Quick answers
- Does Margaret T. Nguyen accept Medicare assignment?
- Yes. Medicare's clinician data says Margaret T. Nguyen 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 Margaret T. Nguyen see?
- In 2024, CMS data shows 93 Original Medicare patients and 95 services for Margaret T. Nguyen. This counts Original Medicare only and measures volume, not quality.
- What is Margaret T. Nguyen's NPI number?
- 1790704682. 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 Margaret T. Nguyen, 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 | 93 |
|---|---|
| Services billed to Medicare | 95 |
| Different services or procedures | 30 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (00731)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 pressure71%
- Arthritis60%
- Diabetes34%
- Chronic kidney disease30%
- Ischemic heart disease29%
Hospitals where Margaret T. Nguyen works
Medicare's Facility Affiliation Data lists Margaret T. Nguyen 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.
- Emory Johns Creek HospitalJohns Creek, GA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 110230
- Saint Joseph's Hospital of Atlanta, IncAtlanta, GA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 110082
Practice locations
Addresses where Margaret T. Nguyen is enrolled with Medicare (CMS data updated October 2, 2026).
- 1821 Clifton Rd NEAtlanta, GA 30329 (404) 728‑6812
- 5671 Peachtree Dunwoody Rd, Suite 800Atlanta, GA 30342 (404) 257‑1415
Group practices
Medicare enrollment lists Margaret T. Nguyen as a member of these groups (CMS data updated October 2, 2026).
- Emory Specialty Associates, LLC726 clinicians in the group
- Physician Specialists in Anesthesia, P.C.112 clinicians in the group
Specialties
- Anesthesiology Assistantprimary
Other anesthesiologist assistants in Atlanta
Clinicians with the same Medicare primary specialty in Atlanta, GA — not a recommendation.
Other clinicians in Emory Specialty Associates, LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | AA |
|---|---|
| School | Emory University School Of Medicine |
| Graduation year | 2004 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1790704682 |
| 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