Quick answers
- Does Michelle Wiwi accept Medicare assignment?
- Medicare's clinician data says Michelle Wiwi may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- How many Medicare patients does Michelle Wiwi see?
- In 2024, CMS data shows 105 Original Medicare patients and 106 services for Michelle Wiwi. This counts Original Medicare only and measures volume, not quality.
- What is Michelle Wiwi's NPI number?
- 1427606466. 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 Michelle Wiwi, 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 | 105 |
|---|---|
| Services billed to Medicare | 106 |
| Different services or procedures | 22 |
| Participating Medicare provider | Yes |
| Average age of these patients | 72 |
Most frequent services
- Anesthesia for lens surgery (00142)31 services
- Anesthesia for other procedure on large bowel using an endoscope (00811)16 services
- Anesthesia for exam of colon using an endoscope (00812)11 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 cholesterol75%
- High blood pressure72%
- Arthritis36%
- Diabetes24%
- Ischemic heart disease24%
- Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)24%
Hospitals where Michelle Wiwi works
Medicare's Facility Affiliation Data lists Michelle Wiwi 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.
- Wellstar North Fulton Medical CenterRoswell, GA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: not listed by Medicare · CCN 110198
Practice locations
Addresses where Michelle Wiwi is enrolled with Medicare (CMS data updated October 2, 2026).
- 2131 Fountain DrSnellville, GA 30078 (770) 702‑1806
- 5730 Glenridge Dr, Suite 400Sandy Springs, GA 30328 (404) 252‑3074
- 5995 Barfield RdSandy Springs, GA 30328
- 780 Canton Rd NE, Suite 100and250Marietta, GA 30060 (770) 422‑1579
Group practices
Medicare enrollment lists Michelle Wiwi as a member of these groups (CMS data updated October 2, 2026).
- Mak Anesthesia Holdings, LLC385 clinicians in the group
- Mak Anesthesia Georgia, LLC110 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Georgia →
Other nurse anesthetists in Snellville
Clinicians with the same Medicare primary specialty in Snellville, GA — not a recommendation.
Other clinicians in Mak Anesthesia Holdings, LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2014 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1427606466 |
| 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