Summary
Highlights
The introduction provides an overview of the German hospital financing system, focusing on the DRG (Diagnosis Related Groups) system. The speaker explains that the system is complex and dynamic, with ongoing discussions about improvements. The video will delve into how clinics calculate their bills, the data supporting these calculations, and the broader context of the German healthcare system. Key aspects like the legal definition of a hospital, its medical leadership, and its public service mission are highlighted.
Hospitals in Germany are categorized in various ways. A basic distinction is made between general hospitals (e.g., Klinikum Ludwigshafen) and specialized hospitals (e.g., focusing on neurology or orthopedics). Hospitals are also classified by care levels: basic care, focal care (e.g., Klinikum Ludwigshafen), and maximum care (e.g., university hospitals like Heidelberg). Another classification considers ownership: public/municipal, non-profit (e.g., Diakonie, Caritas), and private. Over the past decades, there has been a significant increase in private hospitals, which now account for about 38% of all clinics.
Hospitals incur substantial expenses, with personnel costs being the primary driver, often amounting to multi-million Euro monthly salaries. Other significant costs include medical supplies, rising living and energy costs, and investments in education and marketing. Hospitals are financed through a dual system: DRG revenues from health insurance funds for medical services (covering ongoing operational costs) and investment funds from federal states (intended for new constructions, renovations, and equipment). A chronic underfunding from federal states has resulted in an investment backlog, forcing hospitals to divert DRG revenues for investments, leading to financial difficulties.
The dual hospital financing system in Germany relies on two main pillars: DRG revenues and investment funds from federal states. DRG revenues, paid by health insurance companies, are meant to cover running costs such as personnel and energy. Investment funds from the federal states are for building and equipment. However, federal states often fail to meet their funding obligations, leading to an investment backlog and chronic underfunding. A third, smaller source of income includes special funds from elective services (like private patient care), emergency services, and ancillary services such as parking fees.
Before 2003, German hospitals were financed through a daily flat rate system, which encouraged longer patient stays. This led to chronic over-indebtedness in clinics. The introduction of the DRG system (German Diagnosis Related Groups) aimed to reduce treatment costs and patient lengths of stay by incentivizing efficiency. A DRG is a classification system that groups stationary treatment cases with comparable treatment efforts. The system, adapted from Australia, assigns a fixed payment for a specific treatment case, regardless of the actual length of stay, driving hospitals to optimize processes and discharge patients faster.
A DRG is comprised of various factors, including the primary diagnosis (the main reason for hospitalization leading to the most effort), secondary diagnoses (co-morbidities like hypertension or diabetes), and operations/procedures. Diagnoses are classified using the ICD (International Classification of Diseases) catalog, while procedures are coded using the OPS (Operations and Procedures Key) catalog. Factors like patient age, length of stay, and specific treatments (e.g., ventilation duration) also significantly influence the DRG assignment and reimbursement. Accurate and complete documentation by medical staff is crucial for correct coding and optimal financial reimbursement.
Using a Grouper software, patient data—including demographics, main diagnosis (ICD code), secondary diagnoses, and all performed procedures (OPS codes)—are entered. The software then determines the appropriate DRG. A case example of an 80-year-old female patient with a humerus fracture (I13C) is used. The DRG I13C indicates specific interventions on the humerus and other bones, with additional conditions. Each DRG has a 'cost weight' (Bewertungsrelation, e.g., 2.018 in the example), which is multiplied by the 'state base case value' (Landesbasisfallwert) to calculate the final revenue. For the example, this results in about 6,716 Euros. The video also highlights how extensive ventilation can dramatically increase the cost weight of a DRG.
The length of stay significantly impacts DRG revenue. Hospitals aim to keep patient stays within a defined 'average length of stay' for each DRG. Stays that are too short or too long can lead to financial penalties from health insurance companies. Additionally, specific complex treatments (Komplexpauschalen), like those for multi-resistant bacteria or geriatric rehabilitation, can be billed separately if certain criteria and quality standards are met. New, unapproved treatment methods (NUBs), especially in oncology with expensive medications, often require separate negotiations with health insurance providers.
The Medical Service (MD) plays a crucial role in auditing hospital bills. When health insurance companies have doubts about a bill's plausibility, they forward it to the MD for review. The MD assesses compliance with the 'economy principle' and ensures that care was economically justified. This review process, based on patient records, can take many months, delaying hospital payments and potentially leading to reduced reimbursements or legal disputes. Common points of criticism from the MD include unnecessary inpatient admissions (where outpatient care might have sufficed), deviations from medical guidelines, incorrect main diagnoses, or unsubstantiated secondary diagnoses.
Germany has seen a significant decrease in the number of hospitals and beds over the past decades, while the number of treatment cases has increased. This indicates greater efficiency but also higher workload. The average length of stay has been halved, a major success of the DRG system. However, hospitals face challenges like a shortage of treatment cases post-COVID, leading to station closures and efforts to create synergies. The DRG system, being medically driven, has led to an increase in medical staff but a decrease in nursing and auxiliary personnel, contributing to severe staff shortages across all healthcare sectors. This impacts the ability to utilize existing beds and compromises patient care.
The DRG system is at a crossroads and requires modification, not complete abolition, to avoid further crisis. Future changes will include more hospital closures, a continued trend towards outpatient care, and increased efforts in integrated care between inpatient and outpatient settings to prevent gaps in patient care. The emphasis on quality assurance is growing, with DRG payments increasingly linked to quality metrics. Institutions like the Joint Federal Committee (GBA) and the Institute for Quality Assurance and Transparency in Healthcare (IQTIG) are crucial in setting and monitoring these standards. The debate on whether all hospitals can or should offer the same range of services will intensify, alongside the need for hospitals to develop unique selling points and foster cooperation. Process optimization, cost reduction through outsourcing, and addressing personnel shortages, possibly through digitalization, will remain key challenges.