Manager, Special Investigation Unit (SIU)
Posted Sep 2, 2026 · We last checked this listing on Oct 6, 2026
Likely interview questions for this role
Written from this job description, not a generic list. Each one notes what the interviewer is really checking.
About your past
Walk me through a fraud, waste or abuse case you worked from referral to recovery.
What they are checking: Whether they understand the full life of an SIU case, including evidence, provider contact and getting money back.
Tell me about a time you hired, trained or coached an investigator. What did you focus on?
What they are checking: Whether they can build investigators who are thorough and fair, since the posting prefers supervisory experience.
What would you do
An investigator on your team wants to close a case quickly because the dollar amount is small. How do you respond?
What they are checking: Whether they weigh patterns and contract duties, not just dollar size, when deciding what to pursue.
A provider pushes back hard on a post-payment overpayment finding and threatens to leave the network. What do you do?
What they are checking: Whether they stand on documented evidence while handling the provider relationship professionally.
How would you design education for a health plan about a waste trend you are seeing?
What they are checking: Whether they can turn investigation findings into prevention, which the posting lists as part of the job.
About the work
How do you tell the difference between billing error, waste and intentional fraud when you first look at a referral?
What they are checking: Whether they can separate honest mistakes from schemes, which decides how a provider is treated.
What data mining approaches have you used to spot unusual billing patterns in claims?
What they are checking: Whether they can find leads proactively in data rather than waiting only for tips and referrals.
How do state and federal requirements shape how you run an SIU, such as referrals to the state or reporting timelines?
What they are checking: Whether they know an SIU runs under contract and regulatory obligations, not just internal priorities.
How do you build monthly and quarterly savings reports that leadership can trust?
What they are checking: Whether they separate identified, recovered and avoided dollars honestly instead of inflating results.
What medical coding issues do you see most often in fraud and abuse work, like upcoding or unbundling?
What they are checking: Whether their coding knowledge is deep enough to read a claim and see what does not fit.
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Practice this out loudThe full job description
As published by Centene.