Joseph Leon Portnoy, MD
Pediatrics Physician · Riverview, FL
Joseph Leon Portnoy, MD is a pediatrics physician with a practice address in Riverview, Florida, and NPI 1164621652, issued on Jul 13, 2007. Check the license (Florida ME117149, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Joseph Leon Portnoy
- Credential
- MD
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- ME117149 FL
Self-reported in NPPES; status is on the state search - Practice location
- 4035 Crescent Park Dr, Riverview, FL 33578
- Phone
- (813) 775-4030
- Enumerated
- Jul 13, 2007
- Record last updated
- Jan 4, 2017 (not updated in 9 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 3,996 in Florida → Look up another NPI →
Also registered at 4035 Crescent Park Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Marcelo Gonzalez, M.D.Specialist1932146529
- Eveline Rodriguez, ARNPCritical Care Pediatric Nurse Practitioner1770541153
- Lou Romig, M.D.Pediatric Emergency Medicine (Emergency Medicine) Physician1972617512
- Paula Rooney, PA-CPhysician Assistant1639147333
- Maria Vidovich, MDPediatrics Physician1821322207
- Donald White, M.D.Specialist1750328340
Verify Joseph Leon Portnoy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license ME117149Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average pediatrics physician in 2024
43 Medicare Part D claims, against an average of 375 among the 5,609 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Joseph Leon Portnoy among 3,996 pediatrics physician records in Florida
Joseph Leon Portnoy, MD is one of 3,996 pediatrics physician records with a practice address in Florida. 51% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 51% of them.
- NPI issued2007 · 51% of these records are older, 41% newer
- In a Medicare fileYes · 51% of these records are
- In the CMS Doctors and Clinicians fileNo · 7% of these records are
- Record last updated2017 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
31 pediatrics physician records list a practice address in Riverview
They are 31 of the 1,796 NPPES records with a practice address in Riverview, and 3,996 pediatrics physician records in Florida.
All 3,996 in Florida → Every provider in Riverview → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Fernando Arroyo, MDRiverview, FL 335781487715421
- David Belloso, M.D.Riverview, FL 335781942388152
- Alrick Drummond, M.D.Riverview, FL 335781225440852
- Jaurel Harley, M.D.Riverview, FL 335781497117410
- Jenifer Haynes, D.O.Riverview, FL 335781356736094
- Mary Hicks, MDRiverview, FL 335781669451050
- Gerard Hough, M.D.Riverview, FL 335781083630008
- Carla McCrave, M.D.Riverview, FL 335781518092071
Common questions
What is Joseph Leon Portnoy, MD's NPI number?
Joseph Leon Portnoy, MD's National Provider Identifier (NPI) is 1164621652, issued on Jul 13, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Joseph Leon Portnoy, MD located?
The NPPES record lists a practice address at 4035 Crescent Park Dr, Riverview, FL, 33578. Phone: (813) 775-4030. Providers update this record themselves, so call before visiting.
How can I verify Joseph Leon Portnoy, MD's license?
NPPES lists Florida license number ME117149, 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.
How much does Joseph Leon Portnoy, MD prescribe under Medicare Part D?
In 2024, Joseph Leon Portnoy, MD had 43 Medicare Part D claims; the average among pediatrics physician prescribers was 375. Part D covers Medicare prescriptions only.
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.