Quick answers
- Does Onajefe S. Nelson-Twakor accept Medicare assignment?
- Yes. Medicare's clinician data says Onajefe S. Nelson-Twakor 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 Onajefe S. Nelson-Twakor see?
- In 2024, CMS data shows 1,378 Original Medicare patients and 2,361 services for Onajefe S. Nelson-Twakor. This counts Original Medicare only and measures volume, not quality.
- What is Onajefe S. Nelson-Twakor's NPI number?
- 1922217926. 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 Onajefe S. Nelson-Twakor, 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 | 1,378 |
|---|---|
| Services billed to Medicare | 2,361 |
| Different services or procedures | 54 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)1,442 services
- Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (93306)225 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)146 services
- Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)117 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)62 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%
- High cholesterol75%
- Arthritis52%
- Chronic kidney disease52%
- Ischemic heart disease50%
- Diabetes49%
Hospitals where Onajefe S. Nelson-Twakor works
Medicare's Facility Affiliation Data lists Onajefe S. Nelson-Twakor 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.
- Atrium Health Navicent PeachByron, GA · Critical Access Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 111310
- Atrium Health Navicent the Medical CenterMacon, GA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 110107
- Emory Houston Hospital Warner RobinsWarner Robins, GA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 110069
- Piedmont Macon Medical CenterMacon, GA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 110164
- Piedmont Macon North HospitalMacon, GA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 110201
Practice locations
Addresses where Onajefe S. Nelson-Twakor is enrolled with Medicare (CMS data updated October 2, 2026).
- 1120 Morningside DrPerry, GA 31069 (478) 987‑3600
- 770 Pine St, Suite 200Macon, GA 31201 (478) 338‑9161
- 777 Hemlock StMacon, GA 31201 (478) 633‑1000
Group practices
Medicare enrollment lists Onajefe S. Nelson-Twakor as a member of this group (CMS data updated October 2, 2026).
- Health Services of Central Georgia300 clinicians in the group
Specialties
Other cardiac electrophysiologists in Georgia
Clinicians with the same Medicare primary specialty in Georgia — not a recommendation.
Other clinicians in Health Services of Central Georgia
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1994 (32 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1922217926 |
| 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