Quick answers
- Does Ronald J. Cotton accept Medicare assignment?
- Yes. Medicare's clinician data says Ronald J. Cotton 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 Ronald J. Cotton see?
- In 2024, CMS data shows 126 Original Medicare patients and 316 services for Ronald J. Cotton. This counts Original Medicare only and measures volume, not quality.
- What is Ronald J. Cotton's NPI number?
- 1548655749. 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 Ronald J. Cotton, 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 | 126 |
|---|---|
| Services billed to Medicare | 316 |
| Different services or procedures | 23 |
| Participating Medicare provider | Yes |
| Average age of these patients | 71 |
Most frequent services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)177 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)12 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%
- Arthritis63%
- Ischemic heart disease47%
- Stroke or mini-stroke44%
- Chronic kidney disease42%
Practice locations
Addresses where Ronald J. Cotton is enrolled with Medicare (CMS data updated October 2, 2026).
- 355 E Erie StChicago, IL 60611 (312) 238‑1000
Group practices
Medicare enrollment lists Ronald J. Cotton as a member of this group (CMS data updated October 2, 2026).
- Medical Services Ric93 clinicians in the group
Specialties
Find other Physical Medicine and Rehabilitation doctors in Illinois →
Other rehabilitation doctors in Chicago
Clinicians with the same Medicare primary specialty in Chicago, IL — not a recommendation.
Other clinicians in Medical Services Ric
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Baylor College Of Medicine |
| Graduation year | 2015 (11 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1548655749 |
| 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