Alexa Rae Marzo, MD
Pediatric Critical Care Medicine Physician · St Petersburg, FL
Alexa Rae Marzo, MD is a pediatric critical care medicine physician with a practice address in St Petersburg, Florida, and NPI 1659831378, issued on Mar 20, 2019. Check the license (Florida ME156042, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Alexa Rae Marzo
- Credential
- MD
- Primary taxonomy
- Pediatric Critical Care Medicine Physician 2080P0203X
- License number
- ME156042 FL
Self-reported in NPPES; status is on the state search - Practice location
- 501 6TH Ave S, St Petersburg, FL 33701
- Phone
- (727) 767-4106
- Enumerated
- Mar 20, 2019
- Record last updated
- Apr 8, 2026
- Fax
- (727) 767-8804
- Medicare enrollment
- Enrolled (PECOS I20251118004549); accepts Medicare assignment
- Medical or professional school
- University Of Arizona College Of Medicine, 2019
- Entity
- Type 1 · individual
8 nearest pediatric critical care medicine physician records → All 265 in Florida → Look up another NPI →
Also registered at 501 6TH Ave S
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Diane AgueroStudent in an Organized Health Care Education/Training Program1588425011
- Sandra Al Tamimi, MDPediatrics Physician1366070294
- Swata Alagar, MDStudent in an Organized Health Care Education/Training Program1609679133
- Angie Alegria, DOHospitalist Physician1871027623
- George Alvarez, M.D.Pediatric Anesthesiology Physician1285670968
- Dipti Amin, M.D.Pediatrics Physician1033169461
Verify Alexa Rae Marzo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license ME156042Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Pediatric Physician Services, Inc.St Petersburg, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alexa Rae Marzo among 265 pediatric critical care medicine physician records in Florida
Alexa Rae Marzo, MD is one of 265 pediatric critical care medicine physician records with a practice address in Florida. 36% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 91% of them.
- NPI issued2019 · 91% of these records are older, 5% newer
- In a Medicare fileYes · 36% of these records are
- In the CMS Doctors and Clinicians fileYes · 28% of these records are
- Graduated2019 · median 2009 among the 74 with a school on file
- Record last updated2026 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0203X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatric Critical Care Medicine Physician providers in Florida
There are 265 pediatric critical care medicine physician records in Florida.
All 265 in Florida → Every provider in St Petersburg → Pediatric Critical Care Medicine Physician nationwide →
The 8 pediatric critical care medicine physician records with the nearest ZIP codes
- Ladonna Bingham, M.D.St Petersburg, FL 337011619949807
- Nathan Dean, MDSt Petersburg, FL 337011710102652
- Perry Everett, M.D.St Petersburg, FL 337011295777506
- Ignacio Fernandez Nievas, MDSt Petersburg, FL 337011639363708
- John Haffner, M.D.St Petersburg, FL 337011285666834
- Thomas Nakagawa, MDSt Petersburg, FL 337011518942473
- Nick Parilla, MDSt Petersburg, FL 337011649208430
- Carl Riggs, M.D.St Petersburg, FL 337011871536607
Common questions
What is Alexa Rae Marzo, MD's NPI number?
Alexa Rae Marzo, MD's National Provider Identifier (NPI) is 1659831378, issued on Mar 20, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Alexa Rae Marzo, MD located?
The NPPES record lists a practice address at 501 6TH Ave S, St Petersburg, FL, 33701. Phone: (727) 767-4106. Providers update this record themselves, so call before visiting.
How can I verify Alexa Rae Marzo, MD's license?
NPPES lists Florida license number ME156042, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.