Quick answers
- Which hospitals does Lucas G. Leonhard work at?
- Medicare's official clinician data lists Lucas G. Leonhard at 3 hospitals: Aspirus Riverview Hospital & Clinics Inc, Aspirus Wausau Hospital and Marshfield Medical Center - Weston. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Lucas G. Leonhard see patients?
- Medicare's clinician data lists 1 practice location in Wausau, WI. Call before your visit to confirm the address.
- What is Lucas G. Leonhard's specialty?
- Medicare lists Otolaryngology as the primary specialty.
- Does Lucas G. Leonhard accept Medicare assignment?
- Yes. Medicare's clinician data says Lucas G. Leonhard 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 Lucas G. Leonhard?
- (715) 847-2021, as listed in official Medicare / NPI Registry data.
- What is Lucas G. Leonhard's NPI number?
- 1568825834. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Lucas G. Leonhard works
Medicare's Facility Affiliation Data lists Lucas G. Leonhard at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Aspirus Riverview Hospital & Clinics IncWisconsin Rapids, WI · Acute Care Hospital · CCN 520033
- Aspirus Wausau HospitalWausau, WI · Acute Care Hospital · CCN 520030
- Marshfield Medical Center - WestonWeston, WI · Acute Care Hospital · CCN 520202
Practice locations
Addresses where Lucas G. Leonhard is enrolled with Medicare (CMS data updated 2026-10-02).
- 512 S 28th AveWausau, WI 54401 (715) 847‑2021
Group practices
Medicare enrollment lists Lucas G. Leonhard as a member of this group (CMS data updated 2026-10-02).
- Ent and Allergy Associates SC25 clinicians in the group
Specialties
- Otolaryngologyprimary
Other ENT doctors in Wausau
Clinicians with the same Medicare primary specialty in Wausau, WI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Wisconsin School Of Medicine |
| Graduation year | 2016 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1568825834 |
| Corrections | Report 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians