Find a Provider Rocky Mountain Health Plans. Health Details: Every year, Medicare evaluates plans based on a 5-star rating system. If you need help finding a network provider, please call 800-346-4643 (TTY 711) or visit www.rmhpMedicare.org to access our online searchable directory.If you would like a provider directory mailed to you, you may call the number above, request one at the website ....