Quick answers
- Which hospitals does William L. Irwin Ii work at?
- Medicare's official clinician data lists William L. Irwin Ii at 3 hospitals: Memorial Hospital, Parkview Whitley Hospital and Woodlawn Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does William L. Irwin Ii see patients?
- Medicare's clinician data lists 2 practice locations, including Loganport, IN and Rochester, IN. Call before your visit to confirm the address.
- What is William L. Irwin Ii's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does William L. Irwin Ii accept Medicare assignment?
- Yes. Medicare's clinician data says William L. Irwin Ii 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 William L. Irwin Ii?
- (574) 753-7541, as listed in official Medicare / NPI Registry data.
- What is William L. Irwin Ii's NPI number?
- 1477578664. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where William L. Irwin Ii works
Medicare's Facility Affiliation Data lists William L. Irwin Ii at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Memorial HospitalLogansport, IN · Acute Care Hospital · CCN 150072
- Parkview Whitley HospitalColumbia City, IN · Acute Care Hospital · CCN 150101
- Woodlawn HospitalRochester, IN · Critical Access Hospital · CCN 151313
Practice locations
Addresses where William L. Irwin Ii is enrolled with Medicare (CMS data updated 2026-10-02).
- 1101 Michigan AveLoganport, IN 46947 (574) 753‑7541
- 1400 E 9th StRochester, IN 46975 (888) 264‑0330
Group practices
Medicare enrollment lists William L. Irwin Ii as a member of these groups (CMS data updated 2026-10-02).
- Emergency Professionals of Indiana PC119 clinicians in the group
- Concord Company of Tennessee PLLC71 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Loganport
Clinicians with the same Medicare primary specialty in Loganport, IN — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Indiana University School Of Medicine |
| Graduation year | 1986 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1477578664 |
| 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