Source does not mention any other II./SG 4 losses.
for other Fw 190 units, there were more...of course. They met 8.USAAF in the air
Tony Wood lists mentions as follows:
Air Defence of the Reich [RLV]: 11. January 1944
Unit Commander Luftkampf Claims KiA WiA 100-60% 60%
I./ZG 26 n.n. 5 B-17: 1 B-17 HSS: 1 Spitfire 6 4 6 5
II./ZG 26 Hptm. Tratt 3 B-17 2 3 2 3
III./JG 54 Hptm. Schnell 9 B-17: 2 P-51 2 - 3 1
I./JG 302 Hptm. Lewens 1 B-17 - 3 3 2
Jasta Erla Hptm. Laube - 1 - 1 1
I-III./NJG 5 Oberst Radusch 2 B-17: 3 B-17 HSS - 3 3 1
Sd.Kdo.OKL n.n. 3 B-17 - - - -
Stab/JG 1 Oberst Oesau - - - - -
I./JG 1 Hptm. Schnoor 4 B-17: 1 B-17 HSS - - 6 3
II./JG 1 Hptm. Hoeckner 10 B-17: 1 B-17 HSS: 1 e.V. 1 1 3 1
III./JG 1 Hptm. Eberle 1 B-17: 1 e.V. 2 P-47 1 - 1 -
Sturmst. 1 Hptm. Kornatzki 1 B-17 - - - -
10./JG 2 Hptm. Schenkbier 1 B-17: 2 Type unknown - - 1 -
I./JG 3 Maj. Quaet-Faslem 2 B-17 - - - -
I./JG 300 Hptm. Stamp 1 B-17 - - - -
I-IV./NJG 1 Obstlt. Streib 3 B-17 - - - -
I-III./NJG 2 Maj. Sayn-Wittgenstein - 2 - 1 1
Stab/JG 11 Obstlt. Graf - - 1 - -
I./JG 11 Hptm. Hermichen 1 B-17: 1 B-17 HSS - - - 1
II./JG 11 Hptm. Specht 10 B-17: 1 P-47 3 4 4 6
III./JG 11 Hptm. Hackl 8 B-17: 1 B-17 HSS 3 - 4 1
10./JG 11 Oblt. Grosser - - - - -
11./JG 11 Oblt. Christmann - - 1 1 1
Z-ErgGr. Hptm. Habicht KiA 1 B-17 - - - -
I-III./NJG 3 Oberst Lent 7 B-17 7 1 4 1
I./JG 26 Hptm. Borris 9 B-17 + others - - 2 -
II./JG 26 Maj. Gäth 1 B-17: 1 B-17 HSS: 1 e.V.: 1 P-47 - - 1 -
V./KG 2 Hptm. Heintz - 2 1 1 1
II./JG 27 Hptm. Schroer 1 B-17 HSS: 6 B-24: 2 B-24 HSS: 1 P-47 - - - -
I./ZG 76 n.n. 9 B-17 1 - 2 1
III./ZG 76 Hptm. Kiel 1 B-17 3 - 2 -
I-III./NJG 6 Maj. Schaffer - 2 - 1 -
Claims & Casualties Reichsluftverteidigung 11.1.44: - - 38 22 53 31