HealthIT Answers January 26, 2026
CMS recognizes several distinct hospital types, each defined by federal law and specific Medicare Conditions of Participation. These categories determine how facilities are licensed, reimbursed, and surveyed. Here are the breakdowns and resources.
Acute Care Hospitals (ACH)
- The most common hospital type.
- Provide inpatient diagnostic, medical, and surgical care.
- Must meet full Medicare hospital Conditions of Participation.
- Can operate multiple inpatient campuses and outpatient departments under one CMS Certification Number (CCN).
Critical Access Hospitals (CAHs)
- Small rural hospitals with special designation.
- Must have ≤25 inpatient beds, maintain 24/7 emergency care, and meet distance requirements.
- Receive cost‑based reimbursement to support rural access.
Psychiatric Hospitals
- Provide inpatient psychiatric services.
- Must meet additional psychiatric‑specific Conditions of Participation beyond...
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