Health One understands that choosing a health care provider is a difficult decision to make, therefore we are committed to helping you make the best decision in provider selections. Our providers are subject to stringent credentialing processes and share the belief that the patient is number one. By carrying a Health One identification card you may take comfort in knowing that a Health One provider is among the best in his or her field. For help in selecting a provider, members may call 800/842-5758 or click the provider look-up feature below.