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Internal Medicine

Ali Ghazvini, MD

Works at hospitals in Laguna Hills, CA · California

Summary

Ali Ghazvini, MD (Internal Medicine) is listed by Medicare at 1 hospital in Laguna Hills, CA. NPI 1104865153. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Ali Ghazvini, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
39Years since medical school (graduated 1987)
MaleGender (as listed)
Memorialcare Medical FoundationGroup practice

Quick answers

Which hospitals does Ali Ghazvini work at?
Medicare's official clinician data lists Ali Ghazvini at 1 hospital: Memorialcare Saddleback Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Ali Ghazvini see patients?
Medicare's clinician data lists 1 practice location in Costa Mesa, CA. Call before your visit to confirm the address.
What is Ali Ghazvini's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Ali Ghazvini accept Medicare assignment?
Yes. Medicare's clinician data says Ali Ghazvini 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 Ali Ghazvini?
(714) 557-6300, as listed in official Medicare / NPI Registry data.
What is Ali Ghazvini's NPI number?
1104865153. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Ali Ghazvini works

Medicare's Facility Affiliation Data lists Ali Ghazvini at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Ali Ghazvini is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Ali Ghazvini as a member of this group (CMS data updated 2026-10-02).

  • Memorialcare Medical Foundation566 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Costa Mesa

Clinicians with the same Medicare primary specialty in Costa Mesa, CA — not a recommendation.

All internal medicine doctors in Costa Mesa →

Clinician information

CredentialMD
Graduation year1987
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1104865153
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians