Quick answers
- Which hospitals does Gregory J. Alfred work at?
- Medicare's official clinician data lists Gregory J. Alfred at 2 hospitals: HCA Florida Mercy Hospital and Mount Sinai Medical Center of Florida, Inc. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Gregory J. Alfred see patients?
- Medicare's clinician data lists 5 practice locations, including Aventura, FL, Ft Lauderdale, FL and Miami, FL. Call before your visit to confirm the address.
- What is Gregory J. Alfred's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does Gregory J. Alfred accept Medicare assignment?
- Yes. Medicare's clinician data says Gregory J. Alfred 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 Gregory J. Alfred?
- (305) 682-7000, as listed in official Medicare / NPI Registry data.
- What is Gregory J. Alfred's NPI number?
- 1164476313. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Gregory J. Alfred works
Medicare's Facility Affiliation Data lists Gregory J. Alfred at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- HCA Florida Mercy HospitalPlantation, FL · Acute Care Hospital · CCN 100167
- Mount Sinai Medical Center of Florida, IncMiami Beach, FL · Acute Care Hospital · CCN 100034
Practice locations
Addresses where Gregory J. Alfred is enrolled with Medicare (CMS data updated 2026-10-02).
- 20900 Biscayne BlvdAventura, FL 33180 (305) 682‑7000
- 2866 E Oakland Park Blvd, Suite 100Ft Lauderdale, FL 33306 (954) 834‑1280
- 3663 S Miami Ave, Mercy HospitalMiami, FL 33133 (305) 854‑4400
- 3915 Biscayne Blvd, Suite 103Miami, FL 33137 (305) 590‑5535
- 4300 Alton RdMiami, FL 33140 (305) 674‑2064
Group practices
Medicare enrollment lists Gregory J. Alfred as a member of these groups (CMS data updated 2026-10-02).
- Emergency Medicine Services of Fl LLC712 clinicians in the group
- Sterling Emergency Services of Miami Beach PA49 clinicians in the group
- Hyperbaric Associates of South Florida LLC4 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Aventura
Clinicians with the same Medicare primary specialty in Aventura, FL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Icahn School Of Medicine At Mount Sinai |
| Graduation year | 2000 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1164476313 |
| 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