Quick answers
- Does Westby G. Fisher accept Medicare assignment?
- Yes. Medicare's clinician data says Westby G. Fisher 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 Westby G. Fisher see?
- In 2024, CMS data shows 2,340 Original Medicare patients and 3,747 services for Westby G. Fisher. This counts Original Medicare only and measures volume, not quality.
- What is Westby G. Fisher's NPI number?
- 1932140670. 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 Westby G. Fisher, 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 | 2,340 |
|---|---|
| Services billed to Medicare | 3,747 |
| Different services or procedures | 69 |
| Participating Medicare provider | Yes |
| Average age of these patients | 80 |
Most frequent services
- Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days (93294)932 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)529 services
- Heart rhythm review and interpretation of continous external ekg over 8-15 days (93248)354 services
- Evaluation of cardiac rhythm monitor system, remote up to 30 days (93298)344 services
- Evaluation of single, dual, or multiple lead implantable defibrillator system, remote up to 90 days (93295)333 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%
- Atrial fibrillation58%
- Arthritis53%
- Ischemic heart disease48%
- Heart failure44%
Hospitals where Westby G. Fisher works
Medicare's Facility Affiliation Data lists Westby G. Fisher 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.
- Northshore University Healthsystem - Evanston HospitalEvanston, IL · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 140010
- Northwest Community Hospital 1Arlington Heights, IL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 140252
- Northwestern Memorial HospitalChicago, IL · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 140281
- Swedish HospitalChicago, IL · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 140114
Practice locations
Addresses where Westby G. Fisher is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 12; the Medicare profile lists all.
- 1000 Central StEvanston, IL 60201
- 1300 Oak AveEvanston, IL 60201 (847) 869‑1300
- 2100 Pfingsten RdGlenview, IL 60026
- 2150 Pfingsten RdGlenview, IL 60026
- 2650 Ridge AveEvanston, IL 60201
Group practices
Medicare enrollment lists Westby G. Fisher as a member of this group (CMS data updated October 2, 2026).
- Endeavor Health Medical Group3,350 clinicians in the group
Specialties
Other cardiac electrophysiologists in Evanston
Clinicians with the same Medicare primary specialty in Evanston, IL — not a recommendation.
Other clinicians in Endeavor Health Medical Group
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Loyola University Of Chicago, Stritch School Of Medicine |
| Graduation year | 1984 (42 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1932140670 |
| 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