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Nurse Practitioner

Lindsay Stuehlmeyer

Works at hospitals in O Fallon, IL · Illinois

Summary

Lindsay Stuehlmeyer is a nurse practitioner at 3 Saint Elizabeth Blvd, O Fallon, IL 62269. Phone: (618) 641-5803. Accepts Medicare assignment. In 2024, Lindsay Stuehlmeyer had 59 Original Medicare patients and 147 services. NPI 1912482688. 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: Nurse practitioner
  • Address: 3 Saint Elizabeth Blvd, O Fallon, IL 62269 · Directions
  • Phone: (618) 641‑5803
  • Medicare: Accepts Medicare assignment
  • Hospital: HSHS St Elizabeth's Hospital
  • Group practice: HSHS Medical Group Inc
  • School: graduated 2018
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Lindsay Stuehlmeyer, 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 Lindsay Stuehlmeyer accept Medicare assignment?
Yes. Medicare's clinician data says Lindsay Stuehlmeyer 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 Lindsay Stuehlmeyer see?
In 2024, CMS data shows 59 Original Medicare patients and 147 services for Lindsay Stuehlmeyer. This counts Original Medicare only and measures volume, not quality.
What is Lindsay Stuehlmeyer's NPI number?
1912482688. 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 Lindsay Stuehlmeyer, 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 patients59
Services billed to Medicare147
Different services or procedures5
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)102 services
  2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)23 services
  3. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)19 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%
  • Ischemic heart disease64%
  • Arthritis63%
  • COPD63%
  • Heart failure61%

Hospitals where Lindsay Stuehlmeyer works

Medicare's Facility Affiliation Data lists Lindsay Stuehlmeyer 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.

  • HSHS St Elizabeth's HospitalO Fallon, IL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 140187

Practice locations

Addresses where Lindsay Stuehlmeyer is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Lindsay Stuehlmeyer as a member of this group (CMS data updated October 2, 2026).

  • HSHS Medical Group Inc219 clinicians in the group

Specialties

Find other clinicians: Nurse Practitioner, Illinois →

Other nurse practitioners in O Fallon

Clinicians with the same Medicare primary specialty in O Fallon, IL — not a recommendation.

All nurse practitioners in O Fallon →

Other clinicians in HSHS Medical Group Inc

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

Clinician information

Graduation year2018
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1912482688
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