Quick answers
- Does Erin M. McManus-Tomaszewski accept Medicare assignment?
- Yes. Medicare's clinician data says Erin M. McManus-Tomaszewski 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 Erin M. McManus-Tomaszewski see?
- In 2024, CMS data shows 50 Original Medicare patients and 199 services for Erin M. McManus-Tomaszewski. This counts Original Medicare only and measures volume, not quality.
- What is Erin M. McManus-Tomaszewski's NPI number?
- 1912961327. 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 Erin M. McManus-Tomaszewski, 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 | 50 |
|---|---|
| Services billed to Medicare | 199 |
| Different services or procedures | 8 |
| Participating Medicare provider | Yes |
| Average age of these patients | 67 |
Most frequent services
- Dialysis services, per day, less than full month service (20 years or older) (90970)135 services
- Dialysis services, 4 or more physician visits per month (20 years or older) (90960)15 services
- Transitional care management services for problem of high complexity (99496)15 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%
- Diabetes75%
- Chronic kidney disease75%
- Heart failure72%
- Ischemic heart disease68%
Hospitals where Erin M. McManus-Tomaszewski works
Medicare's Facility Affiliation Data lists Erin M. McManus-Tomaszewski 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.
- Community HospitalMunster, IN · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 150125
- Franciscan Health DyerDyer, IN · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 150090
- Franciscan Health MunsterMunster, IN · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 150165
Practice locations
Addresses where Erin M. McManus-Tomaszewski is enrolled with Medicare (CMS data updated October 2, 2026).
- 10120 Calumet Ave, Suite 103Munster, IN 46321 (219) 836‑2936
- 1534 US Hwy 41Schererville, IN 46375 (219) 462‑3001
- 4320 Fir St, Unit 417East Chicago, IN 46312 (219) 397‑1820
- 569 Tyler StGary, IN 46402 (260) 885‑3300
- 7 Sibley StHammond, IN 46320 (219) 852‑6121
Group practices
Medicare enrollment lists Erin M. McManus-Tomaszewski as a member of this group (CMS data updated October 2, 2026).
- Nephrology Associates of Northern Indiana PC65 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Munster
Clinicians with the same Medicare primary specialty in Munster, IN — not a recommendation.
Other clinicians in Nephrology Associates of Northern Indiana PC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 1997 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1912961327 |
| 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