Quick answers
- Which hospitals does Marlayna F. Schaffer work at?
- Medicare's official clinician data lists Marlayna F. Schaffer at 1 hospital: SSM St Clare Health Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Marlayna F. Schaffer see patients?
- Medicare's clinician data lists 2 practice locations, including Fenton, MO and Saint Louis, MO. Call before your visit to confirm the address.
- What is Marlayna F. Schaffer's specialty?
- Medicare lists Certified Registered Nurse Anesthetist (CRNA) as the primary specialty.
- Does Marlayna F. Schaffer accept Medicare assignment?
- Yes. Medicare's clinician data says Marlayna F. Schaffer 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 Marlayna F. Schaffer?
- (636) 496-2000, as listed in official Medicare / NPI Registry data.
- What is Marlayna F. Schaffer's NPI number?
- 1396064945. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Marlayna F. Schaffer works
Medicare's Facility Affiliation Data lists Marlayna F. Schaffer at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- SSM St Clare Health CenterFenton, MO · Acute Care Hospital · CCN 260081
Practice locations
Addresses where Marlayna F. Schaffer is enrolled with Medicare (CMS data updated 2026-10-02).
- 1015 Bowles AveFenton, MO 63026 (636) 496‑2000
- 2345 Dougherty Ferry RdSaint Louis, MO 63122 (314) 453‑0600
Group practices
Medicare enrollment lists Marlayna F. Schaffer as a member of this group (CMS data updated 2026-10-02).
- Metro-West Anesthesia Group Inc205 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Missouri →
Other nurse anesthetists in Fenton
Clinicians with the same Medicare primary specialty in Fenton, MO — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 2003 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1396064945 |
| 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