Quick answers
- Does Eleni Z. Ioannidis accept Medicare assignment?
- Yes. Medicare's clinician data says Eleni Z. Ioannidis 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 Eleni Z. Ioannidis see?
- In 2024, CMS data shows 548 Original Medicare patients and 2,431 services for Eleni Z. Ioannidis. This counts Original Medicare only and measures volume, not quality.
- What is Eleni Z. Ioannidis's NPI number?
- 1275259616. 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 Eleni Z. Ioannidis, 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 | 548 |
|---|---|
| Services billed to Medicare | 2,431 |
| Different services or procedures | 30 |
| Participating Medicare provider | Yes |
| Average age of these patients | 77 |
Most frequent services
- Test for allergy using allergenic extract (95004)800 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)443 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)245 services
- Diagnostic exam of nasal passages using an endoscope (31231)210 services
- Removal of impacted ear wax (69210)204 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 pressure74%
- Arthritis54%
- Ischemic heart disease28%
- Anxiety26%
- Osteoporosis26%
Hospitals where Eleni Z. Ioannidis works
Medicare's Facility Affiliation Data lists Eleni Z. Ioannidis 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.
- CHI Health Bergan MercyOmaha, NE · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 280060
- CHI Health LakesideOmaha, NE · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 280130
- Methodist Fremont HealthFremont, NE · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 280077
- The Nebraska Medical CenterOmaha, NE · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 280013
- The Nebraska Methodist HospitalOmaha, NE · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 280040
Practice locations
Addresses where Eleni Z. Ioannidis is enrolled with Medicare (CMS data updated October 2, 2026).
- 16909 Lakeside Hills CtOmaha, NE 68130
- 3512 Samson Way, Suite 130Bellevue, NE 68123 (402) 408‑9625
Group practices
Medicare enrollment lists Eleni Z. Ioannidis as a member of these groups (CMS data updated October 2, 2026).
- Alegent Creighton Clinic963 clinicians in the group
- Ear Nose and Throat Consultants LLC8 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Omaha
Clinicians with the same Medicare primary specialty in Omaha, NE — not a recommendation.
Other clinicians in Alegent Creighton Clinic
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2022 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1275259616 |
| 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