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Advanced Heart Failure and Transplant Cardiology

Maria M. Mountis, DO

Works at hospitals in Akron, OH · Cleveland, OH · Mayfield Heights, OH · Ohio

Summary

Maria M. Mountis, DO (Advanced Heart Failure and Transplant Cardiology) is listed by Medicare at 3 hospitals in Akron, OH, Cleveland, OH and Mayfield Heights, OH. NPI 1013961119. 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 Maria M. Mountis, 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

Advanced Heart Failure and Transplant CardiologyPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
25Years since medical school (graduated 2001)
Philadelphia College Of Osteopathic MedicineMedical school
FemaleGender (as listed)
Cleveland ClinicGroup practice

Quick answers

Which hospitals does Maria M. Mountis work at?
Medicare's official clinician data lists Maria M. Mountis at 3 hospitals: Akron General Medical Center, Cleveland Clinic and Hillcrest Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Maria M. Mountis see patients?
Medicare's clinician data lists 1 practice location in Cleveland, OH. Call before your visit to confirm the address.
What is Maria M. Mountis's specialty?
Medicare lists Advanced Heart Failure and Transplant Cardiology as the primary specialty, and also Cardiovascular Disease (Cardiology).
Does Maria M. Mountis accept Medicare assignment?
Yes. Medicare's clinician data says Maria M. Mountis 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 Maria M. Mountis offer telehealth?
Medicare's clinician data says Maria M. Mountis offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Maria M. Mountis?
(216) 444-2200, as listed in official Medicare / NPI Registry data.
What is Maria M. Mountis's NPI number?
1013961119. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Maria M. Mountis works

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

Group practices

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

  • Cleveland Clinic7,090 clinicians in the group

Specialties

Find other Advanced Heart Failure and Transplant Cardiology doctors in Ohio →

Other heart failure and transplant cardiologists in Cleveland

Clinicians with the same Medicare primary specialty in Cleveland, OH — not a recommendation.

All heart failure and transplant cardiologists in Cleveland →

Clinician information

CredentialDO
Medical schoolPhiladelphia College Of Osteopathic Medicine
Graduation year2001
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1013961119
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