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Internal Medicine

Jesus Casas, MD

Works at hospitals in Oconomowoc, WI · Waukesha, WI · Wisconsin

Summary

Jesus Casas, MD (Internal Medicine) is listed by Medicare at 2 hospitals in Oconomowoc, WI and Waukesha, WI. NPI 1902008196. 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 Jesus Casas, 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
23Years since medical school (graduated 2003)
MaleGender (as listed)
Prohealth Medical Group IncGroup practice

Quick answers

Which hospitals does Jesus Casas work at?
Medicare's official clinician data lists Jesus Casas at 2 hospitals: Oconomowoc Memorial Hospital and Waukesha Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Jesus Casas see patients?
Medicare's clinician data lists 1 practice location in Oconomowoc, WI. Call before your visit to confirm the address.
What is Jesus Casas's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Jesus Casas accept Medicare assignment?
Yes. Medicare's clinician data says Jesus Casas 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 Jesus Casas offer telehealth?
Medicare's clinician data says Jesus Casas offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Jesus Casas?
(262) 928-8400, as listed in official Medicare / NPI Registry data.
What is Jesus Casas's NPI number?
1902008196. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Jesus Casas works

Medicare's Facility Affiliation Data lists Jesus Casas 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 Jesus Casas is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

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

  • Prohealth Medical Group Inc479 clinicians in the group

Specialties

Find other Internal Medicine doctors in Wisconsin →

Other internal medicine doctors in Oconomowoc

Clinicians with the same Medicare primary specialty in Oconomowoc, WI — not a recommendation.

All internal medicine doctors in Oconomowoc →

Clinician information

CredentialMD
Graduation year2003
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1902008196
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