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General Surgery

Kathleen L. Monaghan, MD

Works at hospitals in Duluth, MN · Virginia, MN · Spooner, WI … · Minnesota, Wisconsin

Summary

Dr. Kathleen L. Monaghan, MD is a general surgeon at 1600 Miller Trunk Hwy, Bldg C, Duluth, MN 55811. Phone: (218) 786-5360. Accepts Medicare assignment. In 2024, Kathleen L. Monaghan had 65 Original Medicare patients and 161 services. NPI 1508926536. 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 Kathleen L. Monaghan, 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 Kathleen L. Monaghan accept Medicare assignment?
Yes. Medicare's clinician data says Kathleen L. Monaghan 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 Kathleen L. Monaghan see?
In 2024, CMS data shows 65 Original Medicare patients and 161 services for Kathleen L. Monaghan. This counts Original Medicare only and measures volume, not quality.
What is Kathleen L. Monaghan's NPI number?
1508926536. 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 Kathleen L. Monaghan, 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 patients65
Services billed to Medicare161
Different services or procedures23
Participating Medicare providerYes
Average age of these patients74

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)50 services
  2. Imaging of lymph nodes during surgery (38900)16 services
  3. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)16 services
  4. Biopsy or removal of deep lymph nodes of underarm (38525)15 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).

  • Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)75%
  • High cholesterol68%
  • High blood pressure66%
  • Arthritis43%
  • Osteoporosis32%
  • Diabetes28%

Hospitals where Kathleen L. Monaghan works

Medicare's Facility Affiliation Data lists Kathleen L. Monaghan 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 Kathleen L. Monaghan is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Kathleen L. Monaghan as a member of these groups (CMS data updated October 2, 2026).

  • The Duluth Clinic Ltd1,144 clinicians in the group
  • Polinsky Medical Rehabilitation Center382 clinicians in the group

Specialties

Find other General Surgery doctors in Minnesota →

Other general surgeons in Duluth

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

All general surgeons in Duluth →

Other clinicians in The Duluth Clinic Ltd

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

Clinician information

CredentialMD
Medical schoolUniversity Of Washington School Of Medicine
Graduation year1996 (30 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1508926536
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