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Emergency Medicine

Jennifer K. Magnuson, MD

Works at hospitals in Shelbyville, IN · Oro Valley, AZ · Indiana, Arizona

Summary

Dr. Jennifer K. Magnuson, MD is an emergency medicine doctor at 1125 W Jefferson St, Franklin, IN 46131. Phone: (317) 736-2600. Accepts Medicare assignment. In 2024, Jennifer K. Magnuson had 379 Original Medicare patients and 459 services. NPI 1508429648. 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: 1125 W Jefferson St, Franklin, IN 46131 · Directions (1 more location)
  • Phone: (317) 736‑2600
  • Medicare: Accepts Medicare assignment
  • Hospitals: Major Hospital, Oro Valley Hospital
  • Group practice: Lafayette Emergency Physicians Inc
  • Medical school: graduated 2019 (7 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Jennifer K. Magnuson, 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 Jennifer K. Magnuson accept Medicare assignment?
Yes. Medicare's clinician data says Jennifer K. Magnuson 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 Jennifer K. Magnuson see?
In 2024, CMS data shows 379 Original Medicare patients and 459 services for Jennifer K. Magnuson. This counts Original Medicare only and measures volume, not quality.
What is Jennifer K. Magnuson's NPI number?
1508429648. 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 Jennifer K. Magnuson, 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 patients379
Services billed to Medicare459
Different services or procedures25
Participating Medicare providerYes
Average age of these patients77

Most frequent services

  1. Emergency department visit with high level of medical decision making (99285)164 services
  2. Emergency department visit with moderate level of medical decision making (99284)152 services
  3. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)58 services
  4. Emergency department visit with low level of medical decision making (99283)19 services
  5. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)17 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 pressure75%
  • High cholesterol75%
  • Arthritis55%
  • Ischemic heart disease35%
  • Chronic kidney disease34%
  • Anxiety30%

Hospitals where Jennifer K. Magnuson works

Medicare's Facility Affiliation Data lists Jennifer K. Magnuson 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.

  • Major HospitalShelbyville, IN · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 150097
  • Oro Valley HospitalOro Valley, AZ · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 030114

Practice locations

Addresses where Jennifer K. Magnuson is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Jennifer K. Magnuson as a member of this group (CMS data updated October 2, 2026).

  • Lafayette Emergency Physicians Inc24 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Indiana →

Other emergency medicine doctors in Franklin

Clinicians with the same Medicare primary specialty in Franklin, IN — not a recommendation.

All emergency medicine doctors in Franklin →

Other clinicians in Lafayette Emergency Physicians Inc

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

Clinician information

CredentialMD
Graduation year2019 (7 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1508429648
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