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Nurse Practitioner

Laura J. Timm

Works at hospitals in Lansing, MI · Charlotte, MI · Saint Johns, MI · Michigan

Summary

Laura J. Timm is a nurse practitioner at 1015 Charlevoix Dr, Grand Ledge, MI 48837. Phone: (517) 627-0100. Accepts Medicare assignment. In 2024, Laura J. Timm had 61 Original Medicare patients and 90 services. NPI 1043940430. 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 Laura J. Timm, 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 Laura J. Timm accept Medicare assignment?
Yes. Medicare's clinician data says Laura J. Timm 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 Laura J. Timm see?
In 2024, CMS data shows 61 Original Medicare patients and 90 services for Laura J. Timm. This counts Original Medicare only and measures volume, not quality.
What is Laura J. Timm's NPI number?
1043940430. 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 Laura J. Timm, 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 patients61
Services billed to Medicare90
Different services or procedures8
Participating Medicare providerYes
Average age of these patients68

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)58 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).

  • Arthritis75%
  • High blood pressure69%
  • High cholesterol56%
  • Anxiety52%
  • Depression39%
  • Diabetes34%

Hospitals where Laura J. Timm works

Medicare's Facility Affiliation Data lists Laura J. Timm 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 Laura J. Timm is enrolled with Medicare (CMS data updated October 2, 2026).

  • 1015 Charlevoix DrGrand Ledge, MI 48837 (517) 627‑0100
  • 2682 E Grand River AveEast Lansing, MI 48823
  • 616 Meijer DrCharlotte, MI 48813 (517) 541‑5935
  • 800 E Columbia StMason, MI 48854

Group practices

Medicare enrollment lists Laura J. Timm as a member of this group (CMS data updated October 2, 2026).

  • Edward W Sparrow Hospital Association730 clinicians in the group

Specialties

Find other clinicians: Nurse Practitioner, Michigan →

Other nurse practitioners in Grand Ledge

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

All nurse practitioners in Grand Ledge →

Other clinicians in Edward W Sparrow Hospital Association

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

Clinician information

SchoolMichigan State University College Of Human Medicine
Graduation year2022
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1043940430
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