I'm still not sure what to call these paintings.
"Layered photographic painting" is very long. "Paintograph" or "Artograph" is shorter but could have any number of other meanings. "Manipulated photograph" doesn't really catch the painting side of it.
Any other good ideas?
Nancy Freeman has a decades-long fascination with digital art which she supports by painting portraits and teaching various art subjects. Right now she devotes most of her creative time to digital art because it's so satisfying.