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Internal Medicine

Lance Wallace, MD

Works at hospitals in Dyer, IN · Olympia Fields, IL · Indiana, Illinois

Summary

Lance Wallace, MD (Internal Medicine) is listed by Medicare at 2 hospitals in Dyer, IN and Olympia Fields, IL. NPI 1538100128. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Lance Wallace, 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
YesOffers telehealth
36Years since medical school (graduated 1990)
MaleGender (as listed)
Franciscan Physician NetworkGroup practice

Quick answers

Which hospitals does Lance Wallace work at?
Medicare's official clinician data lists Lance Wallace at 2 hospitals: Franciscan Health Dyer and Franciscan Health Olympia & Chicago Heights. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Lance Wallace see patients?
Medicare's clinician data lists 1 practice location in Dyer, IN. Call before your visit to confirm the address.
What is Lance Wallace's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Lance Wallace accept Medicare assignment?
Yes. Medicare's clinician data says Lance Wallace 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.
Does Lance Wallace offer telehealth?
Medicare's clinician data says Lance Wallace offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Lance Wallace?
(219) 865-0893, as listed in official Medicare / NPI Registry data.
What is Lance Wallace's NPI number?
1538100128. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Lance Wallace works

Medicare's Facility Affiliation Data lists Lance Wallace at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Lance Wallace is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Lance Wallace as a member of this group (CMS data updated 2026-10-02).

  • Franciscan Physician Network1,170 clinicians in the group

Specialties

Find other Internal Medicine doctors in Indiana →

Other internal medicine doctors in Dyer

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

All internal medicine doctors in Dyer →

Clinician information

CredentialMD
Graduation year1990
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1538100128
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 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  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