Jonathan B. Leslie, D.O.
Hematology & Oncology Physician · Aventura, FL
Jonathan B. Leslie, D.O. is a hematology & oncology physician with a practice address in Aventura, Florida, and NPI 1194782268, issued on May 1, 2006. Check the license (Florida OS3804, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Jonathan B. Leslie
- Credential
- D.O.
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- OS3804 FL
Self-reported in NPPES; status is on the state search - Practice location
- 20900 Biscayne Blvd, Aventura, FL 33180
- Phone
- (786) 275-3163
- Enumerated
- May 1, 2006
- Record last updated
- Oct 10, 2025
- Fax
- (855) 898-7408
- Medicaid ID
- 066504500 FL
- Medicare enrollment
- Enrolled (PECOS I20040714001039); accepts Medicare assignment
- Medical or professional school
- Des Moines University Of Osteopathic Medicine And Health Sciences, 1976
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 818 in Florida → Look up another NPI →
Also registered at 20900 Biscayne Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Fadi Abou Oyoune Issoud, CRNFARegistered Nurse First Assistant1669161576
- Marlou Abril, DOStudent in an Organized Health Care Education/Training Program1902665151
- Jose Acosta-RullanStudent in an Organized Health Care Education/Training Program1013596709
- Elan Adhami, DOStudent in an Organized Health Care Education/Training Program1447051719
- Fayez Ajib, DOEmergency Medicine Physician1932762341
Verify Jonathan B. Leslie in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license OS3804Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
35 Medicare Part D claims, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
Industry payments in 2024: $25.31
1 payment: food and beverage; the largest payer was Medline Industries LP. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Jonathan B. Leslie among 818 hematology & oncology physician records in Florida
Jonathan B. Leslie, D.O. is one of 818 hematology & oncology 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 21% of them.
- NPI issued2006 · 21% of these records are older, 54% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated1976 · median 2003 among the 581 with a school on file
- Record last updated2025 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in Florida
There are 818 hematology & oncology physician records in Florida.
All 818 in Florida → Every provider in Aventura → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Jennifer Cudris Maldonado, M.D.Aventura, FL 331801831308022
- Enrique Davila, MDAventura, FL 331801750378709
- Alejandra Del Toro, M.D.Aventura, FL 331801285881136
- Gelenis Domingo, M.D.Aventura, FL 331801558534545
- Felipe Gercovich, PROF.,MDAventura, FL 331801215323373
- Michael Greenhawt, MDAventura, FL 331801891789467
- Robert Hirsch, MDAventura, FL 331801093709669
- Bojana Bjekic-Bhardwaj, MDMiami, FL 331791497744403
Common questions
What is Jonathan B. Leslie, D.O.'s NPI number?
Jonathan B. Leslie, D.O.'s National Provider Identifier (NPI) is 1194782268, issued on May 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jonathan B. Leslie, D.O. located?
The NPPES record lists a practice address at 20900 Biscayne Blvd, Aventura, FL, 33180. Phone: (786) 275-3163. Providers update this record themselves, so call before visiting.
How can I verify Jonathan B. Leslie, D.O.'s license?
NPPES lists Florida license number OS3804, 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 Jonathan B. Leslie, D.O. prescribe under Medicare Part D?
In 2024, Jonathan B. Leslie, D.O. had 35 Medicare Part D claims; the average among hematology & oncology physician prescribers was 877. 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.