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Anesthesiology Assistant

Tanner J. Duffy, AA

Works at hospitals in Milwaukee, WI · Wisconsin

Summary

Tanner J. Duffy, AA (Anesthesiology Assistant) is listed by Medicare at 1 hospital in Milwaukee, WI. NPI 1770282873. 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 Tanner J. Duffy, 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

Anesthesiology AssistantPrimary specialty
YesAccepts Medicare assignment
4Years since medical school (graduated 2022)
Medical College Of WisconsinMedical school
MaleGender (as listed)
Aurora Medical Group, Inc.Group practice

Quick answers

Which hospitals does Tanner J. Duffy work at?
Medicare's official clinician data lists Tanner J. Duffy at 1 hospital: Aurora St Lukes Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Tanner J. Duffy see patients?
Medicare's clinician data lists 2 practice locations, including Milwaukee, WI and Greenfield, WI. Call before your visit to confirm the address.
What is Tanner J. Duffy's specialty?
Medicare lists Anesthesiology Assistant as the primary specialty.
Does Tanner J. Duffy accept Medicare assignment?
Yes. Medicare's clinician data says Tanner J. Duffy 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 Tanner J. Duffy?
(414) 646-5410, as listed in official Medicare / NPI Registry data.
What is Tanner J. Duffy's NPI number?
1770282873. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Tanner J. Duffy works

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

Group practices

Medicare enrollment lists Tanner J. Duffy as a member of this group (CMS data updated 2026-10-02).

  • Aurora Medical Group, Inc.3,813 clinicians in the group

Specialties

Find other clinicians: Anesthesiology Assistant, Wisconsin →

Other anesthesiologist assistants in Milwaukee

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

All anesthesiologist assistants in Milwaukee →

Clinician information

CredentialAA
Medical schoolMedical College Of Wisconsin
Graduation year2022
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1770282873
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