Quick answers
- Which hospitals does Gregory W. Botteron work at?
- Medicare's official clinician data lists Gregory W. Botteron at 2 hospitals: Mercy Hospital South and Mercy Hospital St Louis. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Gregory W. Botteron see patients?
- Medicare's clinician data lists 2 practice locations, including Saint Louis, MO. Call before your visit to confirm the address.
- What is Gregory W. Botteron's specialty?
- Medicare lists Cardiac Electrophysiology as the primary specialty, and also Cardiovascular Disease (Cardiology).
- Does Gregory W. Botteron accept Medicare assignment?
- Yes. Medicare's clinician data says Gregory W. Botteron 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 Gregory W. Botteron?
- (314) 692-2807, as listed in official Medicare / NPI Registry data.
- What is Gregory W. Botteron's NPI number?
- 1215933106. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Gregory W. Botteron works
Medicare's Facility Affiliation Data lists Gregory W. Botteron at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mercy Hospital SouthSaint Louis, MO · Acute Care Hospital · CCN 260077
- Mercy Hospital St LouisSaint Louis, MO · Acute Care Hospital · CCN 260020
Practice locations
Addresses where Gregory W. Botteron is enrolled with Medicare (CMS data updated 2026-10-02).
- 10012 Kennerly Rd, Suite 202Saint Louis, MO 63128 (314) 692‑2807
- 7345 Watson Rd Lower Level, 1 Mercy Clinic Heart and Vascular 73Saint Louis, MO 63119 (314) 842‑0602
Group practices
Medicare enrollment lists Gregory W. Botteron as a member of this group (CMS data updated 2026-10-02).
- Mercy Clinic Heart and Vascular LLC113 clinicians in the group
Specialties
Other cardiac electrophysiologists in Saint Louis
Clinicians with the same Medicare primary specialty in Saint Louis, MO — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Kansas School Of Med (kc/wich/sal) |
| Graduation year | 1989 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1215933106 |
| 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