Quick answers
- Which hospitals does Beverly Wilhelm-Oney work at?
- Medicare's official clinician data lists Beverly Wilhelm-Oney at 1 hospital: Mercy Hospital St Louis. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Beverly Wilhelm-Oney see patients?
- Medicare's clinician data lists 1 practice location in Ballwin, MO. Call before your visit to confirm the address.
- What is Beverly Wilhelm-Oney's specialty?
- Medicare lists General Surgery as the primary specialty.
- Does Beverly Wilhelm-Oney accept Medicare assignment?
- Yes. Medicare's clinician data says Beverly Wilhelm-Oney 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 Beverly Wilhelm-Oney?
- (636) 256-5000, as listed in official Medicare / NPI Registry data.
- What is Beverly Wilhelm-Oney's NPI number?
- 1912980186. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Beverly Wilhelm-Oney works
Medicare's Facility Affiliation Data lists Beverly Wilhelm-Oney at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mercy Hospital St LouisSaint Louis, MO · Acute Care Hospital · CCN 260020
Practice locations
Addresses where Beverly Wilhelm-Oney is enrolled with Medicare (CMS data updated 2026-10-02).
- 15945 Clayton Rd, Suite 120aBallwin, MO 63011 (636) 256‑5000
Group practices
Medicare enrollment lists Beverly Wilhelm-Oney as a member of this group (CMS data updated 2026-10-02).
- Mercy Clinic St Louis Cancer and Breast Institute LLC10 clinicians in the group
Specialties
- General Surgeryprimary
Other general surgeons in Missouri
Clinicians with the same Medicare primary specialty in Missouri — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Rush Medical College Of Rush University |
| Graduation year | 1995 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1912980186 |
| 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