Picture a Tuesday afternoon in a pediatric clinic. You've got a six-year-old on your caseload who's working on both his /r/ sound and his ability to put together longer sentences, so you spend 45 minutes moving between articulation drills and expressive language work. For years, billing combined speech and language therapy like that took zero thought: you wrote one 92507, one untimed unit, and moved on.
That changes on January 1, 2027. ASHA has confirmed that CPT 92507 is being deleted and replaced by ten new timed codes, and one of them exists specifically for the session above.1 Suddenly that everyday visit involves a real decision: do you use the dedicated combined code, or do you bill two separate codes for the two disorders you treated?
This post walks through that decision. We'll cover what the new combined code covers, when to use it instead of stacking two base codes, the base and add-on time thresholds, a worked example you can apply to a real claim, and the documentation that has to back it all up.
What the New Combined Code Covers
Under the new structure, individual SLP treatment splits into five disorder areas, each with its own base code (for the initial 30 minutes) and an add-on code (for each additional 15 minutes).2 One of those five pairs is built for exactly the scenario above: a single session that treats both a speech sound production disorder and a language comprehension and expression disorder together. ASHA's placeholder for that pair is base 92X6X and add-on +92X7X.2
A quick but important caveat on those numbers. They're placeholders, not real codes. The actual five-digit CPT numbers won't be published until the 2027 CPT code set comes out, which ASHA expects in September or October 2026.2 So think of this as a guide to how billing for combined speech-and-language sessions changes, not a code lookup you can copy onto a claim yet. What is already confirmed is the structure, and that's the part worth learning now: base equals the initial 30 minutes, add-on equals each additional 15 minutes.2
The combined pair covers the same clinical work you already do. "Speech sound production" includes articulation, phonological process disorders, apraxia, and dysarthria. "Language" covers receptive and expressive comprehension and expression. When you treat both in one sitting, this is the combined SLP CPT code family you'll reach for. If you want the full lineup of codes SLPs bill today, our guide to speech therapy CPT codes walks through them.
Combined Code vs. Stacking Two Base Codes
Here's the decision that trips people up, so it's worth stating plainly. When a single session genuinely addresses both a speech sound production disorder and a language disorder, you report the combined pair (92X6X and its add-on) instead of billing the two separate base codes.2 You don't stack a speech-sound base and a language base for the same visit.
Why does that rule exist? Because the combined code is there to keep one integrated session as one billable service rather than two. If you could bill a full base code for articulation and another full base code for language on the same 45-minute session, you'd be reporting far more service than you delivered. That's the kind of unbundling payers watch for. If the logic feels familiar, it should. SLPs already have a combined evaluation code, CPT 92523, that pairs speech sound production and language assessment precisely so clinicians don't stack two separate evaluation codes.3 The new treatment family carries that same thinking into daily therapy.
So when would you not use the combined code? When the session only touched one area. If you spent the whole visit on articulation and never worked a language goal, you use the speech sound production pair, not the combined one. The combined code is for genuinely combined treatment, not a default you drop on every mixed-looking visit.
And none of this removes clinical judgment from the equation. ASHA is clear that billing decisions still rest on the clinician's judgment and on documentation showing the service was medically necessary and clinically appropriate for that patient that day.4 The code you pick has to match the therapy you actually provided and can defend in the note.
Base and Add-On Time Thresholds
The other big shift in speech and language session billing is that time now counts. Under 92507, a 25-minute session and a 55-minute session billed the same single unit, because untimed codes are reported once per day regardless of length.4 The new combined code doesn't work that way. It's a timed code, so the minutes you spend determine the units you report.
Two thresholds matter, and ASHA has already spelled them out for the new codes. You need 16 to 37 minutes of the combined service to report one unit of the base code. After that, you need 8 to 22 minutes beyond the base to report the add-on, and the add-on repeats as more time accrues.2
Notice the 16-minute floor. A very short combined session, say 12 minutes, doesn't reach the base threshold at all, which is a real departure from the days when any session length still earned one clean 92507 unit. The practical takeaway is simple: your total treatment time is now part of what makes the claim defensible, and you'll want to confirm the exact unit windows against the official 2027 descriptors once they publish.
A Worked Example
Let's put it together with that pediatric session from the top. You spend 45 minutes with your student, moving between articulation and expressive language work the whole time.
The first 30 minutes map to the base code, 92X6X. The remaining 15 minutes clear the 8-to-22-minute window for the add-on, so you report one +92X7X. Your claim for that visit is one base plus one add-on. That's it.
Now change the numbers. Say a follow-up runs short and you only get 22 focused minutes of combined treatment before the child is done for the day. Twenty-two minutes is past the 16-minute floor but well under 38, so you report the base code only, with no add-on. Two sessions, two different combinations, and the minutes drove the difference.
The logic your billing staff can lean on: total the combined treatment time, bill the base once you clear 16 minutes, then add an add-on for each additional 15-minute block that clears its own window. Just remember these are placeholder codes. When the 2027 CPT set releases the real numbers, you swap them in and the math stays the same.
Documentation That Supports the Combined Code
A timed combined code asks more of your note than 92507 ever did. Now the documentation has three jobs. It has to show the total treatment time, show that both disorder areas were genuinely addressed (which is what justifies the combined code over a single-area one), and show medical necessity for that patient on that day.4
In practice, that means a few habits are worth building now. Record start and stop times or total minutes, not just "seen for a session." Note the goals you worked and the progress you saw in each area, so the articulation work and the language work both show up on the page. Make the "both areas" story explicit, because an auditor reading the note should be able to see, without guessing, why the combined code fits instead of a single-disorder code. Solid speech therapy documentation does double duty here, supporting both the code you chose and the care you gave.
This is also where a training clinic has a head start. If you supervise students who'll graduate straight into timed billing in 2027, teaching them to document time and both disorder areas from day one turns a compliance headache into a habit they never had to unlearn. The right EHR makes that far easier: time-stamped SOAP notes capture the minutes automatically, templates built around each disorder pair prompt for the detail the combined code needs, and reporting that flags documentation gaps catches a thin note before it becomes a denial. The combined code, after all, is only as clean as the note behind it.
Start the Habit Before You Need It
The short version: 92507 goes away in 2027, combined speech-and-language sessions get a dedicated base and add-on pair, and you use it instead of stacking two base codes. Watch the 16-to-37 and 8-to-22 minute thresholds, and document the time, both disorder areas, and medical necessity behind every claim. For the full picture of the transition, CPT 92507 is being deleted in 2027 is the place to start.
The good news is you can practice the hard parts today. Keep billing 92507 while it's active, but start recording treatment time and the disorder areas you work, so the new combined code 2027 brings feels routine by the time it's live. Build the documentation habit once and it pays off no matter what the final code numbers turn out to be.
Want documentation that's already built for timed billing? ClinicNote's SOAP notes, customizable templates, and service-code integration help SLPs capture the time and detail these new codes demand without adding busywork to your day. Get a demo and see how it fits your clinic.
Sources
- https://www.asha.org/news/2026/update-on-cpt-code-92507-valuation-review-underway/
- https://www.asha.org/practice/reimbursement/coding/new-speech-language-pathology-treatment-codes-replacing-92507/
- https://www.asha.org/practice/reimbursement/coding/new-cpt-evaluation-codes-for-slps/
- https://www.asha.org/practice/reimbursement/coding/timedcodesfaqs/