diff --git a/CODEOWNERS b/CODEOWNERS
index 99d6697f2..d80e25b09 100644
--- a/CODEOWNERS
+++ b/CODEOWNERS
@@ -36,7 +36,6 @@ physics/GWD/ugwpv1_gsldrag_post.*                                            @md
 physics/GWD/unified_ugwp*                                                    @mdtoyNOAA                                @grantfirl @Qingfu-Liu @dustinswales
 physics/MP/Ferrier_Aligo/module_MP_FER_HIRES.*                               @ericaligo-NOAA                           @grantfirl @Qingfu-Liu @dustinswales
 physics/MP/Ferrier_Aligo/mp_fer_hires.*                                      @ericaligo-NOAA                           @grantfirl @Qingfu-Liu @dustinswales
-physics/MP/GFDL/GFDL_parse_tracers.F90                                                                                 @grantfirl @Qingfu-Liu @dustinswales
 physics/MP/GFDL/gfdl_cloud_microphys.*                                       @RuiyuSun                                 @grantfirl @Qingfu-Liu @dustinswales
 physics/MP/GFDL/module_gfdl_cloud_microphys.*                                @RuiyuSun                                 @grantfirl @Qingfu-Liu @dustinswales
 physics/MP/GFDL/fv_sat_adj.*                                                 @RuiyuSun                                 @grantfirl @Qingfu-Liu @dustinswales
diff --git a/physics/MP/GFDL/GFDL_parse_tracers.F90 b/physics/MP/GFDL/GFDL_parse_tracers.F90
deleted file mode 100644
index 670c292ee..000000000
--- a/physics/MP/GFDL/GFDL_parse_tracers.F90
+++ /dev/null
@@ -1,45 +0,0 @@
-!>\file GFDL_parse_tracers.F90
-!!
-
-!> This module contains code to parse tracers in GFDL MP
-module parse_tracers
-
-  integer, parameter :: NO_TRACER = -99
-
-  public get_tracer_index, NO_TRACER
-
-CONTAINS
-
-  function get_tracer_index (tracer_names, name, me, master, debug)
-
-    character(len=32), intent(in) :: tracer_names(:)
-    character(len=*),  intent(in) :: name
-    integer,           intent(in) :: me
-    integer,           intent(in) :: master
-    logical,           intent(in) :: debug
-    !--- local variables
-    integer :: get_tracer_index
-    integer :: i
-
-    get_tracer_index = NO_TRACER
-
-    do i=1, size(tracer_names)
-       if (trim(name) == trim(tracer_names(i))) then
-           get_tracer_index = i
-           exit
-       endif
-    enddo
-
-    if (debug .and. (me == master)) then
-      if (get_tracer_index == NO_TRACER) then
-        print *,' PE ',me,' tracer with name '//trim(name)//' not found'
-      else
-        print *,' PE ',me,' tracer FOUND:',trim(name)
-      endif
-    endif
-
-    return
-
-  end function get_tracer_index
-
-end module parse_tracers
diff --git a/physics/docs/ccpp_doxyfile b/physics/docs/ccpp_doxyfile
index 7e40361ae..4f62402e6 100644
--- a/physics/docs/ccpp_doxyfile
+++ b/physics/docs/ccpp_doxyfile
@@ -1066,7 +1066,6 @@ EXCLUDE                = ../Radiation/RRTMGP/rte-rrtmgp \
                          ../MP/Ferrier_Aligo \
                          ../MP/Zhao_Carr \
                          ../PBL/MYJ \
-                         ../MP/GFDL/GFDL_parse_tracers.F90 \
                          ../PBL/HEDMF \
                          ../PBL/SHOC \
                          ../PBL/saYSU \