Quick answers
- Which hospitals does Derek Yee work at?
- Medicare's official clinician data lists Derek Yee at 2 hospitals: Banner Gateway Medical Center and Banner Thunderbird Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Derek Yee see patients?
- Medicare's clinician data lists 2 practice locations, including Chandler, AZ and Gilbert, AZ. Call before your visit to confirm the address.
- What is Derek Yee's specialty?
- Medicare lists Internal Medicine as the primary specialty, and also Hospitalist.
- Does Derek Yee accept Medicare assignment?
- Yes. Medicare's clinician data says Derek Yee 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 Derek Yee?
- (480) 256-7000, as listed in official Medicare / NPI Registry data.
- What is Derek Yee's NPI number?
- 1114331402. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Derek Yee works
Medicare's Facility Affiliation Data lists Derek Yee at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Banner Gateway Medical CenterGilbert, AZ · Acute Care Hospital · CCN 030122
- Banner Thunderbird Medical CenterGlendale, AZ · Acute Care Hospital · CCN 030089
Practice locations
Addresses where Derek Yee is enrolled with Medicare (CMS data updated 2026-10-02).
- 1405 S Alma School RdChandler, AZ 85286 (480) 256‑7000
- 1900 N Higley RdGilbert, AZ 85234 (480) 543‑2000
Group practices
Medicare enrollment lists Derek Yee as a member of these groups (CMS data updated 2026-10-02).
- Banner Hospital Based Physicians Arizona LLC637 clinicians in the group
- Banner Cancer Center Specialists LLC344 clinicians in the group
Specialties
- Internal Medicineprimary
- Hospitalistalso
Other internal medicine doctors in Chandler
Clinicians with the same Medicare primary specialty in Chandler, AZ — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2014 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1114331402 |
| 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