Mahshid Melody Mosallaei-Benjamin, M.D.
Hematology & Oncology Physician · Los Angeles, CA
Mahshid Melody Mosallaei-Benjamin, M.D. is a hematology & oncology physician with a practice address in Los Angeles, California, and NPI 1568515138, issued on Jan 18, 2007. Check the license (California C53083, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Mahshid Melody Mosallaei-Benjamin
- Credential
- M.D.
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License numbers
- C53083 CA
22354 OK
Self-reported in NPPES; status is on the state search - Practice location
- 10833 LE Conte Ave, Los Angeles, CA 90095
- Phone
- (310) 825-5756
- Enumerated
- Jan 18, 2007
- Record last updated
- Dec 29, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20091116000193); accepts Medicare assignment
- Medical or professional school
- University Of Oklahoma College Of Medicine, 2001
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 1,583 in California → Look up another NPI →
Also registered at 10833 LE Conte Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mahshid Melody Mosallaei-Benjamin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license C53083Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
31% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
607 Medicare Part D claims for 124 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims. 12 claims were for opioids.
Most prescribed
- Letrozole90 claims
- Anastrozole68 claims
- Tamoxifen Citrate36 claims
- Eliquis35 claims
- Prednisone26 claims
- Dexamethasone20 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): 86.1 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
- The Regents OF The University OF CaliforniaSanta Monica, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mahshid Melody Mosallaei-Benjamin among 1,583 hematology & oncology physician records in California
Mahshid Melody Mosallaei-Benjamin, M.D. is one of 1,583 hematology & oncology physician records with a practice address in California. 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 2007, is newer than 46% of them.
- NPI issued2007 · 46% of these records are older, 40% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated2001 · median 2003 among the 1,124 with a school on file
- Record last updated2020 · 58% 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 California 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 California
There are 1,583 hematology & oncology physician records in California.
All 1,583 in California → Every provider in Los Angeles → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- David Chang, MDLos Angeles, CA 900951952336737
- Grace Cherry, NPLos Angeles, CA 900951659306447
- Sven De Vos, MDLos Angeles, CA 900951528093713
- Aryeh Edelist, MDLos Angeles, CA 900951437184629
- Christos Emmanouilides, MDLos Angeles, CA 900951780600619
- Nancy Feldman, MDLos Angeles, CA 900951538184700
- Jennifer Gansert, MDLos Angeles, CA 900951811922412
- Patricia Ganz, MDLos Angeles, CA 900951871528471
Common questions
What is Mahshid Melody Mosallaei-Benjamin, M.D.'s NPI number?
Mahshid Melody Mosallaei-Benjamin, M.D.'s National Provider Identifier (NPI) is 1568515138, issued on Jan 18, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Mahshid Melody Mosallaei-Benjamin, M.D. located?
The NPPES record lists a practice address at 10833 LE Conte Ave, Los Angeles, CA, 90095. Phone: (310) 825-5756. Providers update this record themselves, so call before visiting.
How can I verify Mahshid Melody Mosallaei-Benjamin, M.D.'s license?
NPPES lists California license number C53083, 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 Mahshid Melody Mosallaei-Benjamin, M.D. prescribe under Medicare Part D?
In 2024, Mahshid Melody Mosallaei-Benjamin, M.D. had 607 Medicare Part D claims for 124 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
What is Mahshid Melody Mosallaei-Benjamin, M.D.'s MIPS final score?
The 2023 MIPS final score is 86.1 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.