Quick answers
- Does Marsha Apushkin accept Medicare assignment?
- Yes. Medicare's clinician data says Marsha Apushkin 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 Apushkin see?
- In 2024, CMS data shows 313 Original Medicare patients and 1,050 services for Marsha Apushkin. This counts Original Medicare only and measures volume, not quality.
- What is Marsha Apushkin's NPI number?
- 1922341445. 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 Apushkin, 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 | 313 |
|---|---|
| Services billed to Medicare | 1,050 |
| Different services or procedures | 34 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Pathology examination of tissue using a microscope, intermediate complexity (88305)537 services
- Special stained specimen slides to examine tissue, initial procedure (88342)128 services
- Special stained specimen slides to examine tissue, each additional procedure (88341)95 services
- Pathology examination of tissue using a microscope, moderately high complexity (88307)41 services
- Microscopic genetic analysis of tumor, manual (88360)40 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%
- Arthritis57%
- Diabetes41%
- Chronic kidney disease38%
- Ischemic heart disease36%
Hospitals where Marsha Apushkin works
Medicare's Facility Affiliation Data lists Marsha Apushkin 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.
- John H Stroger Jr HospitalChicago, IL · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 140124
- Presence Saint Joseph Hospital - ChicagoChicago, IL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 140224
- St Bernard HospitalChicago, IL · Acute Care Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 140103
- The University of Chicago Medical CenterChicago, IL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 140088
- University of Illinois Hospital and ClinicsChicago, IL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 140150
Practice locations
Addresses where Marsha Apushkin is enrolled with Medicare (CMS data updated October 2, 2026).
- 1901 W Harrison StChicago, IL 60612 (312) 633‑7292
- 2160 S 1st AveMaywood, IL 60153 (708) 216‑9000
- 2900 N Lake Shore DrChicago, IL 60657 (773) 665‑3679
- 326 W 64th StChicago, IL 60621 (773) 962‑3900
Group practices
Medicare enrollment lists Marsha Apushkin as a member of these groups (CMS data updated October 2, 2026).
- Loyola University Medical Center953 clinicians in the group
- Cook County788 clinicians in the group
- St Bernard Hospital42 clinicians in the group
- Pathology CHP SC3 clinicians in the group
Specialties
- Pathologyprimary
Other pathologists in Chicago
Clinicians with the same Medicare primary specialty in Chicago, IL — not a recommendation.
Other clinicians in Loyola University Medical Center
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1994 (32 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1922341445 |
| 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