Cal. Code Regs. tit. 9, § 1820.205
(a) For Medi-Cal reimbursement for an admission to a hospital for psychiatric inpatient hospital services, the beneficiary shall meet medical necessity criteria set forth in Subsections (a)(1)-(2) below:
(1) One of the following diagnoses in the Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition, DSM-IV™ (1994), published by the American Psychiatric Association:
(2) Both the following criteria:
(B) Requires psychiatric inpatient hospital services, as the result of a mental disorder, due to the indications in either Subsection (a)(2)(B)1. or 2. below:
1. Has symptoms or behaviors due to a mental disorder that (one of the following):
2. Require admission for one of the following:
(b) Continued stay services in a hospital shall only be reimbursed when a beneficiary experiences one of the following:
Note: Authority cited: Section 14680, Welfare and Institutions Code. Reference: Sections 5777, 5778 and 14684, Welfare and Institutions Code.
1. New section filed 10-31-97 as an emergency; operative 11-1-97 (Register 97, No. 44). A Certificate of Compliance must be transmitted to OAL by 3-2-98 or emergency language will be repealed by operation of law on the following day.
2. New section refiled 3-2-98 as an emergency; operative 3-2-98 (Register 98, No. 10). A Certificate of Compliance must be transmitted to OAL by 6-30-98 or emergency language will be repealed by operation of law on the following day.
3. New section refiled 6-17-98 as an emergency; operative 6-30-98 (Register 98, No. 25). Pursuant to Chapter 324 (Statutes of 1998) Item 4440-103-0001(4), a Certificate of Compliance must be transmitted to OAL by 7-1-99 or emergency language will be repealed by operation of law on the following day.
4. Editorial correction of History 3 (Register 98, No. 39).
5. Editorial correction extending Certificate of Compliance date to 7-1-2001 pursuant to Chapter 50 (Statutes of 1999) Item 4440-103-0001(4) (Register 99, No. 33). Notwithstanding any other provision of law, emergency regulations adopted pursuant to Welfare and Institutions Code section 14680 to implement the second phase of mental health managed care as provided in this part shall remain in effect until permanent regulations are adopted, or June 30, 2006, whichever occurs first.
6. Editorial correction of History 5 (Register 2000, No. 42).
7. Editorial correction of History 5 and repealer and new section filed 5-19-2006; operative 6-18-2006 (Register 2006, No. 20).