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Internal Medicine

Mai A. Ha, MD

Works at hospitals in Phoenix, AZ · Arizona

Summary

Mai A. Ha, MD (Internal Medicine) is listed by Medicare at 1 hospital in Phoenix, AZ. NPI 1003994278. 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 Mai A. Ha, 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
29Years since medical school (graduated 1997)
FemaleGender (as listed)
SJHMC Physician ServicesGroup practice

Quick answers

Which hospitals does Mai A. Ha work at?
Medicare's official clinician data lists Mai A. Ha at 1 hospital: St Josephs Hospital and Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Mai A. Ha see patients?
Medicare's clinician data lists 1 practice location in Phoenix, AZ. Call before your visit to confirm the address.
What is Mai A. Ha's specialty?
Medicare lists Internal Medicine as the primary specialty, and also Geriatric Medicine and Hospice/Palliative Care.
Does Mai A. Ha accept Medicare assignment?
Yes. Medicare's clinician data says Mai A. Ha 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 Mai A. Ha?
(602) 406-2323, as listed in official Medicare / NPI Registry data.
What is Mai A. Ha's NPI number?
1003994278. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Mai A. Ha works

Medicare's Facility Affiliation Data lists Mai A. Ha 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 Mai A. Ha is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Mai A. Ha as a member of this group (CMS data updated 2026-10-02).

  • SJHMC Physician Services646 clinicians in the group

Specialties

Find other Internal Medicine doctors in Arizona →

Other internal medicine doctors in Phoenix

Clinicians with the same Medicare primary specialty in Phoenix, AZ — not a recommendation.

All internal medicine doctors in Phoenix →

Clinician information

CredentialMD
Graduation year1997
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1003994278
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