Quick answers
- Does Showanna L. Ferguson accept Medicare assignment?
- Yes. Medicare's clinician data says Showanna L. Ferguson 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.
- How many Medicare patients does Showanna L. Ferguson see?
- In 2024, CMS data shows 29 Original Medicare patients and 34 services for Showanna L. Ferguson. This counts Original Medicare only and measures volume, not quality.
- What is Showanna L. Ferguson's NPI number?
- 1508495268. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Showanna L. Ferguson, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 29 |
|---|---|
| Services billed to Medicare | 34 |
| Different services or procedures | 7 |
| Participating Medicare provider | Yes |
| Average age of these patients | 72 |
Most frequent services
- Critical care, first 30-74 minutes (99291)16 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- Stroke or mini-stroke75%
- High cholesterol66%
- Diabetes41%
- Arthritis41%
- Chronic kidney disease38%
Hospitals where Showanna L. Ferguson works
Medicare's Facility Affiliation Data lists Showanna L. Ferguson at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Piedmont Hospital, IncAtlanta, GA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: not listed by Medicare · CCN 110083
Practice locations
Addresses where Showanna L. Ferguson is enrolled with Medicare (CMS data updated October 2, 2026).
- 1968 Peachtree Rd NWAtlanta, GA 30309 (404) 605‑5000
- 5150 Stilesboro N W Rd, Suite 220Kennesaw, GA 30152 (770) 424‑8222
- 625 Church NestMarietta, GA 30060 (770) 422‑2004
- 677 Church NestMarietta, GA 30060
- 677 Church St NE, Suite 100pMarietta, GA 30060 (470) 793‑8585
Group practices
Medicare enrollment lists Showanna L. Ferguson as a member of these groups (CMS data updated October 2, 2026).
- Wellstar Medical Group LLC3,093 clinicians in the group
- Piedmont Hospitalist Physicians LLC508 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Atlanta
Clinicians with the same Medicare primary specialty in Atlanta, 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 | NP |
|---|---|
| School | University Of Alabama School Of Medicine |
| Graduation year | 2021 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1508495268 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- 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