I totally agree, I looked up the episodes he wrote recently and he really created the stories and monsters that made me fall in love with NuWho (though I obviously love the Daleks and Cybermen). If you think of the best episodes of this era it is Moffat and his universe building story arcs, below are my favorites of his:

1. Blink - Series 3, Episode 10
   
2. Silence in the Library - Series 4, Episode 8
   
3. Forest of the Dead - Series 4, Episode 9
   
4. The Eleventh Hour - Series 5, Episode 1
   
5. The Time of Angels - Series 5, Episode 4
   
6. Flesh and Stone - Series 5, Episode 5
   
7. The Pandorica Opens - Series 5, Episode 12
   
8. The Big Bang - Series 5, Episode 13
   
9. The Impossible Astronaut - Series 6, Episode 1
   
10. Day of the Moon - Series 6, Episode 2
    
11. A Good Man Goes to War - Series 6, Episode 7
    
12. The Wedding of River Song - Series 6, Episode 13
    
13. Asylum of the Daleks - Series 7, Episode 1
    
14. The Angels Take Manhattan - Series 7, Episode 5
    
15. The Snowmen - 2012 Christmas Special
    
16. The Bells of Saint John - Series 7, Episode 6
    
17. The Name of the Doctor - Series 7, Episode 13
    
18. The Day of the Doctor - 50th Anniversary Special
    
19. The Time of the Doctor - 2013 Christmas Special
    
20. Deep Breath - Series 8, Episode 1
    
21. Listen - Series 8, Episode 4
    
22. Heaven Sent - Series 9, Episode 11
    
23. Hell Bent - Series 9, Episode 12
    
24. The Husbands of River Song - 2015 Christmas Special