Quick answers
- Which hospitals does John M. Itamura work at?
- Medicare's official clinician data lists John M. Itamura at 5 hospitals: Cedars-Sinai Medical Center, Glendale Adventist Medical Center, Goleta Valley Cottage Hospital, Henry Mayo Newhall Hospital and Huntington Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John M. Itamura see patients?
- Medicare's clinician data lists 6 practice locations, including Pasadena, CA, Tarzana, CA and Los Angeles, CA. Call before your visit to confirm the address.
- What is John M. Itamura's specialty?
- Medicare lists Orthopedic Surgery as the primary specialty.
- Does John M. Itamura accept Medicare assignment?
- Yes. Medicare's clinician data says John M. Itamura 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.
- Does John M. Itamura offer telehealth?
- Medicare's clinician data says John M. Itamura offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for John M. Itamura?
- (310) 665-7200, as listed in official Medicare / NPI Registry data.
- What is John M. Itamura's NPI number?
- 1164476719. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John M. Itamura works
Medicare's Facility Affiliation Data lists John M. Itamura at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Cedars-Sinai Medical CenterLos Angeles, CA · Acute Care Hospital · CCN 050625
- Glendale Adventist Medical CenterGlendale, CA · Acute Care Hospital · CCN 050239
- Goleta Valley Cottage HospitalSanta Barbara, CA · Acute Care Hospital · CCN 050357
- Henry Mayo Newhall HospitalValencia, CA · Acute Care Hospital · CCN 050624
- Huntington HospitalPasadena, CA · Acute Care Hospital · CCN 050438
Practice locations
Addresses where John M. Itamura is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 100 W California BlvdPasadena, CA 91105 (310) 665‑7200
- 5411 Etiwanda AveTarzana, CA 91356 (424) 314‑0125
- 800 S Raymond AvePasadena, CA 91105 (626) 795‑8051
- 8635 W 3rd St, Suite 465wLos Angeles, CA 90048 (310) 423‑0674
- 8700 Beverly BlvdWest Hollywood, CA 90048
Group practices
Medicare enrollment lists John M. Itamura as a member of this group (CMS data updated 2026-10-02).
- Cedars-Sinai Medical Care Foundation1,692 clinicians in the group
Specialties
- Orthopedic Surgeryprimary
Other orthopedic surgeons in Pasadena
Clinicians with the same Medicare primary specialty in Pasadena, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1985 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1164476719 |
| 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