San Mateo County Medical Center: Placement Barriers and Inpatient Billing

San Mateo County Medical Center and San Mateo County agreed to pay approximately $11.4 million to settle allegations of billing Medicare for medically unnecessary inpatient admissions, including stays driven by social needs or a lack of alternative placement. The Department of Justice announced the settlement on August 6, 2021. For someone in case management, utilization review or billing, this hospital admission fraud case reaches a familiar point in the workflow: the reason a patient occupies a bed and the reason Medicare is asked to pay for it.

Placement Problems Behind the Inpatient Claims

The San Mateo Medical Center inpatient settlement concerned patients whom the government said did not need inpatient care for medical reasons. The alleged conduct ran from January 1, 2013, through February 28, 2017. Some patients were admitted for social reasons. Others had no available alternative placement.

The government alleged that the medical center billed Medicare for these patients despite knowing that the costs of admitting them were not reimbursable.

A hospital has a patient in a bed, and somebody has to bear the cost. In the government’s account, Medicare and the taxpayers behind it were handed the bill for stays the program did not cover. The reason for the stay became a question about who was being asked to pay.

For an insider, the telling detail is the alleged knowledge. The admission decision, the explanation for keeping the patient and the bill sent afterward belong in the same account. A placement problem can be visible to the staff working on discharge while the resulting claim travels through another department.

A Former Employee Brought the San Mateo Case

A former employee of San Mateo County Medical Center brought the qui tam case against the county and the medical center.

The county itself was a settling defendant alongside the medical center. That matters to someone who works in a public hospital: the billing decisions of a government institution can be the subject of a whistleblower case too.

A whistleblower case under the False Claims Act can pay 15% to 30% of what the government recovers. Our whistleblower experts work with hospital insiders to connect what they know about a policy to the claims it produced.

Five Years of Annual Inpatient Admission Reviews

The county and the medical center also entered a five-year corporate integrity agreement with the Office of Inspector General of the Department of Health and Human Services. It required them to engage an independent review organization for annual reviews of the inpatient admissions the medical center billed to federal health care programs.

Why Inpatient Status Changes the Payment

Medicare’s hospital payment systems attach money to different units of care. In the standard acute-care system, the inpatient payment calculation produces a payment for the stay. Outpatient payment is generally tied to the service or encounter. Moving a patient into inpatient status changes the payment system the hospital is asking Medicare to use.

San Mateo’s case concerned whether Medicare should have been billed for an inpatient admission at all. The financial issue began with the status assigned to the stay, before the calculation of its price.

Different Decisions Can Produce the Same Inpatient Bill

The Community Health Systems admission fraud settlement in 2014 concerned an alleged corporate effort to increase inpatient admissions across 119 hospitals. The government said patients over 65 arriving through emergency departments should have received less costly outpatient or observation care. The company agreed to resolve those admission-policy allegations in a settlement, according to the Department of Justice’s announcement.

San Mateo’s alleged problem began with social needs and unavailable placements. Community Health Systems faced an allegation about a corporate admissions policy. Both accounts connect the hospital’s reason for admitting a patient to the inpatient bill that followed.

A vendor’s instructions can reach the same decision. In the separate Kyphon case, a whistleblower complaint alleged that the device maker trained its sales force to market kyphoplasty, a procedure used to treat certain spinal fractures, to hospitals as an inpatient procedure even when admission was medically unnecessary.

That allegation puts the instruction upstream of the hospital bill, in a sales force. Read alongside the San Mateo and Community Health Systems accounts, it shows why the explanation for inpatient billing may sit in placement work, corporate policy or vendor guidance. An insider who knows where the decision began can explain much more than the claim alone.

The Admission Record Is Where the Detail Lives

The admission record connects the patient’s circumstances to the payment request. The whistleblower’s complaint adds another part of that account: what happened after billing concerns reached a supervisor. In the second amended complaint, the former employee alleged that a supervisor, told about improper billing and coding, instructed him to:

The allegation connects a warning to the instruction that followed it. For an insider, that is a concrete part of the billing story: who heard the concern and what they told staff to do afterward.

Healthcare billing research also shows why individual records matter. RAND Corporation’s 2024 report, Methodologies to Measure Upcoding in Provider Settings, found that aggregate coding measures could be too broad to identify upcoding at the claim level. Studies examining individual admissions used additional information from claims and medical records to identify or validate suspected upcoding. Applied here, the useful distinction is between a hospital-wide pattern and the particular admission, bill and instruction an insider can explain.

When You Know Why the Patient Stayed

If you know that placement problems became inpatient claims despite concerns about Medicare coverage, speak with our whistleblower experts about those decisions. We work beside you to build your strongest hospital whistleblower case from what you know about admissions and billing, and bring in hospital fraud whistleblower lawyers who understand Medicare coverage for inpatient stays.