KATHRYN ANN JOHNSON APRN, CNP
NPI 1649903006
Nurse Practitioner in Duluth, MN

Q: What is Kathryn Johnson's NPI number?

The NPI number for Kathryn Johnson is 1649903006. It was assigned to this individual provider in the NPPES registry on July 5, 2022. The provider is also known as Kathryn Ann Anderson.

Q: What is Kathryn Johnson's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Q: When was this NPI record last updated?

The NPPES record for Kathryn Johnson was last updated on December 29, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.

Active since July 05, 2022PECOS EnrolledAccepts Medicare Assignment

1001 E SUPERIOR ST STE 201, DULUTH, MN 55802(218) 249-3057 Get Directions Write a Review

NPPES record last updated: December 29, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Dec 29, 2025, Jul 12, 2022, Jul 5, 2022 (3 updates tracked since 2022).

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About Kathryn Ann Johnson Aprn, Cnp NPPES

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

KATHRYN ANN JOHNSON APRN, CNP (NPI 1649903006) is an individual nurse practitioner in Duluth, Minnesota, licensed in Minnesota (9274) and active in the NPI registry since July 2022. She is enrolled in Medicare PECOS, is affiliated with Essentia Health St Mary's Medical Center, and maintains a secondary practice location in Duluth.

NPPES Registry Identity

NPI1649903006

Entity TypeIndividualFemale

Primary Taxonomy363L00000X

Provider Legal NameKATHRYN ANN JOHNSONCredential: APRN, CNP

Location Address1001 E SUPERIOR ST STE 201Duluth, MN 55802-2228

Mailing Address400 E 3rd StDuluth, MN 55805-1951 · (218) 786-8364

Phone(218) 249-3057

Sole ProprietorYes

Medical School CMSOtherGraduated 2022

Enumeration DateJuly 5, 2022

Last NPPES UpdateDecember 29, 20253 updates tracked since enumeration

NPPES CertifiedDecember 29, 2025

✔ NPI 1649903006 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363L00000X

License✔ Licensed in MN · 9274

Definition

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

1001 E SUPERIOR ST STE 201, Duluth, MN 55802

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Other Names 1

Former Name (1)Kathryn Ann Anderson

Secondary Practice Location 1

Location 1402 E 2nd StDuluth, MN 55805-1906 · Phone (218) 786-8364

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Aspirus Health Plan, HealthPartners and more.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

Kathryn Ann Johnson 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 ID1850775586

PECOS Enrollment IDI20220830002669, I20260128000838

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 Reassignments

Medicare enrollment records show Kathryn Johnson reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

St. Luke's Hospital Of Duluth

Same address

Radiation Oncology

1001 E SUPERIOR ST, STE 101
Duluth, MN 55802

Reassigned Medicare billing, Minnesota and Wisconsin enrollments
Also billed through NPI 1396799060 (Wisconsin)
513 clinicians in this Medicare group

NPI 1174577878 (218) 249-7880

St Marys Medical Center

0.5 mi

General Acute Care Hospital

402 E 2ND ST
Duluth, MN 55805

Reassigned Medicare billing, Minnesota enrollment
179 clinicians in this Medicare group

NPI 1457393035 (218) 786-4000

Lake View Memorial Hospital, Inc

26 mi

Critical Access

325 11TH AVE
Two Harbors, MN 55616

Reassigned Medicare billing, Minnesota enrollment
95 clinicians in this Medicare group

NPI 1023067642 (218) 834-7300

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

Areas of Expertise CMS Part B claims 5

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.

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician 93016

An exercise or drug-induced heart stress test with ECG involves monitoring your heart's activity while it's under stress, either from exercise or medication. A doctor supervises the entire procedure to ensure safety and accuracy in results. This test helps detect heart problems.

64 services64 patients

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.

64 services60 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

44 services42 patients

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231

Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.

23 services15 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

18 services15 patients

Hospital Affiliations CMS Care Compare 4

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

St Lukes Hospital

Acute Care Hospitals · Duluth, MN

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number240047

Location915 East 1st StreetDuluth, MN 55805 · St. Louis County

Emergency services 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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 55802 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 7

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

YAN DONG MD

Internal Medicine (Clinical Cardiac Electrophysiology)