Quick answers
- Which hospitals does Sean B. Bailey work at?
- Medicare's official clinician data lists Sean B. Bailey at 4 hospitals: Mercy Hospital South, Mercy Hospital St Louis, SSM Health St Mary's Hospital - St Louis and SSM St Clare Health Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Sean B. Bailey see patients?
- Medicare's clinician data lists 2 practice locations, including Saint Louis, MO. Call before your visit to confirm the address.
- What is Sean B. Bailey's specialty?
- Medicare lists Otolaryngology as the primary specialty, and also Allergy/Immunology.
- Does Sean B. Bailey accept Medicare assignment?
- Yes. Medicare's clinician data says Sean B. Bailey 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 Sean B. Bailey?
- (314) 806-1770, as listed in official Medicare / NPI Registry data.
- What is Sean B. Bailey's NPI number?
- 1013908714. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Sean B. Bailey works
Medicare's Facility Affiliation Data lists Sean B. Bailey 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
- SSM Health St Mary's Hospital - St LouisSaint Louis, MO · Acute Care Hospital · CCN 260091
- SSM St Clare Health CenterFenton, MO · Acute Care Hospital · CCN 260081
Practice locations
Addresses where Sean B. Bailey is enrolled with Medicare (CMS data updated 2026-10-02).
- 12855 N 40 Dr, 125 Neurosurgery of St LouisSaint Louis, MO 63141 (314) 806‑1770
- 12855 N 40 Dr, Arch Cancer CareSaint Louis, MO 63141 (314) 523‑5444
Group practices
Medicare enrollment lists Sean B. Bailey as a member of this group (CMS data updated 2026-10-02).
- Urology of St Louis Inc94 clinicians in the group
Specialties
- Otolaryngologyprimary
- Allergy/Immunologyalso
Other ENT doctors in Saint Louis
Clinicians with the same Medicare primary specialty in Saint Louis, MO — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Tulane University School Of Medicine |
| Graduation year | 1987 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1013908714 |
| 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