reassigns Medicare benefits to 7 organizations: Bozeman Health Deaconess Hospital (Bozeman, MT), Bozeman Health Big Sky Medical Center, LLC (Big Sky, MT), Barrett Hospital Development Corporation (Dillon, MT), Banner-University Medical Group (Phoenix, AZ), Cep America-Arizona LLP (Tucson, AZ) and 2 more organizations, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Krista Niezwaag's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Krista Niezwaag accept?
Health plans from Blue Cross Blue Shield of Arizona, Blue Cross and Blue Shield of Montana, Mountain Health CO-OP, Oscar Health Plan, Inc. and Providence Health Plan list Krista Niezwaag 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.
Is Krista Niezwaag affiliated with any hospitals?
According to CMS data, Krista Niezwaag is affiliated with Bozeman Health Deaconess Hospital, Livingston Healthcare and Barrett Hospital & Healthcare.
When was this NPI record last updated?
The NPPES record for Krista Niezwaag was last updated on February 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months 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.
# Dr. Krista Niezwaag, PA-C, DO · NPI 1730589300
Emergency Medicine physician in Bozeman, Montana. Individual provider, active in the CMS NPPES registry since September 2, 2014.
## Identity
- **NPI:** 1730589300 (Entity type: Individual)
- **Enumerated:** September 2, 2014
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** MED-PHYS-LIC-159836 (Montana)
- **Sole proprietor:** No
## Practice location
- **Address:** 915 HIGHLAND BLVD, Bozeman, MT 59715-6902
- **Phone:** (406) 414-5000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 7 organizations under Medicare reassignment (form CMS-855R): Bozeman Health Deaconess Hospital (NPI 1437529112, Bozeman, MT); Bozeman Health Big Sky Medical Center, LLC (NPI 1740659952, Big Sky, MT); Barrett Hospital Development Corporation (NPI 1396286480, Dillon, MT); Banner-University Medical Group (NPI 1508809427, Phoenix, AZ); Cep America-Arizona LLP (NPI 1841021581, Tucson, AZ); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** February 25, 2026
---
Source: [NPI Profile](https://npiprofile.com/npi/1730589300) · Data from the CMS NPPES public registry.