Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Internal Medicine

Jacob E. Lafleur, MD

Sees patients in Westerville, OH · Ohio

Summary

Jacob E. Lafleur, MD (Internal Medicine) is enrolled with Medicare at 1 practice location in Westerville, OH. NPI 1487358339. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Jacob E. Lafleur, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
3Years since medical school (graduated 2023)
Ohio State University College Of MedicineMedical school
MaleGender (as listed)
OSU General Internal Medicine LLCGroup practice

Quick answers

Where does Jacob E. Lafleur see patients?
Medicare's clinician data lists 1 practice location in Westerville, OH. Call before your visit to confirm the address.
What is Jacob E. Lafleur's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Jacob E. Lafleur accept Medicare assignment?
Yes. Medicare's clinician data says Jacob E. Lafleur accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Jacob E. Lafleur?
(614) 814-8490, as listed in official Medicare / NPI Registry data.
What is Jacob E. Lafleur's NPI number?
1487358339. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Jacob E. Lafleur is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Jacob E. Lafleur as a member of this group (CMS data updated 2026-10-02).

  • OSU General Internal Medicine LLC276 clinicians in the group

Specialties

Find other Internal Medicine doctors in Ohio →

Other internal medicine doctors in Westerville

Clinicians with the same Medicare primary specialty in Westerville, OH — not a recommendation.

All internal medicine doctors in Westerville →

Clinician information

CredentialMD
Medical schoolOhio State University College Of Medicine
Graduation year2023
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1487358339
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 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians