Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. William Rayburn, MD, MBA

Individual provider Obstetrics & Gynecology Physician · NPI 1922015999

Dr. William Rayburn, MD, MBA is a Psychiatry in Isle of Palms, South Carolina. Graduated from University of Kentucky College of Medicine in 1975, 51 years ago. Practices with Sweetgrass Psychiatry LLC, a 24-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in New Mexico and South Carolina.

Years since qualifying
51
Trained at
University of Kentucky College of Medicine
Licensed in
NM, SC
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
MBA — Master of Business Administration
A graduate business degree.

See every abbreviation used in this directory →

Practice location Address checks out

103 Palm Blvd Ste 2A
Isle of Palms, SC 29451-2165
Phone: (843) 800-1303
Fax: (888) 316-7716
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 710 Johnnie Dodds Blvd Ste 200, Mount Pleasant, SC 29464-3045 — (843) 800-1303

Specialties & licences

Child & Adolescent Psychiatry Physician (primary) Taxonomy 2084P0804X · Licence MD83276 (SC)
Obstetrics & Gynecology Physician Taxonomy 207V00000X · Licence 99-106 (NM)

Record details

NPI number1922015999
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , MBA
Sole proprietorNo
NPI enumeratedAugust 2, 2006
Last updated in NPPESJune 2, 2021
Certification dateJune 2, 2021

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPSYCHIATRY
Medical schoolUNIVERSITY OF KENTUCKY COLLEGE OF MEDICINE
Graduated 1975 (51 years in practice)
Group practice Sweetgrass Psychiatry Llc — 24 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount