Quick answers
- Where does Louis Mazzella see patients?
- Medicare's clinician data lists 2 practice locations, including Saint Petersburg, FL and St Petersburg, FL. Call before your visit to confirm the address.
- What is Louis Mazzella's specialty?
- Medicare lists Family Practice as the primary specialty, and also General Practice.
- Does Louis Mazzella accept Medicare assignment?
- Yes. Medicare's clinician data says Louis Mazzella 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 Louis Mazzella?
- (727) 345-9307, as listed in official Medicare / NPI Registry data.
- What is Louis Mazzella's NPI number?
- 1508029323. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Louis Mazzella is enrolled with Medicare (CMS data updated 2026-10-02).
- 7501 38th Ave NSaint Petersburg, FL 33710 (727) 345‑9307
- 7501 38th Ave NSt Petersburg, FL 33710 (855) 689‑5105
Group practices
Medicare enrollment lists Louis Mazzella as a member of this group (CMS data updated 2026-10-02).
- Nautilus Health Care Group LLC53 clinicians in the group
Specialties
- Family Practiceprimary
- General Practicealso
Other family doctors in Saint Petersburg
Clinicians with the same Medicare primary specialty in Saint Petersburg, FL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2008 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1508029323 |
| 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
- 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