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Emergency Medicine

Jeremiah L. Johns, MD

Sees patients in Grand Rapids, MI · Michigan

Summary

Dr. Jeremiah L. Johns, MD is an emergency medicine doctor at 109 Michigan St NW, Suite 200, Grand Rapids, MI 49503. Phone: (616) 330-2522. Accepts Medicare assignment. In 2024, Jeremiah L. Johns had 20 Original Medicare patients and 1,396 services. NPI 1184786824. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Emergency medicine doctor (Medicare lists Emergency Medicine)
  • Address: 109 Michigan St NW, Suite 200, Grand Rapids, MI 49503 · Directions
  • Phone: (616) 330‑2522
  • Medicare: Accepts Medicare assignment
  • Group practice: Bamf Health I PC
  • Medical school: Indiana University School Of Medicine · graduated 2004 (22 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Jeremiah L. Johns, 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 Jeremiah L. Johns accept Medicare assignment?
Yes. Medicare's clinician data says Jeremiah L. Johns 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 Jeremiah L. Johns see?
In 2024, CMS data shows 20 Original Medicare patients and 1,396 services for Jeremiah L. Johns. This counts Original Medicare only and measures volume, not quality.
What is Jeremiah L. Johns's NPI number?
1184786824. 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 Jeremiah L. Johns, 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 patients20
Services billed to Medicare1,396
Different services or procedures11
Participating Medicare providerYes
Average age of these patients76

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%

Practice locations

Addresses where Jeremiah L. Johns is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Jeremiah L. Johns as a member of this group (CMS data updated October 2, 2026).

  • Bamf Health I PC6 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Michigan →

Other emergency medicine doctors in Grand Rapids

Clinicians with the same Medicare primary specialty in Grand Rapids, MI — not a recommendation.

All emergency medicine doctors in Grand Rapids →

Other clinicians in Bamf Health I PC

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

Clinician information

CredentialMD
Medical schoolIndiana University School Of Medicine
Graduation year2004 (22 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1184786824
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians