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DONITA MARIEGARD FNP - C
NPI 1356894315
Nurse Practitioner - Family in Helena, MT

Active since July 26, 2016PECOS Enrolled
2475 E BROADWAY ST, HELENA, MT 59601(406) 442-2480 Get Directions Write a Review

NPPES record last updated: July 26, 2016. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Donita Mariegard Fnp - C NPPES

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

DONITA MARIEGARD FNP - C (NPI 1356894315) is an individual family provider in Helena, Montana, licensed in Montana (44979) and active in the NPI registry since July 2016. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1356894315
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameDONITA MARIEGARDCredential: FNP - C
Location Address2475 E BROADWAY STHelena, MT 59601-4928
Mailing Address27 Bridle Bit LoopClancy, MT 59634 · (406) 459-7035
Phone(406) 442-2480
Sole ProprietorNo
Enumeration DateJuly 26, 2016
✔ NPI 1356894315 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in MT · 44979
2475 E BROADWAY ST, Helena, MT 59601
Open in Google Maps ↗

Accepted Insurance

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

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Donita Mariegard Fnp - C is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Donita Mariegard reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

St. Peter's Health
Same address
General Acute Care Hospital
2475 E BROADWAY ST
Helena, MT 59601
  • Reassigned Medicare billing, Montana enrollment
  • Medicare enrollment name: St Peters Health
  • 304 clinicians in this Medicare group
NPI 1528023520 (406) 444-2100

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 59601 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$87.97 typical visit price
range $56.81 – $172.26
Typical copayment $21.99 (range $14.20 – $43.06)
Most-billed visit code 99203
Established Patient
$100.16 typical visit price
range $18.24 – $140.32
Typical copayment $25.04 (range $4.56 – $35.08)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

JULIE RAY CHRISTENSEN CRNA
Nurse Anesthetist, Certified Registered
2475 E BROADWAY ST
HELENA, MT 59601
Lewis And Clark County (406) 442-2480
MADELINE HELLINGER
Pharmacist
2475 E BROADWAY ST
HELENA, MT 59601
Lewis And Clark County (406) 457-4180
CAPITAL MEDICAL ANESTHESIA PLLP
Nurse Anesthetist, Certified Registered
2475 E BROADWAY ST
HELENA, MT 59601
Lewis And Clark County (406) 442-2480
ST PETERS COMMUNITY HOSPITAL
Clinic/Center (Multi-Specialty)
2475 E BROADWAY ST
HELENA, MT 59601
Lewis And Clark County (406) 447-2772
SUSAN GENEVIEVE LARSON RD
Dietitian, Registered
2475 E BROADWAY ST
HELENA, MT 59601
Lewis And Clark County (406) 444-2116
CORTNIE REIGN PETERS PHARMD
Pharmacist
2475 E BROADWAY ST
HELENA, MT 59601
Lewis And Clark County (406) 442-2480
CEDER DORRINGTON-THACKER PHARMD
Pharmacist
2475 E BROADWAY ST
HELENA, MT 59601
Lewis And Clark County (406) 781-3670
MICHAEL A SIRR MD
Emergency Medicine (Emergency Medical Services)
2475 E BROADWAY ST
HELENA, MT 59601
Lewis And Clark County (406) 442-2480

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 Donita Mariegard's NPI number?

The NPI number for Donita Mariegard is 1356894315. It was assigned to this individual provider in the NPPES registry on July 26, 2016.

Where is Donita Mariegard located?

Donita Mariegard practices at 2475 E Broadway St, Helena, MT 59601. The listed phone number is (406) 442-2480.

What is Donita Mariegard's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Donita Mariegard enrolled in Medicare?

Yes. Donita Mariegard is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Donita Mariegard's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Donita Mariegard reassigns Medicare benefits to St. Peter's Health (Helena, MT). The 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 Donita Mariegard's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Donita Mariegard accept?

Health plans from Providence Health Plan list Donita Mariegard 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 Donita Mariegard was last updated on July 26, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.