Cyrus Mazidi, M.D.
Hematology & Oncology Physician · Philadelphia, PA
Cyrus Mazidi, M.D. is a hematology & oncology physician with a practice address in Philadelphia, Pennsylvania, and NPI 1326570771, issued on Apr 3, 2017. Check the license (Pennsylvania MD481410, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Cyrus Mazidi
- Credential
- M.D.
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- MD481410 PA
Self-reported in NPPES; status is on the state search - Practice location
- 333 Cottman Ave, Philadelphia, PA 19111
- Phone
- (215) 707-4000
- Enumerated
- Apr 3, 2017
- Record last updated
- Aug 10, 2023
- Medicaid ID
- 104185603-0005 PA
- Medicare enrollment
- Enrolled (PECOS I20260407000868); accepts Medicare assignment
- Medical or professional school
- Tulane University School Of Medicine, 2017
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 784 in Pennsylvania → Look up another NPI →
Also registered at 333 Cottman Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Philip Abbosh, MDPHDUrology Physician1871749424
- Andrea AbbottDiagnostic Radiology Physician1316268444
- Jesty Abraham, DODiagnostic Radiology Physician1417118373
- Allison Aggon, D.O.Surgery Physician1972759900
- Tahseen Al-Saleem, M.D.Anatomic Pathology & Clinical Pathology Physician1962474056
- Md Usman Ali, M.D.Internal Medicine Physician1619316882
Verify Cyrus Mazidi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD481410Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
83% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
148 Medicare Part D claims for 44 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 14 claims were for opioids.
Most prescribed
- Ondansetron Hcl16 claims
- Omeprazole11 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 76.7 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
- Marin Cancer Care, Inc.Greenbrae, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Cyrus Mazidi among 784 hematology & oncology physician records in Pennsylvania
Cyrus Mazidi, M.D. is one of 784 hematology & oncology physician records with a practice address in Pennsylvania. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 85% of them.
- NPI issued2017 · 85% of these records are older, 13% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated2017 · median 2004 among the 553 with a school on file
- Record last updated2023 · 60% 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 Pennsylvania 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 Pennsylvania
There are 784 hematology & oncology physician records in Pennsylvania.
All 784 in Pennsylvania → Every provider in Philadelphia → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Christopher DavellaPhiladelphia, PA 191111275976441
- Richard Fisher, M.D.Philadelphia, PA 191111659463420
- Henry Fung, M.D.Philadelphia, PA 191111215997085
- Vijaykumar Gandhi, M.D.Philadelphia, PA 191111619930617
- Pooja Ghatalia, M.D.Philadelphia, PA 191111336406461
- Anshu Giri, MDPhiladelphia, PA 191111811332406
- Jason Incorvati, MDPhiladelphia, PA 191111467687392
- Rashmi KhanalPhiladelphia, PA 191111841595634
Common questions
What is Cyrus Mazidi, M.D.'s NPI number?
Cyrus Mazidi, M.D.'s National Provider Identifier (NPI) is 1326570771, issued on Apr 3, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Cyrus Mazidi, M.D. located?
The NPPES record lists a practice address at 333 Cottman Ave, Philadelphia, PA, 19111. Phone: (215) 707-4000. Providers update this record themselves, so call before visiting.
How can I verify Cyrus Mazidi, M.D.'s license?
NPPES lists Pennsylvania license number MD481410, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Cyrus Mazidi, M.D. prescribe under Medicare Part D?
In 2024, Cyrus Mazidi, M.D. had 148 Medicare Part D claims for 44 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
What is Cyrus Mazidi, M.D.'s MIPS final score?
The 2023 MIPS final score is 76.7 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.