You've brought up an important point. How does one evolve beyond just the tech? How can you be become not just a technical resource, but a resource for the organization?
While I've been working down this path, finding the right certification is interesting. I'm going to look at the one you have listed, but I'm also looking at Information Professional certifications that are aimed at the business side of managing information, which is basically what SharePoint does at its core.
If you want to know more, check out the AIIM website. Regardless, good luck on your continuing education. http://www.aiim.org/training/certification