Quick answers
- Which hospitals does Tomas Ayala work at?
- Medicare's official clinician data lists Tomas Ayala at 4 hospitals: Carroll Hospital Center, Mercy Medical Center Inc, The Johns Hopkins Hospital and University of MD St Joseph Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Tomas Ayala see patients?
- Medicare's clinician data lists 1 practice location in Baltimore, MD. Call before your visit to confirm the address.
- What is Tomas Ayala's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty, and also Internal Medicine.
- Does Tomas Ayala accept Medicare assignment?
- Yes. Medicare's clinician data says Tomas Ayala 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 Tomas Ayala offer telehealth?
- Medicare's clinician data says Tomas Ayala offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Tomas Ayala?
- (410) 625-4972, as listed in official Medicare / NPI Registry data.
- What is Tomas Ayala's NPI number?
- 1639108145. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Tomas Ayala works
Medicare's Facility Affiliation Data lists Tomas Ayala at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Carroll Hospital CenterWestminster, MD · Acute Care Hospital · CCN 210033
- Mercy Medical Center IncBaltimore, MD · Acute Care Hospital · CCN 210008
- The Johns Hopkins HospitalBaltimore, MD · Acute Care Hospital · CCN 210009
- University of MD St Joseph Medical CenterTowson, MD · Acute Care Hospital · CCN 210063
Practice locations
Addresses where Tomas Ayala is enrolled with Medicare (CMS data updated 2026-10-02).
- 301 Saint Paul StBaltimore, MD 21202 (410) 625‑4972
Group practices
Medicare enrollment lists Tomas Ayala as a member of this group (CMS data updated 2026-10-02).
- St Paul Place Specialists, Inc.336 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in Maryland →
Other cardiologists in Baltimore
Clinicians with the same Medicare primary specialty in Baltimore, MD — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | George Washington University School Of Medicine |
| Graduation year | 1999 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1639108145 |
| 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