When we talk about proactive Customer Success, everyone nods. Of course CSMs should be proactive. The problem is that most CS organizations have no operational model for what proactive actually means — no consistent signal, no standard practice, no shared definition of healthy. They respond to what surfaces. Which means they find out a customer is at risk about the same time the customer does.
There's a better model. It's been sitting in front of us the whole time. Your CSM should be more like your doctor — but not the one you're thinking of.
Not the doctor who waits for symptoms
Not the doctor who waits for you to feel sick enough to call. The one who already knows something has changed.
Here's the thing: even today's overworked, reactive PCP has disciplines most CSMs don't. Every visit, without fail: the same vital signs. Not because something is wrong, but because that's how you catch something before it is. And crucially, a good doctor knows which vitals matter most for this patient, at this stage. They know your history, your goals, and what "healthy" actually looks like for you specifically.
Now think about your CSMs. Ask yourself honestly:
- Do they review a consistent set of account vitals before every client interaction?
- Do they know which signals matter most for this customer, right now?
- Do they understand each customer's goals well enough to assess whether they're on track to achieve them?
Most don't. And unlike your PCP, they often can't explain why a customer churned until after they're already gone. The autopsy happens after the funeral.
"Most CS teams find out a customer is at risk about the same time the customer does."
The baseline problem — and where it gets interesting
The baseline problem is the absence of a repeatable health review practice. But that's solvable with process and discipline. What's become newly possible — and what changes the game entirely — is the version of that doctor who doesn't wait for your annual physical.
Imagine a doctor who had access to your sleep data, your activity trends, your bloodwork — and called you when something shifted. Not because you were sick, but because they saw something changing and wanted to get ahead of it. That's not science fiction for Customer Success anymore.
With the right AI tools, CSMs can monitor the vital signs that actually predict customer health across every account, continuously. Not just the accounts they have time to worry about. All of them.
The three vital signs that matter
Customer Health Framework
- Product Health — Adoption depth, feature utilization, usage trends. Is the customer actually using what they're paying for, and are they going deeper over time?
- Outcome Health — Business value realized, expansion whitespace, renewal proximity. Are they achieving what they bought the product to achieve?
- Relationship Health — Champion engagement, executive sponsor strength, internal advocate influence. Are the right people still engaged and invested?
The best CSMs already know intuitively which of these matter most for each customer at each stage. The problem is scale. A CSM managing 30 accounts can hold all of this in their head for the top five. AI lets them hold it for all 30 — and flag when something shifts before it becomes a conversation they're reacting to instead of driving.
The standard we should be hiring for
This isn't just a technology story. The technology enables something, but it doesn't replace the judgment, the curiosity, or the business acumen required to act on what the signals show. A CSM who gets an AI-generated health alert and doesn't know what to do with it isn't more valuable — they're just more informed about a problem they can't solve.
The standard we should be hiring for is a CSM who already thinks like a doctor: someone with a consistent practice, a clear model of what healthy looks like for each customer, and the discipline to check vitals before every interaction — not just when something breaks. For the first time, we have the tools to make that standard achievable at scale.
We already know what good looks like. A great PCP doesn't wait for symptoms. They know their patient, they watch the right signals, and they show up with a recommendation before you knew you needed one. That's the CSM we need. That's the standard we should be hiring for — and building for.
Andrea Mulligan is a B2B SaaS executive and advisor with 30 years of experience building Customer Success, Professional Services, and GTM organizations. She works with growth-stage companies on CS transformation, AI operationalization, and post-sale strategy. Start a conversation →