Regan D. Rostorfer, MD
Hematology & Oncology Physician · Ocoee, FL
Regan D. Rostorfer, MD is a hematology & oncology physician with a practice address in Ocoee, Florida, and NPI 1790936409, issued on Oct 1, 2008. Check the license (Florida ME105256, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Regan D. Rostorfer
- Credential
- MD
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- ME105256 FL
Self-reported in NPPES; status is on the state search - Practice location
- 9900 W Colonial Dr, Ocoee, FL 34761
- Phone
- (321) 843-7440
- Enumerated
- Oct 1, 2008
- Record last updated
- Apr 26, 2022
- Fax
- (321) 843-7497
- Medicaid ID
- 004943400 FL
- Medicare enrollment
- Enrolled (PECOS I20120621000462); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 818 in Florida → Look up another NPI →
Also registered at 9900 W Colonial Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Alka Arora, M.DHematology & Oncology Physician1265621817
- Jeffrey Chi, M.D.Medical Oncology Physician1598143125
- Shannan Leonard, FNPAdult Health Nurse Practitioner1497194534
- Jose Najera, MDMedical Oncology Physician1760667851
- Jennifer Rickerds, RDRegistered Dietitian1073435178
- Issa Zeidan, M.D.Hospice and Palliative Medicine (Family Medicine) Physician1932491867
Verify Regan D. Rostorfer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license ME105256Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% more Medicare Part D claims than the average hematology & oncology physician in 2024
1,745 Medicare Part D claims for 394 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Anastrozole780 claims
- Letrozole220 claims
- Verzenio117 claims
- Ibrance90 claims
- Tamoxifen Citrate79 claims
- Raloxifene Hcl67 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.
Bills Medicare through one group practice
- Orlando Health Medical Group IncOrlando, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Regan D. Rostorfer among 818 hematology & oncology physician records in Florida
Regan D. Rostorfer, MD 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 2008, is newer than 56% of them.
- NPI issued2008 · 56% of these records are older, 39% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated2006 · median 2003 among the 581 with a school on file
- Record last updated2022 · 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 Ocoee → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Alka Arora, M.DOcoee, FL 347611265621817
- Franco Garcia, DOSaint Cloud, FL 347691689161648
- Adnan Akhtar, MDKissimmee, FL 347411366404642
- Qamar Khan, MDKissimmee, FL 347411336149012
- Arnold Miller, DOKissimmee, FL 347411164491288
- Jorge Otoya, MDKissimmee, FL 347411558339796
- Vipul Pareek, MDKissimmee, FL 347411659640654
- Mazen Zaarour, M.D.Winter Garden, FL 347871437599875
Common questions
What is Regan D. Rostorfer, MD's NPI number?
Regan D. Rostorfer, MD's National Provider Identifier (NPI) is 1790936409, issued on Oct 1, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Regan D. Rostorfer, MD located?
The NPPES record lists a practice address at 9900 W Colonial Dr, Ocoee, FL, 34761. Phone: (321) 843-7440. Providers update this record themselves, so call before visiting.
How can I verify Regan D. Rostorfer, MD's license?
NPPES lists Florida license number ME105256, 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 Regan D. Rostorfer, MD prescribe under Medicare Part D?
In 2024, Regan D. Rostorfer, MD had 1,745 Medicare Part D claims for 394 beneficiaries; 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.