Identity OCD: is this imposter syndrome or something else?
Imposter feelings are about competence and ease as evidence piles up. Identity OCD is about character, never eases, and re-examines evidence in your favour until it stops counting.
You have read about imposter syndrome and it fits, partly. The sense of being a fraud. The fear of being found out. The feeling that people would think differently of you if they knew. But there is something in what you have that the imposter articles do not describe, and the two are treated differently.
What imposter feelings are
Imposter feelings are usually about competence. The fear is that you are not as capable as people think, that your success was luck or timing, and that the next task will expose the gap. They tend to be situational: worst at work, at a new level, in front of an audience. And they ease as evidence accumulates. Slowly, and with the evidence needing to be allowed in, but they do ease. A person with imposter feelings who is helped to count their successes tends, over time, to feel less like a fraud.
This is the workplace face of low self-esteem, and it responds to the CBT model for that: opening the closed system that discards good evidence, testing the rules, working on the critic. There is a page on low self-esteem that covers it.
What identity OCD is
Identity OCD is about character rather than capability. The fear is that you are not who you appear to be as a person: a narcissist, a manipulator, secretly cruel, a fraud in a moral rather than a professional sense. It is not situational; it follows you into the funeral, the relationship, the quiet evening alone. And it does not ease with evidence, because evidence in your favour gets re-examined until it stops counting.
A person with imposter feelings, shown proof of their competence, feels somewhat better. A person with identity OCD, shown proof of their kindness, asks whether the kindness was performed, whether they only did it for the credit, whether the person who witnessed it really saw what was happening underneath. The evidence is interrogated rather than weighed, and the interrogation always finds a way to dismiss it.
Every direction incriminating
Identity OCD has a structure that imposter feelings do not. Feeling nothing proves you are cold. Feeling something proves you are performing. Worrying about it proves you are self-obsessed. Not worrying proves it has stopped bothering you. There is no result that counts as innocent, which is why people with this theme have been auditing themselves for years without ever winning a round. Imposter feelings can be won, slowly, with evidence. This cannot be won at all, because it is not a question with an answer.
Why the distinction matters
If it is imposter feelings, the work is about letting evidence count: a deliberate record, behavioural experiments, work on the critic. Gathering and admitting evidence is the treatment.
If it is identity OCD, gathering evidence is the compulsion. The reviewing of conversations for motive, the reading about personality disorders, the checking of whether you felt enough, the fishing for a friend to say you are not like that: these are the things keeping it going, and the treatment withdraws them rather than doing more of them. Applying the imposter approach to identity OCD, collecting more proof of your goodness, produces the familiar result: more proof to re-examine, and a louder doubt.
What treatment does for identity OCD
The treatment is CBT with exposure and response prevention. We are not going to settle what you are, because the settling is the compulsion and because character is not a hidden fact that introspection can find. We map the cycle and take the compulsions out gradually, by agreement, and let the question stand unanswered. Inference-based CBT is a particularly good fit, because almost all of the evidence is inference stacked on top of a life whose actual record, visible to everyone but you, is usually reassuring.
Expect me to be fairly unhelpful, on purpose, about the central question. Telling you that you are a good person is free, lasts an afternoon, and makes the next round harder.
Both at once
Some people have both: imposter feelings at work and a character audit everywhere else. Assessment tells them apart, and where both are present, we treat both, in the right order. If you cannot tell which one you have, there is more on how I treat identity OCD, and the distinction is drawn in the first conversation.