Quick answers
- Does Marsha K. Kehres accept Medicare assignment?
- Yes. Medicare's clinician data says Marsha K. Kehres 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 Marsha K. Kehres see?
- In 2024, CMS data shows 83 Original Medicare patients and 92 services for Marsha K. Kehres. This counts Original Medicare only and measures volume, not quality.
- What is Marsha K. Kehres's NPI number?
- 1518908219. 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 Marsha K. Kehres, 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 | 83 |
|---|---|
| Services billed to Medicare | 92 |
| Different services or procedures | 18 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Anesthesia for other procedure on skin, muscles, or nerves of head, neck, and upper back (00300)28 services
- Anesthesia for nerve destruction procedures on spine or spinal cord of lower back accessed through skin using imaging guidance (01940)26 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 pressure73%
- Arthritis73%
- Anxiety37%
- Diabetes29%
- Depression29%
Practice locations
Addresses where Marsha K. Kehres is enrolled with Medicare (CMS data updated October 2, 2026).
- 39 S Barrington RdSouth Barrington, IL 60010 (224) 238‑3816
Group practices
Medicare enrollment lists Marsha K. Kehres as a member of this group (CMS data updated October 2, 2026).
- Aum Guru LLC2 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Illinois →
Other nurse anesthetists in Illinois
Clinicians with the same Medicare primary specialty in Illinois — not a recommendation.
Other clinicians in Aum Guru LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| School | Rush Medical College Of Rush University |
| Graduation year | 1991 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1518908219 |
| 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