Robert Difronzo, M.D.
Internal Medicine Physician · Longwood, FL
Robert Difronzo, M.D. is an internal medicine physician with a practice address in Longwood, Florida, and NPI 1760498844, issued on Jul 31, 2006. Check the license (Florida ME0057429, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Robert Difronzo
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- ME0057429 FL
Self-reported in NPPES; status is on the state search - Practice location
- 515 W State Road 434 Ste 110, Longwood, FL 32750
- Phone
- (407) 830-8600
- Enumerated
- Jul 31, 2006
- Record last updated
- Aug 16, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (407) 830-5110
- Medicaid ID
- 266712600 FL
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 10,151 in Florida → Look up another NPI →
Also registered at 515 W State Road 434 Ste 110
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mohit Jain, MDFamily Medicine Physician1043334543
Verify Robert Difronzo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license ME0057429Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
16% more Medicare Part D claims than the average internal medicine physician in 2024
3,692 Medicare Part D claims for 447 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 74 claims were for opioids.
Most prescribed
- Rosuvastatin Calcium191 claims
- Amlodipine Besylate149 claims
- Levothyroxine Sodium143 claims
- Lisinopril139 claims
- Atorvastatin Calcium120 claims
- Potassium Chloride111 claims
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.
Robert Difronzo among 10,151 internal medicine physician records in Florida
Robert Difronzo, M.D. is one of 10,151 internal medicine physician records with a practice address in Florida. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 55% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileNo · 65% of these records are
- Record last updated2021 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
32 internal medicine physician records list a practice address in Longwood
They are 32 of the 1,283 NPPES records with a practice address in Longwood, and 10,151 internal medicine physician records in Florida.
All 10,151 in Florida → Every provider in Longwood → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Shakil Ahmed, MDLongwood, FL 327501710935705
- Louisa Appea-Danquah, MDLongwood, FL 327501891730958
- David ChatfieldLongwood, FL 327501427078344
- Pratima Deshmukh, M.D.Longwood, FL 327501932109782
- Debra Dube, M.D.Longwood, FL 327501770697930
- Anita Ekambaram, M.D.Longwood, FL 327501366457756
- Elizabeth Heil, M.D.Longwood, FL 327501891738407
- Judith Kaltenbach, PA-CLongwood, FL 327501356498307
Common questions
What is Robert Difronzo, M.D.'s NPI number?
Robert Difronzo, M.D.'s National Provider Identifier (NPI) is 1760498844, issued on Jul 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert Difronzo, M.D. located?
The NPPES record lists a practice address at 515 W State Road 434 Ste 110, Longwood, FL, 32750. Phone: (407) 830-8600. Providers update this record themselves, so call before visiting.
How can I verify Robert Difronzo, M.D.'s license?
NPPES lists Florida license number ME0057429, 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 Robert Difronzo, M.D. prescribe under Medicare Part D?
In 2024, Robert Difronzo, M.D. had 3,692 Medicare Part D claims for 447 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.