Quick answers
- Which hospitals does Warren C. Lee work at?
- Medicare's official clinician data lists Warren C. Lee at 1 hospital: Huntington Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Warren C. Lee see patients?
- Medicare's clinician data lists 1 practice location in Pasadena, CA. Call before your visit to confirm the address.
- What is Warren C. Lee's specialty?
- Medicare lists Internal Medicine as the primary specialty, and also Endocrinology.
- Does Warren C. Lee accept Medicare assignment?
- Medicare's clinician data says Warren C. Lee may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Warren C. Lee?
- (626) 797-7470, as listed in official Medicare / NPI Registry data.
- What is Warren C. Lee's NPI number?
- 1942696448. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Warren C. Lee works
Medicare's Facility Affiliation Data lists Warren C. Lee at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Huntington HospitalPasadena, CA · Acute Care Hospital · CCN 050438
Practice locations
Addresses where Warren C. Lee is enrolled with Medicare (CMS data updated 2026-10-02).
- 2155 E Villa StPasadena, CA 91107 (626) 797‑7470
Specialties
- Internal Medicineprimary
- Endocrinologyalso
Other internal medicine doctors in Pasadena
Clinicians with the same Medicare primary specialty in Pasadena, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2015 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1942696448 |
| 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