Quick answers
- Which hospitals does William L. Harris work at?
- Medicare's official clinician data lists William L. Harris at 1 hospital: Mercy Hospital Southeast. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does William L. Harris see patients?
- Medicare's clinician data lists 1 practice location in Cape Girardeau, MO. Call before your visit to confirm the address.
- What is William L. Harris's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does William L. Harris accept Medicare assignment?
- Yes. Medicare's clinician data says William L. Harris 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 William L. Harris?
- (573) 334-4822, as listed in official Medicare / NPI Registry data.
- What is William L. Harris's NPI number?
- 1457951279. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where William L. Harris works
Medicare's Facility Affiliation Data lists William L. Harris at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mercy Hospital SoutheastCape Girardeau, MO · Acute Care Hospital · CCN 260110
Practice locations
Addresses where William L. Harris is enrolled with Medicare (CMS data updated 2026-10-02).
- 1701 Lacey StCape Girardeau, MO 63701 (573) 334‑4822
Group practices
Medicare enrollment lists William L. Harris as a member of this group (CMS data updated 2026-10-02).
- Southeast Missouri Hospital Physicians LLC209 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Cape Girardeau
Clinicians with the same Medicare primary specialty in Cape Girardeau, MO — not a recommendation.
Clinician information
| Graduation year | 2020 |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1457951279 |
| 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