Guide

90846: treating the family while the patient is elsewhere

Summary

90846 covers family psychotherapy where the identified patient doesn't attend, and it still bills to that patient's plan under their diagnosis — because the session exists to advance their treatment, even conducted through the family instead of with them. It isn't a code for standalone marital counseling or parent coaching unrelated to a specific patient's plan. The note has to tie the session's content back to that patient's diagnosis and goals, not just describe a family conversation.

By Gale Editorial · Updated 2026-07-26. Every figure cited to a dated source. How we write.

What 90846 actually covers

90846 is family psychotherapy delivered without the identified patient in the room — CPT designates it as a defined 50-minute service, the sibling to 90847 for sessions where the patient is present 1Ref 1APA Services, Inc. (2025).Psychotherapy Codes for Psychologists.Establishes 90846 as the family-psychotherapy-without-patient code, sibling to 90847 for sessions with the patient present.. Medicare and most commercial payers cover it under the same behavioral-health benefit as the rest of the psychotherapy family, for the provider types each recognizes 2Ref 2Centers for Medicare & Medicaid Services (2025).Medicare and Mental Health Coverage.Supports Medicare coverage of the family psychotherapy codes for its recognized behavioral-health provider types.. The absence of the patient is the entire distinction between the two codes; everything else about how the session is billed and documented follows from the patient's own record.

The clinician meets with parents, a spouse, or other family members while the person carrying the diagnosis stays home or is otherwise not part of the visit — common when a young child's caregivers need coaching, when a family system needs work the identified patient's presence would complicate, or when the patient is unable to attend that day but the treatment can't simply pause.

Whose treatment is this actually advancing?

The billing question underneath 90846 is not who attended, but whose treatment plan the session served. It bills to the identified patient's insurance, under the identified patient's diagnosis, because CPT frames the code as therapy conducted on that patient's behalf — not a separate service for whichever family member happened to be in the chair.

That framing is also where 90846 gets misused. A session that's really marriage counseling for two adults, neither of them the identified patient, doesn't become billable to one partner's insurance just because a family member happens to be a client elsewhere in the practice. The test is whether the content of that specific session moved the identified patient's own treatment plan forward — a family working through how to support a diagnosed teenager's treatment qualifies; two parents working through their own marriage, on their own behalf, doesn't.

Documenting a session the identified patient never entered

The note for a 90846 session still lives in the identified patient's chart, written the way any other progress note is — tied to that patient's diagnosis, referencing the treatment plan, and stating what the family session accomplished toward it. A note that only describes family dynamics without connecting back to the patient's own goals reads as unsupported.

That connection matters as much for review as for clinical continuity — a payer verifying medical necessity is checking the general clinical record, not the separately protected file HIPAA calls psychotherapy notes 5Ref 5HHS Office for Civil Rights (2026).Does HIPAA provide extra protections for mental health information compared with other health information?.Supports that medical-necessity review reaches the general clinical record, distinct from the separately protected psychotherapy notes., and a note that never mentions the identified patient by name or goal doesn't make that case, however clinically valuable the family conversation actually was.

90846 next to its sibling and the rest of the family

90846 doesn't replace individual therapy for the identified patient — a practice alternating between 90846 sessions and the patient's own timed individual visits is a normal treatment pattern, not double billing, as long as each session is a distinct encounter on its own date.

The choice between 90846 and its sibling — billing with the patient present, covered separately — usually tracks the clinical plan itself: whether the identified patient's presence helps or hinders the work that session. Neither code should be reached for reflexively when what's actually happening in the room is couples work between two adults with no identified patient in the case at all; that's a different billing question with its own medical-necessity standard.

How often 90846 fits into a course of treatment

There's no CPT-defined cap on how often 90846 can be billed, and frequency is governed the same way any psychotherapy code is — by what the treatment plan calls for and what the note can support, not a fixed weekly or monthly ceiling.

Many practices use it intermittently rather than as a standing weekly service — a handful of family sessions at key points in a young patient's treatment, rather than a session every week indefinitely — but that's a clinical convention, not a billing rule. What a reviewer checks is whether each session's note still makes the case that it served the identified patient's plan, however often it's used.

Common questions

The identified patient's — the person carrying the diagnosis the treatment plan is built around, even though that person isn't in the room for a 90846 session. The code exists because family work conducted on a patient's behalf is still part of that patient's treatment, and the claim reflects whose care it is, not who physically attended.

No, not when there's no identified patient whose treatment the session serves. If two adults are working on their relationship for its own sake, with neither one carrying a diagnosis the session is advancing, that's a different service with its own medical-necessity standard — not family therapy billable to one partner's individual behavioral-health coverage.

Generally yes, tied to how much is disclosed and to whom — ordinary treatment-related family involvement is usually covered by the standing consent to treatment, but sharing specific clinical detail, and especially any substance-use treatment information protected under 42 CFR Part 2, typically needs its own authorization naming what can be discussed and with whom.

Only in whether the identified patient attends. 90846 covers the family session without the patient present; 90847 covers the same kind of session with the patient there. Both bill to the identified patient's plan under their diagnosis — the code choice tracks attendance, not a difference in what kind of clinical work is happening.

Yes — they're distinct encounters on different dates serving the same treatment plan, and using both is a common pattern rather than duplicate billing. What matters is that each session has its own note, its own date of service, and its own content that justifies that specific code, rather than one vague note trying to cover both visits.

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References

1.APA Services, Inc. (2025). Psychotherapy Codes for Psychologists. APA Services, Inc.. link ✓Establishes 90846 as the family-psychotherapy-without-patient code, sibling to 90847 for sessions with the patient present.
2.Centers for Medicare & Medicaid Services (2025). Medicare and Mental Health Coverage. CMS Medicare Learning Network (MLN1986542). link ✓Supports Medicare coverage of the family psychotherapy codes for its recognized behavioral-health provider types.
3.HHS Office for Civil Rights (2026). HIPAA Privacy Rule and Sharing Information Related to Mental Health. U.S. Department of Health and Human Services. linkSupports the boundaries on what a provider can share with family members when the identified patient isn't present.
4.Office of the Federal Register (2026). 42 CFR Part 2 — Confidentiality of Substance Use Disorder Patient Records. eCFR. link ✓Supports that discussing an identified patient's SUD treatment with family requires the patient's own Part 2 consent, even in their absence.
5.HHS Office for Civil Rights (2026). Does HIPAA provide extra protections for mental health information compared with other health information?. U.S. Department of Health and Human Services. linkSupports that medical-necessity review reaches the general clinical record, distinct from the separately protected psychotherapy notes.

https://www.gale.care/for-providers/bhc-90846-family-without-patient · 5 sources. Competitor details are cited to dated public sources and maintained as they change; figures are estimates, not commitments. Synthetic demonstration.

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