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Cardiovascular Disease (Cardiology)

Ali J. Marian, MD

Works at hospitals in Houston, TX · Texas

Summary

Ali J. Marian, MD (Cardiovascular Disease (Cardiology)) is listed by Medicare at 1 hospital in Houston, TX. NPI 1356421754. 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 J. Marian, 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

Cardiovascular Disease (Cardiology)Primary specialty
YesAccepts Medicare assignment
45Years since medical school (graduated 1981)
MaleGender (as listed)
UT PhysiciansGroup practice

Quick answers

Which hospitals does Ali J. Marian work at?
Medicare's official clinician data lists Ali J. Marian at 1 hospital: Baylor St. Luke's Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Ali J. Marian see patients?
Medicare's clinician data lists 1 practice location in Houston, TX. Call before your visit to confirm the address.
What is Ali J. Marian's specialty?
Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty.
Does Ali J. Marian accept Medicare assignment?
Yes. Medicare's clinician data says Ali J. Marian 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 J. Marian?
(713) 704-4000, as listed in official Medicare / NPI Registry data.
What is Ali J. Marian's NPI number?
1356421754. 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 J. Marian works

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

Group practices

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

  • UT Physicians1,765 clinicians in the group

Specialties

Find other Cardiovascular Disease (Cardiology) doctors in Texas →

Other cardiologists in Houston

Clinicians with the same Medicare primary specialty in Houston, TX — not a recommendation.

All cardiologists in Houston →

Clinician information

CredentialMD
Graduation year1981
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1356421754
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