Quick answers
- Does Marisa R. Siegel accept Medicare assignment?
- Yes. Medicare's clinician data says Marisa R. Siegel 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.
- What is Marisa R. Siegel's NPI number?
- 1013607894. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Marisa R. Siegel works
Medicare's Facility Affiliation Data lists Marisa R. Siegel 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.
- Baystate Medical CenterSpringfield, MA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 220077
- St Clair HospitalPittsburgh, PA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 390228
Practice locations
Addresses where Marisa R. Siegel is enrolled with Medicare (CMS data updated October 2, 2026).
- 759 Chestnut StSpringfield, MA 01199 (413) 794‑5439
Group practices
Medicare enrollment lists Marisa R. Siegel as a member of this group (CMS data updated October 2, 2026).
- Baystate Medical Practices Inc1,369 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Springfield
Clinicians with the same Medicare primary specialty in Springfield, MA — not a recommendation.
Other clinicians in Baystate Medical Practices Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | New York Medical College |
| Graduation year | 2022 (4 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1013607894 |
| 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
- 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