19 players are tied for the most starts by an All-Star in a season, with 82 starts. The first three are Bradley Beal in 2018-19 and in 2017-18, Kemba Walker in 2018-19 and LeBron James in 2017-18.

most all star games started
Interpreted as:
most all star in a regular season games started by a player
2018-19Beal2018-19Walker2017-18Beal2017-18James2017-18Towns2015-16Harden2015-16Horford2014-15Lillard2014-15Paul2013-14Lillard2013-14Wall2012-13Westbrook2010-11Bryant2010-11Gasol2010-11Griffin2010-11Westbrook2009-10Durant2009-10Howard2009-10Stoudemire2008-09Bryant2007-08Bryant2007-08Howard2007-08Iverson2007-08Johnson2006-07Carter82828282828282828282828282828282828282828282828282
NAMESEASONTMGPGSALLSTARMPGPPGRPGAPGSPGBPGTPGFGMFGAFG%3PM3PA3P%FTMFTAFT%MINPTSREBASTSTLBLKTOVPF+/-
Bradley BealBradley Beal2018-19WASWAS8282136.925.65.05.51.50.72.79.319.647.52.57.335.14.45.580.83,0282,09941144812158224226-112
Kemba WalkerKemba Walker2018-19CHACHA8282134.925.64.45.91.20.42.68.920.543.43.28.935.64.65.584.42,8632,10236148410234211131+35
Bradley BealBradley Beal2017-18WASWAS8282136.322.64.44.51.20.42.68.318.146.02.46.537.53.64.579.12,9771,8573633739636214160+177
LeBron JamesLeBron James2017-18CLECLE8282136.927.58.69.11.40.94.210.519.354.21.85.036.74.76.573.13,0262,25170974711671347136+104
Karl-Anthony TownsKarl-Anthony Towns2017-18MINMIN8282135.621.312.32.40.81.41.97.814.354.51.53.542.14.24.985.82,9181,7431,01219964115159285+371
James HardenJames Harden2015-16HOUHOU8282138.129.06.17.51.70.64.68.719.743.92.98.035.98.810.286.03,1252,37650161213951374229+125
Al HorfordAl Horford2015-16ATLATL8282132.115.27.33.20.81.51.36.512.850.51.13.134.41.31.679.82,6311,24959626368121107163+231
Damian LillardDamian Lillard2014-15PORPOR8282135.721.04.66.21.20.32.77.216.643.42.47.034.34.24.986.42,9251,7203785079721222164+302
Chris PaulChris Paul2014-15LACLAC8282134.819.14.610.21.90.22.36.914.348.51.74.339.83.53.990.02,8571,56437683815615190203+734
Damian LillardDamian Lillard2013-14PORPOR8282135.820.73.55.60.80.32.46.715.942.42.76.839.44.55.287.12,9371,6952884576422193197+358
John WallJohn Wall2013-14WASWAS8282136.319.34.18.81.80.53.67.116.343.31.33.835.13.94.880.52,9801,58333372114940295219+197
Russell WestbrookRussell Westbrook2012-13OKCOKC8282134.923.25.27.41.80.33.38.218.743.81.23.732.35.67.080.02,8611,90342860714524273189+634
Kobe BryantKobe Bryant2010-11LALLAL8282133.925.35.14.71.20.13.09.020.045.11.44.332.35.97.182.82,7792,0784193889912243172+422
Pau GasolPau Gasol2010-11LALLAL8282137.018.810.23.30.61.61.77.213.752.90.00.033.34.35.282.33,0371,54183627348130142203+531
Blake GriffinBlake Griffin2010-11LACLAC8282138.022.512.13.80.80.52.78.516.850.60.10.329.25.48.564.23,1121,8459893126345223252-146
Russell WestbrookRussell Westbrook2010-11OKCOKC8282134.721.94.68.21.90.43.97.517.044.20.41.333.06.57.784.22,8471,79337967015530316207+117
Kevin DurantKevin Durant2009-10OKCOKC8282139.530.17.62.81.41.03.39.720.347.61.64.336.59.210.290.03,2392,47262323111284271171+431
Dwight HowardDwight Howard2009-10ORLORL8282134.718.313.21.80.92.83.36.210.261.20.00.10.05.910.059.22,8431,5031,08214475228274287+619
Amar'e StoudemireAmar'e Stoudemire2009-10PHXPHX8282134.623.18.91.00.61.02.68.615.455.70.00.116.75.97.777.12,8381,896732825283213281+321
Kobe BryantKobe Bryant2008-09LALLAL8282136.126.85.24.91.50.52.69.820.946.71.44.135.15.96.985.62,9602,20142939912037210189+657
Kobe BryantKobe Bryant2007-08LALLAL8282138.928.36.35.41.80.53.19.520.645.91.85.136.17.69.084.03,1922,32351744115140257227+598
Dwight HowardDwight Howard2007-08ORLORL8282137.720.714.21.30.92.13.27.111.959.90.00.00.06.510.959.03,0881,6951,16111074176263274+484
Allen IversonAllen Iverson2007-08DENDEN8282141.826.43.07.12.00.13.08.719.045.81.23.434.57.99.780.93,4242,16424358616012245109+361
Joe JohnsonJoe Johnson2007-08ATLATL8282140.821.74.55.81.00.22.77.918.343.22.15.438.13.94.683.43,3431,7793674748418223168-18
Vince CarterVince Carter2006-07NJNNJN8282138.125.26.04.81.00.42.68.919.545.41.95.335.75.67.080.23,1262,0704923938230217266+56
StatMuse has season-level data for games started going back to the 1981-82 season.