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Emergency Medicine

Karen A. Quaday, MD

Works at hospitals in Saint Paul, MN · Minnesota

Summary

Dr. Karen A. Quaday, MD is an emergency medicine doctor at 640 Jackson St, Saint Paul, MN 55101. Accepts Medicare assignment. In 2024, Karen A. Quaday had 191 Original Medicare patients and 213 services. NPI 1598730533. 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.

  • Specialty: Emergency medicine doctor (Medicare lists Emergency Medicine)
  • Address: 640 Jackson St, Saint Paul, MN 55101 · Directions (1 more location)
  • Medicare: Accepts Medicare assignment
  • Hospital: Regions Hospital
  • Group practice: Group Health Inc
  • Medical school: Wayne State University School Of Medicine · graduated 1984 (42 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Karen A. Quaday, 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 Karen A. Quaday accept Medicare assignment?
Yes. Medicare's clinician data says Karen A. Quaday 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 Karen A. Quaday see?
In 2024, CMS data shows 191 Original Medicare patients and 213 services for Karen A. Quaday. This counts Original Medicare only and measures volume, not quality.
What is Karen A. Quaday's NPI number?
1598730533. 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 Karen A. Quaday, 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 patients191
Services billed to Medicare213
Different services or procedures25
Participating Medicare providerYes
Average age of these patients70

Most frequent services

  1. Emergency department visit with high level of medical decision making (99285)84 services
  2. Emergency department visit with moderate level of medical decision making (99284)53 services
  3. Emergency department visit with low level of medical decision making (99283)32 services
  4. Critical care, first 30-74 minutes (99291)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).

  • High blood pressure74%
  • High cholesterol62%
  • Depression42%
  • Anxiety41%
  • Arthritis39%
  • Diabetes35%

Hospitals where Karen A. Quaday works

Medicare's Facility Affiliation Data lists Karen A. Quaday 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.

  • Regions HospitalSaint Paul, MN · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 240106

Practice locations

Addresses where Karen A. Quaday is enrolled with Medicare (CMS data updated October 2, 2026).

  • 640 Jackson StSaint Paul, MN 55101
  • 8600 Nicollet AveBloomington, MN 55420

Group practices

Medicare enrollment lists Karen A. Quaday as a member of this group (CMS data updated October 2, 2026).

  • Group Health Inc1,638 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Minnesota →

Other emergency medicine doctors in Saint Paul

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

All emergency medicine doctors in Saint Paul →

Other clinicians in Group Health Inc

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

Clinician information

CredentialMD
Medical schoolWayne State University School Of Medicine
Graduation year1984 (42 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1598730533
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