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Family Practice

Mariam M. Ali, DO

Works at hospitals in Fullerton, CA · California

Summary

Mariam M. Ali, DO (Family Practice) is listed by Medicare at 1 hospital in Fullerton, CA. NPI 1689243321. 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 Mariam M. Ali, 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

Family PracticePrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
5Years since medical school (graduated 2021)
FemaleGender (as listed)
Providence Medical FoundationGroup practice

Quick answers

Which hospitals does Mariam M. Ali work at?
Medicare's official clinician data lists Mariam M. Ali at 1 hospital: Providence St. Jude Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Mariam M. Ali see patients?
Medicare's clinician data lists 1 practice location in Brea, CA. Call before your visit to confirm the address.
What is Mariam M. Ali's specialty?
Medicare lists Family Practice as the primary specialty.
Does Mariam M. Ali accept Medicare assignment?
Yes. Medicare's clinician data says Mariam M. Ali 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 Mariam M. Ali offer telehealth?
Medicare's clinician data says Mariam M. Ali offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Mariam M. Ali?
(714) 449-6900, as listed in official Medicare / NPI Registry data.
What is Mariam M. Ali's NPI number?
1689243321. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Mariam M. Ali works

Medicare's Facility Affiliation Data lists Mariam M. Ali 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 Mariam M. Ali is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

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

  • Providence Medical Foundation1,466 clinicians in the group

Specialties

Find other Family Practice doctors in California →

Other family doctors in Brea

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

All family doctors in Brea →

Clinician information

CredentialDO
Graduation year2021
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1689243321
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