Quick answers
- Which hospitals does Cassandra Olson work at?
- Medicare's official clinician data lists Cassandra Olson at 1 hospital: Hammond Henry Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Cassandra Olson see patients?
- Medicare's clinician data lists 4 practice locations, including Kewanee, IL, Annawan, IL and Geneseo, IL. Call before your visit to confirm the address.
- What is Cassandra Olson's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Cassandra Olson accept Medicare assignment?
- Yes. Medicare's clinician data says Cassandra Olson 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 Cassandra Olson?
- (309) 853-3677, as listed in official Medicare / NPI Registry data.
- What is Cassandra Olson's NPI number?
- 1487482162. 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 Olson works
Medicare's Facility Affiliation Data lists Cassandra Olson at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Hammond Henry HospitalGeneseo, IL · Critical Access Hospital · CCN 141319
Practice locations
Addresses where Cassandra Olson is enrolled with Medicare (CMS data updated 2026-10-02).
- 1258 W S StKewanee, IL 61443 (309) 853‑3677
- 1258 W S St, Suite 2Kewanee, IL 61443 (309) 853‑3677
- 203 W Front StAnnawan, IL 61234 (309) 935‑4100
- 600 N College AveGeneseo, IL 61254
Group practices
Medicare enrollment lists Cassandra Olson as a member of this group (CMS data updated 2026-10-02).
- Hammond Henry Dist Hospital40 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Kewanee
Clinicians with the same Medicare primary specialty in Kewanee, IL — not a recommendation.
Clinician information
| Graduation year | 2021 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1487482162 |
| 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