Quick answers
- Which hospitals does Timothy Raissian work at?
- Medicare's official clinician data lists Timothy Raissian at 1 hospital: HonorHealth Tempe Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Timothy Raissian see patients?
- Medicare's clinician data lists 2 practice locations, including Florence, AZ and Mesa, AZ. Call before your visit to confirm the address.
- What is Timothy Raissian's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does Timothy Raissian accept Medicare assignment?
- Yes. Medicare's clinician data says Timothy Raissian 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 Timothy Raissian?
- (520) 868-3333, as listed in official Medicare / NPI Registry data.
- What is Timothy Raissian's NPI number?
- 1225349715. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Timothy Raissian works
Medicare's Facility Affiliation Data lists Timothy Raissian at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- HonorHealth Tempe Medical CenterPhoenix, AZ · Acute Care Hospital · CCN 030037
Practice locations
Addresses where Timothy Raissian is enrolled with Medicare (CMS data updated 2026-10-02).
- 4545 N Hunt HwyFlorence, AZ 85132 (520) 868‑3333
- 5750 E Baseline RdMesa, AZ 85206 (602) 833‑6900
Group practices
Medicare enrollment lists Timothy Raissian as a member of this group (CMS data updated 2026-10-02).
- Usacs Emergency Medicine of Arizona LLC35 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Florence
Clinicians with the same Medicare primary specialty in Florence, AZ — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Meharry Medical College School Of Medicine |
| Graduation year | 2010 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1225349715 |
| 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