Quick answers
- Which hospitals does Hossein Mahboubi work at?
- Medicare's official clinician data lists Hossein Mahboubi at 3 hospitals: Casa Colina Hospital, PIH Health Good Samaritan Hospital and PIH Health Hospital-Whittier. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Hossein Mahboubi see patients?
- Medicare's clinician data lists 6 practice locations, including Los Angeles, CA, Whittier, CA and La Mirada, CA. Call before your visit to confirm the address.
- What is Hossein Mahboubi's specialty?
- Medicare lists Otolaryngology as the primary specialty.
- Does Hossein Mahboubi accept Medicare assignment?
- Yes. Medicare's clinician data says Hossein Mahboubi 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 Hossein Mahboubi?
- (213) 977-2121, as listed in official Medicare / NPI Registry data.
- What is Hossein Mahboubi's NPI number?
- 1114347804. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Hossein Mahboubi works
Medicare's Facility Affiliation Data lists Hossein Mahboubi at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Casa Colina HospitalPomona, CA · Acute Care Hospital · CCN 050782
- PIH Health Good Samaritan HospitalLos Angeles, CA · Acute Care Hospital · CCN 050471
- PIH Health Hospital-WhittierWhittier, CA · Acute Care Hospital · CCN 050169
Practice locations
Addresses where Hossein Mahboubi is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 1225 Wilshire BlvdLos Angeles, CA 90017 (213) 977‑2121
- 12401 Washington BlvdWhittier, CA 90602 (562) 698‑0811
- 12401 Washington Blvd, Suite 100Whittier, CA 90602 (562) 967‑2885
- 12675 La Mirada Blvd, Suite 201and401La Mirada, CA 90638 (562) 903‑7339
- 1400 S Harbor BlvdLa Habra, CA 90631 (714) 879‑3400
Group practices
Medicare enrollment lists Hossein Mahboubi as a member of this group (CMS data updated 2026-10-02).
- PIH Health Physicians622 clinicians in the group
Specialties
- Otolaryngologyprimary
Other ENT doctors in Los Angeles
Clinicians with the same Medicare primary specialty in Los Angeles, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2010 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1114347804 |
| 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