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Physician Assistant

Katie M. Sherman

Works at hospitals in Libertyville, IL · Duluth, MN · Illinois, Minnesota

Summary

Katie M. Sherman is a physician assistant at 400 E 3rd St, Duluth, MN 55805. Phone: (218) 786-8364. Accepts Medicare assignment. In 2024, Katie M. Sherman had 56 Original Medicare patients and 85 services. NPI 1558980516. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Katie M. Sherman, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Katie M. Sherman accept Medicare assignment?
Yes. Medicare's clinician data says Katie M. Sherman accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Katie M. Sherman see?
In 2024, CMS data shows 56 Original Medicare patients and 85 services for Katie M. Sherman. This counts Original Medicare only and measures volume, not quality.
What is Katie M. Sherman's NPI number?
1558980516. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Katie M. Sherman, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients56
Services billed to Medicare85
Different services or procedures25
Participating Medicare providerYes
Average age of these patients68

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)28 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure63%
  • High cholesterol59%
  • Arthritis41%
  • Depression23%
  • Diabetes21%
  • COPD20%

Hospitals where Katie M. Sherman works

Medicare's Facility Affiliation Data lists Katie M. Sherman at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Katie M. Sherman is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Katie M. Sherman as a member of this group (CMS data updated October 2, 2026).

  • The Duluth Clinic Ltd1,144 clinicians in the group

Specialties

Find other clinicians: Physician Assistant, Minnesota →

Other physician assistants in Duluth

Clinicians with the same Medicare primary specialty in Duluth, MN — not a recommendation.

All physician assistants in Duluth →

Other clinicians in The Duluth Clinic Ltd

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

Graduation year2020
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1558980516
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians