Quick answers
- Does Yelena Tumashova accept Medicare assignment?
- Yes. Medicare's clinician data says Yelena Tumashova 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 Yelena Tumashova see?
- In 2024, CMS data shows 614 Original Medicare patients and 709 services for Yelena Tumashova. This counts Original Medicare only and measures volume, not quality.
- What is Yelena Tumashova's NPI number?
- 1720066210. 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 Yelena Tumashova, 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 | 614 |
|---|---|
| Services billed to Medicare | 709 |
| Different services or procedures | 11 |
| Participating Medicare provider | Yes |
| Average age of these patients | 72 |
Most frequent services
- Home sleep test (hst) with type iii portable monitor, unattended; minimum of 4 channels: 2 respiratory movement/airflow, 1 ecg/heart rate and 1 oxygen saturation (G0399)307 services
- Sleep study including heart rate, breathing, and sleep time (95800)150 services
- Sleep study in sleep lab with continuous airway pressure (6 years or older) (95811)111 services
- Sleep study in sleep lab (6 years or older) (95810)66 services
- New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)24 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%
- Arthritis49%
- Ischemic heart disease45%
- Diabetes37%
- Atrial fibrillation32%
Hospitals where Yelena Tumashova works
Medicare's Facility Affiliation Data lists Yelena Tumashova 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.
- Advocate Good Samaritan HospitalDowners Grove, IL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 140288
- Advocate Good Shepherd HospitalBarrington, IL · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 140291
- Advocate Illinois Masonic Medical CenterChicago, IL · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 140182
Practice locations
Addresses where Yelena Tumashova is enrolled with Medicare (CMS data updated October 2, 2026).
- 12340 S Harlem AvePalos Heights, IL 60463 (773) 684‑7000
- 1775 Dempster StPark Ridge, IL 60068
- 18210 S Lagrange Rd, 200 Advocate Med GroupTinley Park, IL 60487 (708) 479‑6636
- 214 McHenry RdBuffalo Grove, IL 60089 (847) 459‑1160
- 3815 Highland AveDowners Grove, IL 60515
Group practices
Medicare enrollment lists Yelena Tumashova as a member of this group (CMS data updated October 2, 2026).
- Advocate Health and Hospitals Corporation3,118 clinicians in the group
Specialties
- Neurologyprimary
- Sleep Medicinealso
Other neurologists in Palos Heights
Clinicians with the same Medicare primary specialty in Palos Heights, IL — not a recommendation.
Other clinicians in Advocate Health and Hospitals Corporation
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1992 (34 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1720066210 |
| 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