Quick answers
- Does William J. Synan accept Medicare assignment?
- Yes. Medicare's clinician data says William J. Synan 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 William J. Synan's NPI number?
- 1518061514. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where William J. Synan is enrolled with Medicare (CMS data updated October 2, 2026).
- 322 Dental Science S Bldg S, College of DentistryIowa City, IA 52242 (319) 335‑7440
Group practices
Medicare enrollment lists William J. Synan as a member of this group (CMS data updated October 2, 2026).
- State University of Iowa1,897 clinicians in the group
Specialties
- Maxillofacial Surgeryprimary
Other maxillofacial surgeons in Iowa City
Clinicians with the same Medicare primary specialty in Iowa City, IA — not a recommendation.
Other clinicians in State University of Iowa
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | DDS |
|---|---|
| Dental school | Columbia University College Of Dental Medicine |
| Graduation year | 1983 (43 years since dental school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1518061514 |
| 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
- 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