Quick answers
- Does Randi Nell N. Sax accept Medicare assignment?
- Yes. Medicare's clinician data says Randi Nell N. Sax 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 Randi Nell N. Sax see?
- In 2024, CMS data shows 11 Original Medicare patients and 213 services for Randi Nell N. Sax. This counts Original Medicare only and measures volume, not quality.
- What is Randi Nell N. Sax's NPI number?
- 1215330154. 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 Randi Nell N. Sax, 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 | 11 |
|---|---|
| Services billed to Medicare | 213 |
| Different services or procedures | 3 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Practice locations
Addresses where Randi Nell N. Sax is enrolled with Medicare (CMS data updated October 2, 2026).
- 2200 Waukegan RdGlenview, IL 60025 (312) 878‑8800
- 2216 W N AveChicago, IL 60647 (312) 878‑8800
Group practices
Medicare enrollment lists Randi Nell N. Sax as a member of this group (CMS data updated October 2, 2026).
- Revolution PTWL LLC43 clinicians in the group
Specialties
- Clinical Psychologistprimary
Other clinical psychologists in Glenview
Clinicians with the same Medicare primary specialty in Glenview, IL — not a recommendation.
Other clinicians in Revolution PTWL LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PSY |
|---|---|
| Graduation year | 1991 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1215330154 |
| 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
- 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