diff --git a/src/compiler/checker.ts b/src/compiler/checker.ts
index 87aa1e346265d..299deb8cf84c1 100644
--- a/src/compiler/checker.ts
+++ b/src/compiler/checker.ts
@@ -5652,7 +5652,7 @@ namespace ts {
                                     visitNode(p.type, visitExistingNodeTreeSymbols),
                                     /*initializer*/ undefined
                                 )),
-                                visitNode(newTypeNode || node.type, visitExistingNodeTreeSymbols)
+                                visitNode(newTypeNode || node.type, visitExistingNodeTreeSymbols) || createKeywordTypeNode(SyntaxKind.AnyKeyword)
                             );
                         }
                         else {
@@ -5667,11 +5667,11 @@ namespace ts {
                                     visitNode(p.type, visitExistingNodeTreeSymbols),
                                     /*initializer*/ undefined
                                 )),
-                                visitNode(node.type, visitExistingNodeTreeSymbols)
+                                visitNode(node.type, visitExistingNodeTreeSymbols) || createKeywordTypeNode(SyntaxKind.AnyKeyword)
                             );
                         }
                     }
-                    if (isTypeReferenceNode(node) && isInJSDoc(node) && (getIntendedTypeFromJSDocTypeReference(node) || unknownSymbol === resolveTypeReferenceName(getTypeReferenceName(node), SymbolFlags.Type, /*ignoreErrors*/ true))) {
+                    if (isTypeReferenceNode(node) && isInJSDoc(node) && (!existingTypeNodeIsNotReferenceOrIsReferenceWithCompatibleTypeArgumentCount(node, getTypeFromTypeNode(node)) || getIntendedTypeFromJSDocTypeReference(node) || unknownSymbol === resolveTypeReferenceName(getTypeReferenceName(node), SymbolFlags.Type, /*ignoreErrors*/ true))) {
                         return setOriginalNode(typeToTypeNodeHelper(getTypeFromTypeNode(node), context), node);
                     }
                     if (isLiteralImportTypeNode(node)) {
diff --git a/tests/baselines/reference/jsDeclarationsMissingTypeParameters.js b/tests/baselines/reference/jsDeclarationsMissingTypeParameters.js
new file mode 100644
index 0000000000000..72f6db079f740
--- /dev/null
+++ b/tests/baselines/reference/jsDeclarationsMissingTypeParameters.js
@@ -0,0 +1,59 @@
+//// [file.js]
+/**
+  * @param {Array=} y desc
+  */
+function x(y) { }
+
+// @ts-ignore
+/** @param {function (Array)} func Invoked
+ */
+function y(func) { return; }
+
+/**
+ * @return {(Array.<> | null)} list of devices
+ */
+function z() { return null ;}
+
+/**
+ * 
+ * @return {?Promise} A promise
+ */
+function w() { return null; }
+
+//// [file.js]
+/**
+  * @param {Array=} y desc
+  */
+function x(y) { }
+// @ts-ignore
+/** @param {function (Array)} func Invoked
+ */
+function y(func) { return; }
+/**
+ * @return {(Array.<> | null)} list of devices
+ */
+function z() { return null; }
+/**
+ *
+ * @return {?Promise} A promise
+ */
+function w() { return null; }
+
+
+//// [file.d.ts]
+/**
+  * @param {Array=} y desc
+  */
+declare function x(y?: any[] | undefined): void;
+/** @param {function (Array)} func Invoked
+ */
+declare function y(func: (arg0: any[]) => any): void;
+/**
+ * @return {(Array.<> | null)} list of devices
+ */
+declare function z(): (any[] | null);
+/**
+ *
+ * @return {?Promise} A promise
+ */
+declare function w(): Promise<any> | null;
diff --git a/tests/baselines/reference/jsDeclarationsMissingTypeParameters.symbols b/tests/baselines/reference/jsDeclarationsMissingTypeParameters.symbols
new file mode 100644
index 0000000000000..d1039f3fba6a0
--- /dev/null
+++ b/tests/baselines/reference/jsDeclarationsMissingTypeParameters.symbols
@@ -0,0 +1,28 @@
+=== tests/cases/conformance/jsdoc/declarations/file.js ===
+/**
+  * @param {Array=} y desc
+  */
+function x(y) { }
+>x : Symbol(x, Decl(file.js, 0, 0))
+>y : Symbol(y, Decl(file.js, 3, 11))
+
+// @ts-ignore
+/** @param {function (Array)} func Invoked
+ */
+function y(func) { return; }
+>y : Symbol(y, Decl(file.js, 3, 17))
+>func : Symbol(func, Decl(file.js, 8, 11))
+
+/**
+ * @return {(Array.<> | null)} list of devices
+ */
+function z() { return null ;}
+>z : Symbol(z, Decl(file.js, 8, 28))
+
+/**
+ * 
+ * @return {?Promise} A promise
+ */
+function w() { return null; }
+>w : Symbol(w, Decl(file.js, 13, 29))
+
diff --git a/tests/baselines/reference/jsDeclarationsMissingTypeParameters.types b/tests/baselines/reference/jsDeclarationsMissingTypeParameters.types
new file mode 100644
index 0000000000000..cd2fc54197385
--- /dev/null
+++ b/tests/baselines/reference/jsDeclarationsMissingTypeParameters.types
@@ -0,0 +1,30 @@
+=== tests/cases/conformance/jsdoc/declarations/file.js ===
+/**
+  * @param {Array=} y desc
+  */
+function x(y) { }
+>x : (y?: any[] | undefined) => void
+>y : any[]
+
+// @ts-ignore
+/** @param {function (Array)} func Invoked
+ */
+function y(func) { return; }
+>y : (func: (arg0: any[]) => any) => void
+>func : (arg0: any[]) => any
+
+/**
+ * @return {(Array.<> | null)} list of devices
+ */
+function z() { return null ;}
+>z : () => (any[] | null)
+>null : null
+
+/**
+ * 
+ * @return {?Promise} A promise
+ */
+function w() { return null; }
+>w : () => Promise<any> | null
+>null : null
+
diff --git a/tests/baselines/reference/jsdocParseDotDotDotInJSDocFunction.types b/tests/baselines/reference/jsdocParseDotDotDotInJSDocFunction.types
index b015f0f50c3e0..6bc60f6d34432 100644
--- a/tests/baselines/reference/jsdocParseDotDotDotInJSDocFunction.types
+++ b/tests/baselines/reference/jsdocParseDotDotDotInJSDocFunction.types
@@ -2,7 +2,7 @@
 // from bcryptjs
 /** @param {function(...[*])} callback */
 function g(callback) {
->g : (callback: (...args: [any][]) => ) => void
+>g : (callback: (...args: [any][]) => any) => void
 >callback : (...arg0: [any][]) => any
 
     callback([1], [2], [3])
diff --git a/tests/cases/conformance/jsdoc/declarations/jsDeclarationsMissingTypeParameters.ts b/tests/cases/conformance/jsdoc/declarations/jsDeclarationsMissingTypeParameters.ts
new file mode 100644
index 0000000000000..c924ef7455282
--- /dev/null
+++ b/tests/cases/conformance/jsdoc/declarations/jsDeclarationsMissingTypeParameters.ts
@@ -0,0 +1,26 @@
+// @allowJs: true
+// @checkJs: true
+// @target: es5
+// @outDir: ./out
+// @declaration: true
+// @filename: file.js
+/**
+  * @param {Array=} y desc
+  */
+function x(y) { }
+
+// @ts-ignore
+/** @param {function (Array)} func Invoked
+ */
+function y(func) { return; }
+
+/**
+ * @return {(Array.<> | null)} list of devices
+ */
+function z() { return null ;}
+
+/**
+ * 
+ * @return {?Promise} A promise
+ */
+function w() { return null; }
\ No newline at end of file