1. Cook potatoes in boiling water to cover 20 to 25 minutes or just until tender. Drain; cool 15 minutes. Cut into cubes.
2. Cook spinach according to package directions, and press between paper towels.
3. Whisk together cream cheese and next 8 ingredients in a large bowl. Stir in artichoke hearts, next 2 ingredients, and spinach; gently stir in potatoes. Sprinkle with potato chips; serve immediately.