Quick answers
- Which hospitals does Alexander Fein work at?
- Medicare's official clinician data lists Alexander Fein at 2 hospitals: Ascension St Vincent's Riverside and Mayo Clinic. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Alexander Fein see patients?
- Medicare's clinician data lists 4 practice locations, including Jacksonville, FL. Call before your visit to confirm the address.
- What is Alexander Fein's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Alexander Fein accept Medicare assignment?
- Medicare's clinician data says Alexander Fein may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- Does Alexander Fein offer telehealth?
- Medicare's clinician data says Alexander Fein offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Alexander Fein?
- (904) 450-8020, as listed in official Medicare / NPI Registry data.
- What is Alexander Fein's NPI number?
- 1457926909. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Alexander Fein works
Medicare's Facility Affiliation Data lists Alexander Fein at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Ascension St Vincent's RiversideJacksonville, FL · Acute Care Hospital · CCN 100040
- Mayo ClinicJacksonville, FL · Acute Care Hospital · CCN 100151
Practice locations
Addresses where Alexander Fein is enrolled with Medicare (CMS data updated 2026-10-02).
- 10058 Baymeadows Rd, Suite BJacksonville, FL 32256 (904) 450‑8020
- 10503 San Jose BlvdJacksonville, FL 32257 (904) 450‑6700
- 4500 San Pablo Rd SJacksonville, FL 32224 (904) 953‑2000
- 7963 Normandy BlvdJacksonville, FL 32221 (904) 786‑0440
Group practices
Medicare enrollment lists Alexander Fein as a member of these groups (CMS data updated 2026-10-02).
- Mayo Clinic Jacksonville1,615 clinicians in the group
- St Vincent's Full Service Urgent Care, LLC34 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Jacksonville
Clinicians with the same Medicare primary specialty in Jacksonville, FL — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2021 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1457926909 |
| 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