Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Nurse Practitioner

Rosalie Savella, NP

Works at hospitals in Crystal Lake, IL · Illinois

Summary

Rosalie Savella, NP (Nurse Practitioner) is listed by Medicare at 1 hospital in Crystal Lake, IL. NPI 1851015499. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Rosalie Savella, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Nurse PractitionerPrimary specialty
YesAccepts Medicare assignment
4Years since medical school (graduated 2022)
FemaleGender (as listed)
Mercy Health System CorporationGroup practice (+2 more)

Quick answers

Which hospitals does Rosalie Savella work at?
Medicare's official clinician data lists Rosalie Savella at 1 hospital: Mercyhealth Hospital & Physician Clinic-Crystal LA…. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Rosalie Savella see patients?
Medicare's clinician data lists 4 practice locations, including Rockford, IL, Rock Island, IL and Moline, IL. Call before your visit to confirm the address.
What is Rosalie Savella's specialty?
Medicare lists Nurse Practitioner as the primary specialty.
Does Rosalie Savella accept Medicare assignment?
Yes. Medicare's clinician data says Rosalie Savella 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 Rosalie Savella?
(779) 696-4400, as listed in official Medicare / NPI Registry data.
What is Rosalie Savella's NPI number?
1851015499. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Rosalie Savella works

Medicare's Facility Affiliation Data lists Rosalie Savella at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Rosalie Savella is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Rosalie Savella as a member of these groups (CMS data updated 2026-10-02).

  • Mercy Health System Corporation753 clinicians in the group
  • Trinity Medical Center99 clinicians in the group
  • Rockford Emergency Physicians, LLC53 clinicians in the group

Specialties

Find other clinicians: Nurse Practitioner, Illinois →

Other nurse practitioners in Rockford

Clinicians with the same Medicare primary specialty in Rockford, IL — not a recommendation.

All nurse practitioners in Rockford →

Clinician information

CredentialNP
Graduation year2022
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1851015499
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians