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Family Practice

Leo Bay, DO

Works at hospitals in Ashland, WI · Wisconsin

Summary

Leo Bay, DO (Family Practice) is listed by Medicare at 1 hospital in Ashland, WI. NPI 1659752285. 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 Leo Bay, 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

Family PracticePrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
11Years since medical school (graduated 2015)
Des Moines University Of Osteopathic Medicine And Health SciencesMedical school
MaleGender (as listed)
The Duluth Clinic LtdGroup practice

Quick answers

Which hospitals does Leo Bay work at?
Medicare's official clinician data lists Leo Bay at 1 hospital: Tamarack Health Ashland Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Leo Bay see patients?
Medicare's clinician data lists 1 practice location in Duluth, MN. Call before your visit to confirm the address.
What is Leo Bay's specialty?
Medicare lists Family Practice as the primary specialty.
Does Leo Bay accept Medicare assignment?
Yes. Medicare's clinician data says Leo Bay 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 Leo Bay offer telehealth?
Medicare's clinician data says Leo Bay offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Leo Bay?
(218) 786-8364, as listed in official Medicare / NPI Registry data.
What is Leo Bay's NPI number?
1659752285. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Leo Bay works

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

Group practices

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

  • The Duluth Clinic Ltd1,144 clinicians in the group

Specialties

Find other Family Practice doctors in Minnesota →

Other family doctors in Duluth

Clinicians with the same Medicare primary specialty in Duluth, MN — not a recommendation.

All family doctors in Duluth →

Clinician information

CredentialDO
Medical schoolDes Moines University Of Osteopathic Medicine And Health Sciences
Graduation year2015
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1659752285
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