Directory of U.S. Nurse Practitioners (NP)
- William Shaw, NP/CNM/DNP
- William Sherrill, NP/CNM/DNP
- William Shrewsberry, NP/CNM/DNP
- William Siegal, NP/CNM/DNP
- William Sing, NP/CNM/DNP
- William Skibicki, NP/CNM/DNP
- William Sloan, NP/CNM/DNP
- William Smalstig, NP/CNM/DNP
- William Smith, NP/CNM/DNP
- William Song, NP/CNM/DNP
- William Spaletta, NP/CNM/DNP
- William Spaner, NP/CNM/DNP
- William Spears, NP/CNM/DNP
- William Specht, NP/CNM/DNP
- William Spicer, NP/CNM/DNP
- William Stafford, NP/CNM/DNP
- William Stanberry, NP/CNM/DNP
- William Stanford, NP/CNM/DNP
- William Stephens, NP/CNM/DNP
- William Stiles, NP/CNM/DNP
- William Strahan, NP/CNM/DNP
- William Sunnock, NP/CNM/DNP
- William Sutton-Ohannesian, NP/CNM/DNP
- William Swanson, NP/CNM/DNP
- William Swenson, NP/CNM/DNP
- William Taylor, NP/CNM/DNP
- William Teague, NP/CNM/DNP
- William Terrazas, NP/CNM/DNP
- William Thornton, NP/CNM/DNP
- William Thummel, NP/CNM/DNP
- William Tompkins, NP/CNM/DNP
- William Tucker, NP/CNM/DNP
- William Turner, NP/CNM/DNP
- William Tyner, NP/CNM/DNP
- William Vaughan, NP/CNM/DNP
- William Vaughn, NP/CNM/DNP
- William Vila, NP/CNM/DNP
- William Walden, NP/CNM/DNP
- William Wallington, NP/CNM/DNP
- William Ward, NP/CNM/DNP
- William Watson, NP/CNM/DNP
- William Watson, NP/CNM/DNP
- William Watts, NP/CNM/DNP
- William Webb, NP/CNM/DNP
- William Weeks, NP/CNM/DNP
- William Wilson, NP/CNM/DNP
- William Wilson, NP/CNM/DNP
- William Wimett, NP/CNM/DNP
- William Wolfe, NP/CNM/DNP
- William Woods, NP/CNM/DNP