Quick answers
- Which hospitals does Cassandra Sanna work at?
- Medicare's official clinician data lists Cassandra Sanna at 5 hospitals: Mercy Hospital South, Mercy Hospital St Louis, Mercy Hospital Washington, Saint Francis Medical Center and St Lukes Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Cassandra Sanna see patients?
- Medicare's clinician data lists 2 practice locations, including Saint Louis, MO and Ballwin, MO. Call before your visit to confirm the address.
- What is Cassandra Sanna's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Cassandra Sanna accept Medicare assignment?
- Yes. Medicare's clinician data says Cassandra Sanna 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.
- Does Cassandra Sanna offer telehealth?
- Medicare's clinician data says Cassandra Sanna offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Cassandra Sanna?
- (314) 567-6071, as listed in official Medicare / NPI Registry data.
- What is Cassandra Sanna's NPI number?
- 1972197325. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Cassandra Sanna works
Medicare's Facility Affiliation Data lists Cassandra Sanna 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
- Mercy Hospital WashingtonWashington, MO · Acute Care Hospital · CCN 260052
- Saint Francis Medical CenterCape Girardeau, MO · Acute Care Hospital · CCN 260183
- St Lukes HospitalChesterfield, MO · Acute Care Hospital · CCN 260179
Practice locations
Addresses where Cassandra Sanna is enrolled with Medicare (CMS data updated 2026-10-02).
- 12855 N 40 Dr, Suite 375Saint Louis, MO 63141 (314) 567‑6071
- 15425 Manchester Rd, Suite 28Ballwin, MO 63011 (636) 220‑6969
Group practices
Medicare enrollment lists Cassandra Sanna as a member of these groups (CMS data updated 2026-10-02).
- Physical Therapy Spine and Sports Medicine LLC129 clinicians in the group
- Urology of St Louis Inc94 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Saint Louis
Clinicians with the same Medicare primary specialty in Saint Louis, MO — not a recommendation.
Clinician information
| Graduation year | 2020 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1972197325 |
| 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