Parisa Malekzadeh, M.D.
Surgical Oncology Physician · Corona, CA
Parisa Malekzadeh, M.D. is a surgical oncology physician with a practice address in Corona, California, and NPI 1992055149, issued on Sep 14, 2012. Check the license (California A198583, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Parisa Malekzadeh
- Credential
- M.D.
- Primary taxonomy
- Surgical Oncology Physician 2086X0206X
- License number
- A198583 CA
Self-reported in NPPES; status is on the state search - Practice location
- 320 W 6TH St, Corona, CA 92882
- Phone
- (951) 898-2828
- Enumerated
- Sep 14, 2012
- Record last updated
- Nov 12, 2024
- Fax
- (951) 898-2811
- Medicare enrollment
- Enrolled (PECOS I20241115003634); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest surgical oncology physician records → All 250 in California → Look up another NPI →
Also registered at 320 W 6TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Maria Del Carmen Bustos, LCSWClinical Social Worker1275217796
- Gregory Gilmore, D.O.Hematology & Oncology Physician1205271640
- Rahul Dev Polineni, M.DHematology & Oncology Physician1235375155
Verify Parisa Malekzadeh in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A198583Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
85% fewer Medicare Part D claims than the average surgical oncology physician in 2024
13 Medicare Part D claims for 12 beneficiaries, against an average of 87 among the 1,237 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: $172.30
1 payment: food and beverage; the largest payer was Intera Oncology, Inc. The 1,132 providers of this specialty with any payment received $4,224.74 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.
Bills Medicare through one group practice
- City OF Hope Medical FoundationCorona, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Parisa Malekzadeh among 250 surgical oncology physician records in California
Parisa Malekzadeh, M.D. is one of 250 surgical oncology physician records with a practice address in California. 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 2012, is newer than 71% of them.
- NPI issued2012 · 71% of these records are older, 24% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated2013 · median 2004 among the 184 with a school on file
- Record last updated2024 · 44% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2086X0206X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Surgical Oncology Physician providers in California
There are 250 surgical oncology physician records in California.
All 250 in California → Every provider in Corona → Surgical Oncology Physician nationwide →
The 8 surgical oncology physician records with the nearest ZIP codes
- Valentina BonevOrange, CA 928681326312075
- John A Butler, MDOrange, CA 928681902986094
- Oliver Eng, M.D.Orange, CA 928681245556406
- James Jakowatz, MDOrange, CA 928681649225384
- Karen T Lane, MDOrange, CA 928681316027444
- Erin Lin, D.O.Orange, CA 928681780983411
- Alexandra Lopez-Aguiar, M.D.Orange, CA 928681477972040
- Melissa Mao, MDOrange, CA 928681245594498
Common questions
What is Parisa Malekzadeh, M.D.'s NPI number?
Parisa Malekzadeh, M.D.'s National Provider Identifier (NPI) is 1992055149, issued on Sep 14, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Parisa Malekzadeh, M.D. located?
The NPPES record lists a practice address at 320 W 6TH St, Corona, CA, 92882. Phone: (951) 898-2828. Providers update this record themselves, so call before visiting.
How can I verify Parisa Malekzadeh, M.D.'s license?
NPPES lists California license number A198583, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Parisa Malekzadeh, M.D. prescribe under Medicare Part D?
In 2024, Parisa Malekzadeh, M.D. had 13 Medicare Part D claims for 12 beneficiaries; the average among surgical oncology physician prescribers was 87. 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.