Quick answers
- Which hospitals does Sean A. Chrystal work at?
- Medicare's official clinician data lists Sean A. Chrystal at 2 hospitals: AdventHealth North Pinellas and Franciscan Health Munster. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Sean A. Chrystal see patients?
- Medicare's clinician data lists 2 practice locations, including Dyer, IN and Munster, IN. Call before your visit to confirm the address.
- What is Sean A. Chrystal's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does Sean A. Chrystal accept Medicare assignment?
- Yes. Medicare's clinician data says Sean A. Chrystal accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Sean A. Chrystal?
- (219) 864-2059, as listed in official Medicare / NPI Registry data.
- What is Sean A. Chrystal's NPI number?
- 1598968406. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Sean A. Chrystal works
Medicare's Facility Affiliation Data lists Sean A. Chrystal at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- AdventHealth North PinellasTarpon Springs, FL · Acute Care Hospital · CCN 100055
- Franciscan Health MunsterMunster, IN · Acute Care Hospital · CCN 150165
Practice locations
Addresses where Sean A. Chrystal is enrolled with Medicare (CMS data updated 2026-10-02).
- 24 Joliet StDyer, IN 46311 (219) 864‑2059
- 701 Superior AveMunster, IN 46321 (317) 528‑4800
Group practices
Medicare enrollment lists Sean A. Chrystal as a member of this group (CMS data updated 2026-10-02).
- Franciscan Physician Network1,170 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Dyer
Clinicians with the same Medicare primary specialty in Dyer, IN — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Midwestern University, Chicago College Of Osteopathic Med |
| Graduation year | 2004 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1598968406 |
| 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 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- 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