Dr. Mehdi Zargarian, MD
- Medicare services, 2024
- 2,641
- Medicare patients, 2024
- 475
- Part D claims, 2024
- 5,475
- MIPS score, 2024
- 75
- Hospital affiliations
- 2
- Practice address
- 3700 South St, Lakewood, CA 90712
- Practice phone
- Call (562) 602-6751
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Zargarian's professional email, personal email and mobile number
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Dr. Mehdi Zargarian is a cardiologist in Lakewood, California
Dr. Zargarian practices at UCI Health - Lakewood in Lakewood, California, part of UC Irvine.
Dr. Zargarian's NPI, 1760429575, was assigned on June 1, 2006. Dr. Zargarian graduated from University of South Alabama College of Medicine in 1994. Dr. Zargarian holds California license A86505.
- NPI
- 1760429575NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7113939547
- NPI enumeration date
- June 1, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (562) 602-6751
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 58
- Medical school graduation
- 1994
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mehdi Zargarian practices at UCI Health - Lakewood in Lakewood, California
Dr. Zargarian's primary practice is UCI Health - Lakewood, at 3700 South St, Lakewood, CA 90712 in Los Angeles County. The practice phone is (562) 602-6751.
- UCI Health - Lakewood3700 South St, Lakewood, CA 90712 · Los Angeles CountyPhone(562) 602-6751
Source: Dmand AI Affiliation Data
Dr. Mehdi Zargarian is affiliated with 2 sites of care
Dr. Zargarian's primary practice is UCI Health - Lakewood in Lakewood, California, part of UC Irvine. Dr. Zargarian is also affiliated with PIH Health Downey Hospital. Dr. Zargarian's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mehdi Zargarian's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zargarian practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UCI Health - Lakewood | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mehdi Zargarian is one of 2,375 cardiologists in California
Cardiovascular disease is Dr. Zargarian's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Zargarian is licensed in California.
Specialties and state licenses
- Cardiovascular disease, CaliforniaPrimary
Cardiologists near Dr. Zargarian
Counts of cardiologists 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. Mehdi Zargarian billed Medicare for 2,641 services in 2024
CMS data shows 2,641 Medicare services from Dr. Zargarian across 16 procedure codes in 2024, for 475 Medicare patients. Medicare paid $251,165 for them. Every service was in an office.
Dr. Zargarian's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,6382024: 1,27822%
- Tests and treatments
- 2023: 1,2572024: 1,259No change
- Drugs given in the office
- 2023: 522024: 4415%
- Other services
- 2023: 262024: 4054%
- Imaging
- 2023: 132024: 2054%
Dr. Zargarian compared with the California median for cardiologists, 2024
- Dr. Zargarian
- California median
- Medicare services
- 2,641vs 1,56069% above
- Medicare patients
- 475vs 64426% below
- Part D claims
- 5,251vs 1,4103.7 times
Medians across 2,237 cardiologists in California with Dmand AI profiles that report each measure.
Dr. Zargarian'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mehdi Zargarian treated 475 Medicare patients in 2024, average age 73
CMS counts 475 Medicare patients who saw Dr. Zargarian in 2024. The largest group is 65 to 74, with 190 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 93% are also on Medicaid. Their average risk score is 2.48, 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. Zargarian's median patient age at 65, with 56% women.
Dr. Zargarian's Medicare patients by age, 2024
Dr. Zargarian's Medicare patients by sex, 2024
- Women27558%
- Men20042%
Chronic conditions among Dr. Zargarian's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes63%
- Heart failure56%
- Chronic kidney disease47%
- Arthritis43%
- Ischemic heart disease38%
- Atrial fibrillation28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Zargarian's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women56%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mehdi Zargarian wrote 5,475 Medicare Part D claims in 2024
In 2024, Dr. Zargarian wrote 5,475 Medicare Part D claims for 724 patients. 82% of them were for generic drugs. CMS names the drug for 5,251 of them, across 58 drugs with 11 or more claims each, at $908,084 in total drug cost. In 2023, CMS named 5,079 claims across 61 drugs.
Dr. Zargarian's Part D claims by kind of drug, 2024
- Generic4,499 claims82%
- Brand-name976 claims18%
Dr. Zargarian'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. Zargarian's Part D claims, 2024
- Opioids1%36 of 5,475 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: 5,0792024: 5,2513%
Drugs named by CMS: 58 in 2024, 61 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. Mehdi Zargarian scored 75 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Zargarian for performance year 2024, reported individually. Dr. Zargarian accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 15 procedures of pacemaker insertion or repair by Dr. Zargarian, more than 66% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- MIPS final score, 2024
- 75 of 100
Where Dr. Zargarian ranks in Medicare procedure volume
- Pacemaker insertion or repair
- 66th percentile15 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Mehdi Zargarian received $979 in industry payments from 2016 to 2025
CMS Open Payments shows 73 general payments to Dr. Zargarian from 5 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) paid the most, $632.
General payments to Dr. Zargarian by program year, 2016 to 2025
Companies that paid Dr. Zargarian 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. Mehdi Zargarian graduated from University of South Alabama College of Medicine
Dr. Zargarian graduated from University of South Alabama College of Medicine in 1994.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mehdi Zargarian'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand 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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Mehdi Zargarian
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. Mehdi Zargarian's NPI number?
Dr. Mehdi Zargarian's NPI number is 1760429575. It was assigned on June 1, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mehdi Zargarian?
Dr. Mehdi Zargarian is a cardiologist in Lakewood, California. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Mehdi Zargarian practice?
Dr. Zargarian practices at 3700 South St, Lakewood, CA 90712. Dr. Zargarian's primary practice is UCI Health - Lakewood in Lakewood, California, part of UC Irvine.
What is Dr. Mehdi Zargarian's office phone number?
The practice phone on file for Dr. Zargarian is (562) 602-6751.
What is Dr. Mehdi Zargarian's medical license number?
Dr. Zargarian holds California license A86505.
Which hospitals is Dr. Mehdi Zargarian affiliated with?
Dr. Zargarian practices at UCI Health - Lakewood in Lakewood, California. Dr. Zargarian is also affiliated with PIH Health Downey Hospital.
Does Dr. Mehdi Zargarian accept Medicare?
Yes. CMS data shows Dr. Zargarian billed Medicare for 2,641 services in 2024, and Dr. Zargarian accepts Medicare assignment.
What is Dr. Mehdi Zargarian's MIPS score?
Dr. Zargarian's MIPS final score for performance year 2024 is 75 out of 100, reported individually.
How many Medicare patients does Dr. Mehdi Zargarian see?
CMS counts 475 Medicare patients who saw Dr. Zargarian in 2024, with an average age of 73.
What services does Dr. Mehdi Zargarian bill to Medicare?
In 2024, Dr. Zargarian's most billed Medicare services were office visit, established patient (99214), heart test or procedure (93000) and heart test or procedure (93306).
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Where did Dr. Mehdi Zargarian go to medical school?
Dr. Zargarian graduated from University of South Alabama College of Medicine in 1994.
What drugs does Dr. Mehdi Zargarian prescribe most?
In 2024 Medicare Part D data, Dr. Zargarian's most prescribed drugs by claims were Chlorthalidone, Furosemide and Metoprolol Succinate.
Has Dr. Mehdi Zargarian received payments from drug or device companies?
CMS Open Payments shows $979 in general payments to Dr. Zargarian from 5 companies from 2016 to 2025. The largest total came from ZOLL Services LLC (A/K/A ZOLL LifeCor Corp).
How long has Dr. Mehdi Zargarian been practicing?
Dr. Zargarian graduated from medical school in 1994, 32 years ago.
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