Quick answers
- Does Aikaterini Markopoulou accept Medicare assignment?
- Yes. Medicare's clinician data says Aikaterini Markopoulou 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 Aikaterini Markopoulou see?
- In 2024, CMS data shows 302 Original Medicare patients and 1,052 services for Aikaterini Markopoulou. This counts Original Medicare only and measures volume, not quality.
- What is Aikaterini Markopoulou's NPI number?
- 1568758696. 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 Aikaterini Markopoulou, 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 | 302 |
|---|---|
| Services billed to Medicare | 1,052 |
| Different services or procedures | 13 |
| Participating Medicare provider | Yes |
| Average age of these patients | 77 |
Most frequent services
- Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)410 services
- Electronic analysis of implanted brain, spinal cord, or peripheral neurostimulator generator with brain stimulator programming, each additional 15 minutes with qualified health professional (95984)290 services
- Electronic analysis of implanted brain, spinal cord, or peripheral neurostimulator generator with brain stimulator programming, first 15 minutes with qualified health professional (95983)149 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)142 services
- New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more (99205)34 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 pressure62%
- Arthritis54%
- Depression39%
- Anxiety33%
- Diabetes27%
Hospitals where Aikaterini Markopoulou works
Medicare's Facility Affiliation Data lists Aikaterini Markopoulou 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.
- Northshore University Healthsystem - Evanston HospitalEvanston, IL · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 140010
- Northwest Community Hospital 1Arlington Heights, IL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 140252
- Northwestern Lake Forest HospitalLake Forest, IL · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 140130
- Swedish HospitalChicago, IL · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 140114
Practice locations
Addresses where Aikaterini Markopoulou is enrolled with Medicare (CMS data updated October 2, 2026).
Group practices
Medicare enrollment lists Aikaterini Markopoulou as a member of these groups (CMS data updated October 2, 2026).
- Endeavor Health Medical Group3,350 clinicians in the group
- Select Rehabilitation, LLC2,046 clinicians in the group
Specialties
- Neurologyprimary
Other neurologists in Evanston
Clinicians with the same Medicare primary specialty in Evanston, IL — not a recommendation.
Other clinicians in Endeavor Health Medical Group
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1981 (45 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1568758696 |
| 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