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Internal Medicine

Daniel Cheng, MD

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

Summary

Daniel Cheng, MD (Internal Medicine) is listed by Medicare at 2 hospitals in Oconomowoc, WI and Waukesha, WI. NPI 1912970781. 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 Daniel Cheng, 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
37Years since medical school (graduated 1989)
University Of Illinois College Of Med (chi/peor/rock/chm-Urb)Medical school
MaleGender (as listed)
Prohealth Medical Group IncGroup practice

Quick answers

Which hospitals does Daniel Cheng work at?
Medicare's official clinician data lists Daniel Cheng 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 Daniel Cheng see patients?
Medicare's clinician data lists 1 practice location in Muskego, WI. Call before your visit to confirm the address.
What is Daniel Cheng's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Daniel Cheng accept Medicare assignment?
Yes. Medicare's clinician data says Daniel Cheng 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 Daniel Cheng?
(262) 928-7000, as listed in official Medicare / NPI Registry data.
What is Daniel Cheng's NPI number?
1912970781. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Daniel Cheng works

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

Group practices

Medicare enrollment lists Daniel Cheng 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 Wisconsin

Clinicians with the same Medicare primary specialty in Wisconsin — not a recommendation.

All internal medicine doctors in Wisconsin →

Clinician information

CredentialMD
Medical schoolUniversity Of Illinois College Of Med (chi/peor/rock/chm-Urb)
Graduation year1989
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1912970781
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