Derek Michael Isrow, M.D., PH.D.
Radiation Oncology Physician · Miami, FL
Derek Michael Isrow, M.D., PH.D. is a radiation oncology physician with a practice address in Miami, Florida, and NPI 1811337546, issued on Jun 26, 2013. Check the license (Florida ME134889, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Derek Michael Isrow
- Credential
- M.D., PH.D.
- Primary taxonomy
- Radiation Oncology Physician 2085R0001X
- License numbers
- ME134889 FL
125.062606 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1321 NW 14TH St, Miami, FL 33125
- Phone
- (305) 243-4200
- Enumerated
- Jun 26, 2013
- Record last updated
- Aug 2, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (305) 243-4363
- Medicare enrollment
- Enrolled (PECOS I20181218002504); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest radiation oncology physician records → All 520 in Florida → Look up another NPI →
Also registered at 1321 NW 14TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Derek Michael Isrow in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license ME134889Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
76% fewer Medicare Part D claims than the average radiation oncology physician in 2024
32 Medicare Part D claims for 16 beneficiaries, against an average of 134 among the 4,851 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 81.3 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- University OF MiamiDeerfield Beach, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Derek Michael Isrow among 520 radiation oncology physician records in Florida
Derek Michael Isrow, M.D., PH.D. is one of 520 radiation oncology physician records with a practice address in Florida. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 77% of them.
- NPI issued2013 · 77% of these records are older, 20% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 76% of these records are
- Graduated2013 · median 2002 among the 393 with a school on file
- Record last updated2018 · 50% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Radiation Oncology Physician providers in Florida
There are 520 radiation oncology physician records in Florida.
All 520 in Florida → Every provider in Miami → Radiation Oncology Physician nationwide →
The 8 radiation oncology physician records with the nearest ZIP codes
- Pedro Bustillo, M.D.Miami, FL 331251386693679
- Tejan Diwanji, MDMiami, FL 331251790129765
- Natalie Logie, MD, FRCPCMiami, FL 331251164875068
- Brandon Mahal, M.D.Miami, FL 331251861874141
- Amandeep Mahal, MDMiami, FL 331251538798657
- Raul Ravelo, M.D.Miami, FL 331351780672923
- Gregory Kubicek, M.D.Miami, FL 331361558427153
- Charles Kunos, MD,PHDMiami, FL 331361851320535
Common questions
What is Derek Michael Isrow, M.D., PH.D.'s NPI number?
Derek Michael Isrow, M.D., PH.D.'s National Provider Identifier (NPI) is 1811337546, issued on Jun 26, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Derek Michael Isrow, M.D., PH.D. located?
The NPPES record lists a practice address at 1321 NW 14TH St, Miami, FL, 33125. Phone: (305) 243-4200. Providers update this record themselves, so call before visiting.
How can I verify Derek Michael Isrow, M.D., PH.D.'s license?
NPPES lists Florida license number ME134889, 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 Derek Michael Isrow, M.D., PH.D. prescribe under Medicare Part D?
In 2024, Derek Michael Isrow, M.D., PH.D. had 32 Medicare Part D claims for 16 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.
What is Derek Michael Isrow, M.D., PH.D.'s MIPS final score?
The 2023 MIPS final score is 81.3 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.