diff --git a/features/nanostack/mbed-mesh-api/mbed-mesh-api/WisunInterface.h b/features/nanostack/mbed-mesh-api/mbed-mesh-api/WisunInterface.h
index ee475dfef20..0a4a43b5dc6 100644
--- a/features/nanostack/mbed-mesh-api/mbed-mesh-api/WisunInterface.h
+++ b/features/nanostack/mbed-mesh-api/mbed-mesh-api/WisunInterface.h
@@ -166,6 +166,22 @@ class WisunInterface : public MeshInterfaceNanostack {
      * */
     mesh_error_t validate_network_regulatory_domain(uint8_t regulatory_domain, uint8_t operating_class, uint8_t operating_mode);
 
+    /**
+     * \brief Set Wi-SUN network PHY mode and channel plan IDs.
+     *
+     * Function stores new parameters to mbed-mesh-api and uses them when connect() is called next time.
+     * If device is already connected to the Wi-SUN network then device will restart network discovery after
+     * changing the phy_mode_id or channel_plan_id.
+     *
+     * Function overwrites parameters defined by Mbed OS configuration.
+     *
+     * \param phy_mode_id Values defined in Wi-SUN PHY-specification. Use 0xff to leave parameter unchanged.
+     * \param channel_plan_id Values defined in Wi-SUN PHY-specification.  Use 0xff to leave parameter unchanged.
+     * \return MESH_ERROR_NONE on success.
+     * \return MESH_ERROR_UNKNOWN in case of failure.
+     * */
+    mesh_error_t set_network_phy_mode_and_channel_plan_id(uint8_t phy_mode_id, uint8_t channel_plan_id);
+
     /**
      * \brief Set Wi-SUN network size.
      *
diff --git a/features/nanostack/mbed-mesh-api/mbed_lib.json b/features/nanostack/mbed-mesh-api/mbed_lib.json
index 2bc76a35fd6..9a074ecbd43 100644
--- a/features/nanostack/mbed-mesh-api/mbed_lib.json
+++ b/features/nanostack/mbed-mesh-api/mbed_lib.json
@@ -136,6 +136,14 @@
             "help": "Operating mode. Use 255 to use Nanostack default",
             "value": "255"
         },
+        "wisun-phy-mode-id": {
+            "help": "PHY mode ID as specified in the Wi-SUN PHY Specification. With default value 255, parameter is not used.",
+            "value": "255"
+        },
+        "wisun-channel-plan-id": {
+            "help": "Channel plan ID as specified in the Wi-SUN PHY Specification. With default value 255, parameter is not used.",
+            "value": "255"
+        },
         "wisun-uc-channel-function": {
             "help": "Unicast channel function.",
             "value": "255"
diff --git a/features/nanostack/mbed-mesh-api/source/WisunInterface.cpp b/features/nanostack/mbed-mesh-api/source/WisunInterface.cpp
index 1d5cf656f4a..a3be0f52cbb 100644
--- a/features/nanostack/mbed-mesh-api/source/WisunInterface.cpp
+++ b/features/nanostack/mbed-mesh-api/source/WisunInterface.cpp
@@ -98,6 +98,15 @@ nsapi_error_t WisunInterface::configure()
     }
 #endif
 
+#if (MBED_CONF_MBED_MESH_API_WISUN_PHY_MODE_ID != 255) || (MBED_CONF_MBED_MESH_API_WISUN_CHANNEL_PLAN_ID != 255)
+    status = set_network_phy_mode_and_channel_plan_id(MBED_CONF_MBED_MESH_API_WISUN_PHY_MODE_ID,
+                                                      MBED_CONF_MBED_MESH_API_WISUN_CHANNEL_PLAN_ID);
+    if (status != MESH_ERROR_NONE) {
+        tr_error("Failed to set PHY mode and channel plan ID!");
+        return NSAPI_ERROR_PARAMETER;
+    }
+#endif
+
 #if (MBED_CONF_MBED_MESH_API_WISUN_UC_CHANNEL_FUNCTION != 255)
     status = set_unicast_channel_function(static_cast<mesh_channel_function_t>(MBED_CONF_MBED_MESH_API_WISUN_UC_CHANNEL_FUNCTION),
                                           MBED_CONF_MBED_MESH_API_WISUN_UC_FIXED_CHANNEL,
@@ -306,6 +315,20 @@ mesh_error_t WisunInterface::validate_network_regulatory_domain(uint8_t regulato
     return MESH_ERROR_NONE;
 }
 
+mesh_error_t WisunInterface::set_network_phy_mode_and_channel_plan_id(uint8_t phy_mode_id, uint8_t channel_plan_id)
+{
+    int status = ws_management_phy_mode_id_set(get_interface_id(), phy_mode_id);
+    if (status != 0) {
+        return MESH_ERROR_UNKNOWN;
+    }
+    status = ws_management_channel_plan_id_set(get_interface_id(), channel_plan_id);
+    if (status != 0) {
+        return MESH_ERROR_UNKNOWN;
+    }
+
+    return MESH_ERROR_NONE;
+}
+
 mesh_error_t WisunInterface::set_network_size(uint8_t network_size)
 {
     if (network_size == 0xff) {