Quick answers
- Which hospitals does Deirdre Mattina work at?
- Medicare's official clinician data lists Deirdre Mattina at 5 hospitals: Ashtabula County Medical Center, Cleveland Clinic, Hillcrest Hospital, Marymount Hospital and Medina Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Deirdre Mattina see patients?
- Medicare's clinician data lists 1 practice location in Cleveland, OH. Call before your visit to confirm the address.
- What is Deirdre Mattina's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty.
- Does Deirdre Mattina accept Medicare assignment?
- Yes. Medicare's clinician data says Deirdre Mattina 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 Deirdre Mattina offer telehealth?
- Medicare's clinician data says Deirdre Mattina offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Deirdre Mattina?
- (216) 444-8530, as listed in official Medicare / NPI Registry data.
- What is Deirdre Mattina's NPI number?
- 1306005350. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Deirdre Mattina works
Medicare's Facility Affiliation Data lists Deirdre Mattina at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Ashtabula County Medical CenterAshtabula, OH · Acute Care Hospital · CCN 360125
- Cleveland ClinicCleveland, OH · Acute Care Hospital · CCN 360180
- Hillcrest HospitalMayfield Heights, OH · Acute Care Hospital · CCN 360230
- Marymount HospitalGarfield Heights, OH · Acute Care Hospital · CCN 360143
- Medina HospitalMedina, OH · Acute Care Hospital · CCN 360091
Practice locations
Addresses where Deirdre Mattina is enrolled with Medicare (CMS data updated 2026-10-02).
- 9500 Euclid AveCleveland, OH 44195 (216) 444‑8530
Group practices
Medicare enrollment lists Deirdre Mattina as a member of this group (CMS data updated 2026-10-02).
- Cleveland Clinic7,090 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in Ohio →
Other cardiologists in Cleveland
Clinicians with the same Medicare primary specialty in Cleveland, OH — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Michigan Medical School |
| Graduation year | 2007 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1306005350 |
| Corrections | Report 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians