Dr. Reza N. Mostofi, MD
- Medicare services, 2024
- 22,549
- Medicare patients, 2024
- 304
- Part D claims, 2024
- 1,176
- Publications
- 1
- MIPS score, 2024
- 93
- Practice address
- 1500 Duarte Rd, Duarte, CA 91010
- Practice phone
- Call (800) 826-4673
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
City of Hope Comprehensive Cancer Center - Duarte
Duarte, California
Find Dr. Mostofi's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Reza N. Mostofi is a hematologist and oncologist in Duarte, California
Dr. Mostofi practices at City of Hope Comprehensive Cancer Center - Duarte in Duarte, California.
Dr. Mostofi's NPI, 1972786895, was assigned on December 13, 2007. Dr. Mostofi graduated from St. George's University School of Medicine in 2003. Dr. Mostofi holds California license C56205.
- NPI
- 1972786895NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7618057837
- NPI enumeration date
- December 13, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (800) 826-4673
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 49
- Medical school graduation
- 2003
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Reza N. Mostofi practices at City of Hope Comprehensive Cancer Center - Duarte in Duarte, California
Dr. Mostofi's primary practice is City of Hope Comprehensive Cancer Center - Duarte, at 1500 Duarte Rd, Duarte, CA 91010 in Los Angeles County. The practice phone is (800) 826-4673.
- City of Hope Comprehensive Cancer Center - Duarte1500 Duarte Rd, Duarte, CA 91010 · Los Angeles CountyPhone(800) 826-4673
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Reza N. Mostofi is affiliated with 6 sites of care and 1 medical group
Dr. Mostofi's primary practice is City of Hope Comprehensive Cancer Center - Duarte in Duarte, California. Dr. Mostofi is also affiliated with Torrance Memorial Medical Center. The medical group on file is City of Hope. Dmand AI also links Dr. Mostofi to 2 more hospitals, 1 group practice or clinic and 1 other site, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Reza N. Mostofi's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mostofi practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| City of Hope Comprehensive Cancer Center - Duarte | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Reza N. Mostofi is one of 1,502 hematologists and oncologists in California
Hematology and oncology is Dr. Mostofi's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Mostofi is board certified in hematology by the American Board of Internal Medicine. Dmand AI has Dr. Mostofi's licenses on file in 4 states: California, Delaware, New Jersey and Pennsylvania.
Specialties and state licenses
- Hematology and oncology, CaliforniaPrimary
- Delaware license
- New Jersey license
- Pennsylvania license
Clinical focus
Dmand AI lists breast cancer, chronic anemia, chronic leukemia, colorectal cancer, deep vein thrombosis (DVT), fluid and electrolyte imbalances, lung cancer and lymphoma among the conditions Dr. Mostofi treats.
Hematologists and oncologists near Dr. Mostofi
Counts of hematologists and oncologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Reza N. Mostofi billed Medicare for 22,549 services in 2024
CMS data shows 22,549 Medicare services from Dr. Mostofi across 24 procedure codes in 2024, for 304 Medicare patients. Medicare paid $309,456 for them. Every service was in an office.
Dr. Mostofi's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 55,5382024: 20,40763%
- Tests and treatments
- 2023: 2,2842024: 1,28744%
- Office and hospital visits
- 2023: 8862024: 8059%
- Surgery
- 2023: 402024: 5025%
Dr. Mostofi compared with the California median for hematologists and oncologists, 2024
- Dr. Mostofi
- California median
- Medicare services
- 22,549vs 93224.2 times
- Medicare patients
- 304vs 22535% above
- Part D claims
- 911vs 3942.3 times
Medians across 1,367 hematologists and oncologists in California with Dmand AI profiles that report each measure.
Dr. Mostofi's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Mostofi and other hematologists and oncologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Reza N. Mostofi treated 304 Medicare patients in 2024, average age 75
CMS counts 304 Medicare patients who saw Dr. Mostofi in 2024. The largest group is 75 to 84, with 119 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 39% are also on Medicaid. Their average risk score is 2.25, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Mostofi's median patient age at 70, with 63% women.
Dr. Mostofi's Medicare patients by age, 2024
Dr. Mostofi's Medicare patients by sex, 2024
- Women18661%
- Men11839%
Chronic conditions among Dr. Mostofi's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Cancer58%
- Arthritis42%
- Diabetes39%
- Chronic kidney disease31%
- Ischemic heart disease27%
- Osteoporosis25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mostofi's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women63%
- Men37%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Reza N. Mostofi wrote 1,176 Medicare Part D claims in 2024
In 2024, Dr. Mostofi wrote 1,176 Medicare Part D claims for 170 patients. 64% of them were for generic drugs. CMS names the drug for 911 of them, across 28 drugs with 11 or more claims each, at $4,632,710 in total drug cost. In 2023, CMS named 557 claims across 18 drugs.
Dr. Mostofi's Part D claims by kind of drug, 2024
- Generic749 claims64%
- Brand-name427 claims36%
Dr. Mostofi's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Mostofi's Part D claims, 2024
- Opioids2%20 of 1,176 claims
- Antipsychotics, patients 65 and over2%22 of 1,176 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 5572024: 91164%
Drugs named by CMS: 28 in 2024, 18 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Reza N. Mostofi scored 93 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Dr. Mostofi for performance year 2024, reported as part of a group. Dr. Mostofi accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Mostofi as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Mostofi's MIPS scores, performance year 2024
- 93of 100Final score
- 78.5of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 70of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Reza N. Mostofi has 1 publication on record
Dmand AI links 1 paper to Dr. Mostofi.
Recent publications by Dr. Mostofi
See who Dr. Mostofi researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Mostofi works with, so you can find a warm path to the right hematologists and oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Reza N. Mostofi received $7,293 in industry payments from 2016 to 2025
CMS Open Payments shows 324 general payments to Dr. Mostofi from 39 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 75% of the total. Janssen Pharmaceuticals, Inc paid the most, $1,890.
General payments to Dr. Mostofi by program year, 2016 to 2025
General payments to Dr. Mostofi by kind, 2016 to 2025
- Food and beverage$5,44175%
- Consulting fees$1,57522%
- Education$2774%
Companies that paid Dr. Mostofi the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Reza N. Mostofi graduated from St. George's University School of Medicine
Dr. Mostofi graduated from St. George's University School of Medicine in 2003.
- Medical school
- Board certified in hematology
- Board certified in medical oncology
Source: Dmand AI Professional Profile Data
Dr. Reza N. Mostofi accepts plans from 16 insurance carriers
Dr. Mostofi is in network with 16 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- LA Care
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Molina
- +8 more carriersWith a free account
Plan types Dr. Mostofi accepts, by number of carriers
- Medicare10
- HMO8
- PPO8
- EPO4
- POS4
- Medicaid2
Source: Dmand AI Insurance Network Data
Sources for Dr. Reza N. Mostofi's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Reza N. Mostofi
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Reza N. Mostofi's NPI number?
Dr. Reza N. Mostofi's NPI number is 1972786895. It was assigned on December 13, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Reza N. Mostofi?
Dr. Reza N. Mostofi is a hematologist and oncologist in Duarte, California. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Reza N. Mostofi practice?
Dr. Mostofi practices at 1500 Duarte Rd, Duarte, CA 91010. Dr. Mostofi's primary practice is City of Hope Comprehensive Cancer Center - Duarte in Duarte, California. Dmand AI also links Dr. Mostofi to 2 hospitals, 1 group practice or clinic and 1 other site.
What is Dr. Reza N. Mostofi's office phone number?
The practice phone on file for Dr. Mostofi is (800) 826-4673.
What is Dr. Reza N. Mostofi's medical license number?
Dr. Mostofi holds California license C56205, one of the licenses on file in 4 states.
Which states has Dr. Reza N. Mostofi been licensed in?
Dmand AI has state licenses on file for Dr. Mostofi in California (2013 to 2027), Delaware (2009 to 2015), New Jersey (2009 to 2015) and Pennsylvania (2003 to 2014).
Which hospitals is Dr. Reza N. Mostofi affiliated with?
Dr. Mostofi is affiliated with Torrance Memorial Medical Center. Dmand AI links Dr. Mostofi to 2 more hospitals.
What medical group is Dr. Reza N. Mostofi part of?
Dr. Mostofi is linked to City of Hope.
Does Dr. Reza N. Mostofi accept Medicare?
Yes. CMS data shows Dr. Mostofi billed Medicare for 22,549 services in 2024, and Dr. Mostofi accepts Medicare assignment.
Does Dr. Reza N. Mostofi offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Mostofi as offering telehealth services.
Show 10 more questionsShow fewer questions
What is Dr. Reza N. Mostofi's MIPS score?
Dr. Mostofi's MIPS final score for performance year 2024 is 93 out of 100, reported as part of a group.
How many Medicare patients does Dr. Reza N. Mostofi see?
CMS counts 304 Medicare patients who saw Dr. Mostofi in 2024, with an average age of 75.
Is Dr. Reza N. Mostofi board certified?
Yes. Dr. Mostofi is board certified in hematology by the American Board of Internal Medicine.
What services does Dr. Reza N. Mostofi bill to Medicare?
In 2024, Dr. Mostofi's most billed Medicare services were injected or infused drug (J0185), injected or infused drug (J0897) and injected or infused drug (J1100).
Where did Dr. Reza N. Mostofi go to medical school?
Dr. Mostofi graduated from St. George's University School of Medicine in 2003.
What drugs does Dr. Reza N. Mostofi prescribe most?
In 2024 Medicare Part D data, Dr. Mostofi's most prescribed drugs by claims were Anastrozole, Revlimid and Ondansetron ODT.
Has Dr. Reza N. Mostofi received payments from drug or device companies?
CMS Open Payments shows $7,293 in general payments to Dr. Mostofi from 39 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Reza N. Mostofi been practicing?
Dr. Mostofi graduated from medical school in 2003, 23 years ago.
Does Dr. Reza N. Mostofi do research?
Dmand AI links 1 publication to Dr. Mostofi.
What insurance does Dr. Reza N. Mostofi accept?
Dr. Mostofi is in network with 16 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.
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