/usr/include/dcmtk/dcmpstat/ is in libdcmtk2-dev 3.6.0-15.
This file is owned by root:root, with mode 0o755.
..
/usr/include/dcmtk/dcmpstat/dcmpstat.h
/usr/include/dcmtk/dcmpstat/dvcache.h
/usr/include/dcmtk/dcmpstat/dviface.h
/usr/include/dcmtk/dcmpstat/dvpsab.h
/usr/include/dcmtk/dcmpstat/dvpsabl.h
/usr/include/dcmtk/dcmpstat/dvpsal.h
/usr/include/dcmtk/dcmpstat/dvpsall.h
/usr/include/dcmtk/dcmpstat/dvpscf.h
/usr/include/dcmtk/dcmpstat/dvpscu.h
/usr/include/dcmtk/dcmpstat/dvpscul.h
/usr/include/dcmtk/dcmpstat/dvpsda.h
/usr/include/dcmtk/dcmpstat/dvpsdal.h
/usr/include/dcmtk/dcmpstat/dvpsdef.h
/usr/include/dcmtk/dcmpstat/dvpsfs.h
/usr/include/dcmtk/dcmpstat/dvpsga.h
/usr/include/dcmtk/dcmpstat/dvpsgal.h
/usr/include/dcmtk/dcmpstat/dvpsgl.h
/usr/include/dcmtk/dcmpstat/dvpsgll.h
/usr/include/dcmtk/dcmpstat/dvpsgr.h
/usr/include/dcmtk/dcmpstat/dvpsgrl.h
/usr/include/dcmtk/dcmpstat/dvpshlp.h
/usr/include/dcmtk/dcmpstat/dvpsib.h
/usr/include/dcmtk/dcmpstat/dvpsibl.h
/usr/include/dcmtk/dcmpstat/dvpsmsg.h
/usr/include/dcmtk/dcmpstat/dvpsov.h
/usr/include/dcmtk/dcmpstat/dvpsovl.h
/usr/include/dcmtk/dcmpstat/dvpspl.h
/usr/include/dcmtk/dcmpstat/dvpspll.h
/usr/include/dcmtk/dcmpstat/dvpspr.h
/usr/include/dcmtk/dcmpstat/dvpsprt.h
/usr/include/dcmtk/dcmpstat/dvpsri.h
/usr/include/dcmtk/dcmpstat/dvpsril.h
/usr/include/dcmtk/dcmpstat/dvpsrs.h
/usr/include/dcmtk/dcmpstat/dvpsrsl.h
/usr/include/dcmtk/dcmpstat/dvpssp.h
/usr/include/dcmtk/dcmpstat/dvpsspl.h
/usr/include/dcmtk/dcmpstat/dvpssv.h
/usr/include/dcmtk/dcmpstat/dvpssvl.h
/usr/include/dcmtk/dcmpstat/dvpstat.h
/usr/include/dcmtk/dcmpstat/dvpstx.h
/usr/include/dcmtk/dcmpstat/dvpstxl.h
/usr/include/dcmtk/dcmpstat/dvpstyp.h
/usr/include/dcmtk/dcmpstat/dvpsvl.h
/usr/include/dcmtk/dcmpstat/dvpsvll.h
/usr/include/dcmtk/dcmpstat/dvpsvw.h
/usr/include/dcmtk/dcmpstat/dvpsvwl.h
/usr/include/dcmtk/dcmpstat/dvsighdl.h