Quick answers
- Does Sierra J. Whitehead accept Medicare assignment?
- Yes. Medicare's clinician data says Sierra J. Whitehead accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Sierra J. Whitehead's NPI number?
- 1154186799. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Sierra J. Whitehead is enrolled with Medicare (CMS data updated October 2, 2026).
- 5150 Stilesboro N W Rd, Suite 220Kennesaw, GA 30152 (770) 424‑8222
- 619 S 8th StGriffin, GA 30224
- 8954 Hospital DrDouglasville, GA 30134 (678) 838‑2585
Group practices
Medicare enrollment lists Sierra J. Whitehead as a member of this group (CMS data updated October 2, 2026).
- Wellstar Medical Group LLC3,093 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Kennesaw
Clinicians with the same Medicare primary specialty in Kennesaw, GA — not a recommendation.
Other clinicians in Wellstar Medical Group LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2025 (1 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1154186799 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians