MR. MATTHEW ADAM NIERENGARTEN APRN, CNP
NPI 1477317675
Nurse Practitioner - Critical Care Medicine in Duluth, MN

Active since February 08, 2024PECOS EnrolledAccepts Medicare Assignment
400 E 3RD ST, DULUTH, MN 55805(218) 786-8364 Get Directions Write a Review

NPPES record last updated: February 8, 2024. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Mr. Matthew Adam Nierengarten Aprn, Cnp NPPES

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

MR. MATTHEW ADAM NIERENGARTEN APRN, CNP (NPI 1477317675) is an individual critical care medicine provider in Duluth, Minnesota, licensed in Minnesota (11187) and active in the NPI registry since February 2024. He is enrolled in Medicare PECOS, is affiliated with Essentia Health St Mary's Medical Center, and is a graduate of Other (2023).

NPPES Registry Identity

NPI1477317675
Entity TypeIndividualMale
Primary Taxonomy363LC0200X
Provider Legal NameMR. MATTHEW ADAM NIERENGARTENCredential: APRN, CNP
Location Address400 E 3RD STDuluth, MN 55805-1951
Mailing Address400 E 3rd StDuluth, MN 55805-1951 · (218) 786-8364
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateFebruary 8, 2024
NPPES CertifiedFebruary 8, 2024
NPI 1477317675 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNurse Practitioner · Critical Care MedicinePhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LC0200X
License Licensed in MN · 11187
400 E 3RD ST, Duluth, MN 55805

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Mr. Matthew Adam Nierengarten Aprn, Cnp 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.

PECOS PAC ID4284076761
PECOS Enrollment IDI20240529003453
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.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
13 services13 patients

Hospital Affiliations CMS Care Compare 5

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Essentia Health St Mary's Medical Center

Acute Care Hospitals · Duluth, MN
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number240002
Location402 East Second StreetDuluth, MN 55805 · St. Louis County
Emergency services Birthing friendly

Essentia Health Duluth

Acute Care Hospitals · Duluth, MN
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number240019
Location502 East Second StreetDuluth, MN 55805 · St. Louis County
Birthing friendly

Essentia Health Virginia

Acute Care Hospitals · Virginia, MN
OwnershipGovernment - Local
CMS Certification Number240084
Location901 9th Street NorthVirginia, MN 55792 · St. Louis County
Birthing friendly

Rainy Lake Medical Center

Critical Access Hospitals · International Falls, MN
OwnershipVoluntary non-profit - Private
CMS Certification Number241322
Location1400 Highway 71International Falls, MN 56649 · Koochiching County
Emergency services

St Marys Hospital Superior

Critical Access Hospitals · Superior, WI
OwnershipVoluntary non-profit - Private
CMS Certification Number521329
Location3500 Tower AveSuperior, WI 54880 · Douglas County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 55805 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
$85.82 typical visit price
range $56.00 – $168.28
Typical copayment $21.45 (range $14.00 – $42.07)
Most-billed visit code 99203
Established Patient
$98.61 typical visit price
range $18.32 – $138.04
Typical copayment $24.65 (range $4.58 – $34.51)
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.

Nurse Anesthetist, Certified Registered
400 E 3RD ST
DULUTH, MN 55805
Internal Medicine (Infectious Disease)
400 E 3RD ST
DULUTH, MN 55805
Nurse Practitioner (Psychiatric/Mental Health)
400 E 3RD ST
DULUTH, MN 55805
Hospitalist
400 E 3RD ST
DULUTH, MN 55805
Radiology (Diagnostic Radiology)
400 E 3RD ST
DULUTH, MN 55805
Internal Medicine (Cardiovascular Disease)
400 E 3RD ST
DULUTH, MN 55805
Clinical Nurse Specialist (Medical-Surgical)
400 E 3RD ST
DULUTH, MN 55805
Internal Medicine
400 E 3RD ST
DULUTH, MN 55805

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 Matthew Nierengarten's NPI number?

The NPI number for Matthew Nierengarten is 1477317675. It was assigned to this individual provider in the NPPES registry on February 8, 2024.

Where is Matthew Nierengarten located?

Matthew Nierengarten practices at 400 E 3rd St, Duluth, MN 55805. The listed phone number is (218) 786-8364.

What is Matthew Nierengarten's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Critical Care Medicine, with taxonomy code 363LC0200X.

Is Matthew Nierengarten enrolled in Medicare?

Yes. Matthew Nierengarten 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.

What insurance does Matthew Nierengarten accept?

Health plans from HealthPartners, Medica and Security Health Plan list Matthew Nierengarten 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 Matthew Nierengarten affiliated with any hospitals?

According to CMS data, Matthew Nierengarten is affiliated with Essentia Health St Mary's Medical Center, Essentia Health Duluth, Essentia Health Virginia, Rainy Lake Medical Center and St Marys Hospital Superior.

When was this NPI record last updated?

The NPPES record for Matthew Nierengarten was last updated on February 8, 2024. NPI Profile syncs with the weekly NPPES data releases published by CMS.