NEW JOB OPENING
MEDICARE CASE MANAGER : COMPLAINTS & GRIEVANCES
IN Corona, CA, USA!

 

Date Posted: 10/05/2026
Hiring Organization: Rose International
Position Number: 508671
Industry: Healthcare
Job Title: Medicare Case Manager : Complaints & Grievances
Job Location: Corona, CA, USA, 92881
Work Model: Hybrid
Work Model Details: Remote local / Hybrid role
Shift: 8am to 5pm
Employment Type: Temporary
FT/PT: Full-Time
Estimated Duration (In months): 7
Min Hourly Rate($): 28.00
Max Hourly Rate($): 32.00
Must Have Skills/Attributes: Call Center, Health Plan, Regulatory Compliance
Experience Desired:
Managing the organization's complaint and grievance process (2 yrs),
Research, resolve and communicate complaints and grievances filed by members (2 yrs),
Experience in a service related industry, call center experience preferred (2 yrs)
Required Minimum Education: High School Diploma or equivalent
Preferred Education: Bachelor’s Degree

**C2C is not available**

 

Job Description
· Required Level of Education: High School Diploma

· Preferred Level of Education: College Degree



· Remote Options (Fully Remote, Partially Remote, Client Onsite): Fully Remote, with the exception of equipment. Please advise could be up to 14 days.

· Will the worker need to be Remote local to the office or Remote anywhere in the US: in the specific region and area of contact site – SCAL = Corona,

· Address: SCAL: Corona, CA

· Parking Situation: Site parking available.

· Any Travel for this role?: No, unless needing to come in office due to network, power, or other issue requiring in person presence.





Position details: Case Manager – HS (Medicare Disruption) work.





Major Responsibilities/Essential Functions:



· Participate in managing the organization's complaint and grievance process.

· Accountable for investigation of all issues, including collection and documentation of appropriate data.

· Identify and address specialty / flagged cases and follow appropriate processes for different types of cases Communicate with a diverse set of internal and external clientele to achieve excellent results in the areas of complaint and grievance handling, compliance, documentation and enhancement of the member experience.

· Partner with and outreach to internal staff, other MS Departments, managers and physicians to resolve issues as quickly as possible.

· Research, resolve and communicate complaints and grievances filed by members and communicate Health Plan's decisions appropriately back to member or their authorized representatives Ensure that complaints and grievances are processed in accordance with regulations, compliance standards and policies and procedures.

· Meet timeframes for performance while balancing the need to produce high quality work related to complex and sensitive member issues.

· Ensure integrity of departmental database by thorough, timely and accurate entry, consistent with regulatory protocols and effectively manage case resolution inbox everyday Participate in departmental meetings, trainings and audits as requested.

· Answer questions and manage members on existing / open cases Escalate issues to management as appropriate to maintain compliance.



Minimum Work Experience and Qualifications:



· Experience in a service related industry, call center experience preferred.

· Excellent interpersonal, verbal and written communication skills.

· Ability to work with peers in self-managed teams.

· Ability to prioritize work and ensure all compliance elements are met.

· Demonstrated conflict resolution and mediation skills with ability to secure action from multiple stakeholders. Ability to use sound judgment and to handle complex issues independently, but with the knowledge and ability to escalate and ask for help when needed.

· Demonstrated ability to work in a time-sensitive environment involving patients, family members and advocates.
  • **Only those lawfully authorized to work in the designated country associated with the position will be considered.**

  • **Please note that all Position start dates and duration are estimates and may be reduced or lengthened based upon a client’s business needs and requirements.**


 

Benefits:
For information and details on employment benefits offered with this position, please visit here. Should you have any questions/concerns, please contact our HR Department via our secure website.

California Pay Equity:
For information and details on pay equity laws in California, please visit the State of California Department of Industrial Relations' website here.

Rose International is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex, sexual orientation, gender (expression or identity), national origin, arrest and conviction records, disability, veteran status or any other characteristic protected by law. Positions located in San Francisco and Los Angeles, California will be administered in accordance with their respective Fair Chance Ordinances.

If you need assistance in completing this application, or during any phase of the application, interview, hiring, or employment process, whether due to a disability or otherwise, please contact our HR Department.

Rose International has an official agreement (ID #132522), effective June 30, 2008, with the U.S. Department of Homeland Security, U.S. Citizenship and Immigration Services, Employment Verification Program (E-Verify). (Posting required by OCGA 13/10-91.).

 

Apply Now

 

About Rose

  • Founded in 1993
  • Office Locations Across the U.S.
  • 150+ Clients: Corporations and Government Agencies
  • Employee Oriented Company
  • Challenging Assignments Across the U.S.
  • Continuous Professional Development

As a contractor, I have to say that Rose International was by far the best agency I have worked for.

Q'testdalir, Consultant

Thanks for the opportunity. If in the future I ever need a job, I would like to work for Rose International.

David, Consultant

My on-boarding with Rose was outstanding. The packets of information, the process, and great attention to detail each person gave me allowed me to get started quickly.I appreciated each person's friendly and helpful attitude.

Diana, Consultant

I believe the best thing that Rose HR has going for it is the incredible responsiveness. Everyone is very quick to reply to any concerns, and contacts the contracted employees very quickly and efficiently.

Kevin, Consultant

Rose International has been great to me. I thank everyone there for all of their hard work; it has not gone unnoticed.

Melody, Consultant

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