Quick answers
- Does Natalie N. Coorlas accept Medicare assignment?
- Yes. Medicare's clinician data says Natalie N. Coorlas 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 Natalie N. Coorlas see?
- In 2024, CMS data shows 273 Original Medicare patients and 1,159 services for Natalie N. Coorlas. This counts Original Medicare only and measures volume, not quality.
- What is Natalie N. Coorlas's NPI number?
- 1447774435. 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 Natalie N. Coorlas, 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 | 273 |
|---|---|
| Services billed to Medicare | 1,159 |
| Different services or procedures | 31 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Injection, triamcinolone acetonide, not otherwise specified, 10 mg (J3301)368 services
- Aspiration and/or injection of fluid from large joint (20610)105 services
- Replacement of knee joint, both sides of knee (27447)92 services
- Replacement of thigh bone and hip joint with prosthesis (27130)88 services
- Hyaluronan or derivative, euflexxa, for intra-articular injection, per dose (J7323)52 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%
- Arthritis75%
- High blood pressure72%
- Diabetes26%
- Ischemic heart disease23%
- Anxiety22%
Hospitals where Natalie N. Coorlas works
Medicare's Facility Affiliation Data lists Natalie N. Coorlas 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 Condell Medical CenterLibertyville, IL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 140202
- Northshore University Healthsystem - Evanston HospitalEvanston, IL · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 140010
- Northwestern Lake Forest HospitalLake Forest, IL · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 140130
Practice locations
Addresses where Natalie N. Coorlas is enrolled with Medicare (CMS data updated October 2, 2026).
- 720 Florsheim DrLibertyville, IL 60048 (847) 247‑4000
Group practices
Medicare enrollment lists Natalie N. Coorlas as a member of this group (CMS data updated October 2, 2026).
- Illinois Bone and Joint Institute, LLC604 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Libertyville
Clinicians with the same Medicare primary specialty in Libertyville, IL — not a recommendation.
Other clinicians in Illinois Bone and Joint Institute, LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2017 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1447774435 |
| 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