As of now (2016-12-15), no, as can be found at https://developers.google.com/places/web-service/details#PlaceDetailsResults.
There’s no other API for that information. You could use the API ratings return to do something alike, but still not the same.
You can track the existing requests for the feature (and star & bump it) at https://issuetracker.google.com/issues/35827350.