Resources

Long-form on PHP & IOP denial management.

Hand-written articles for RCM directors, CFOs, and compliance leads at PHP and IOP programs. Sourced from CMS, SAMHSA, ASAM, and the payer policies themselves.

LOCUS vs. ASAM vs. MCG: which medical necessity criteria do behavioral health payers actually use?
A current cross-payer map of LOCUS, ASAM 4th Edition, and MCG usage — plus what PHP and IOP programs should document to satisfy all three.
Published April 19, 2026

Long-form on PHP & IOP denial management.

LOCUS vs. ASAM vs. MCG: which medical necessity criteria do behavioral health payers actually use?