Dr. Derrick V. Marinelli, MD

  • Fullerton, CA
  • Urologist
NPI1689897761
Medicare services, 2024
414
Medicare patients, 2024
142
Part D claims, 2024
529
Publications
1
MIPS score, 2024
88
Practice address
1915 Sunnycrest Dr, Fullerton, CA 92835
Practice phone
Call (714) 879-2410
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Marinelli and Feldman MDS

Fullerton, California

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Dr. Derrick V. Marinelli is a urologist in Fullerton, California

Dr. Marinelli practices at Marinelli and Feldman MDS in Fullerton, California.

Dr. Marinelli's NPI, 1689897761, was assigned on April 10, 2007. Dr. Marinelli graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science in 1985. Dr. Marinelli holds California license G59971.

NPI and contact details
NPI enumeration date
April 10, 2007
NPI status
Active
Practice phone
(714) 879-2410
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
67
Medical school graduation
1985

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data

Dr. Derrick V. Marinelli practices at Marinelli and Feldman MDS in Fullerton, California

Dr. Marinelli's primary practice is Marinelli and Feldman MDS, at 1915 Sunnycrest Dr, Fullerton, CA 92835 in Orange County. The practice phone is (714) 879-2410.

  • Marinelli and Feldman MDS
    1915 Sunnycrest Dr, Fullerton, CA 92835 · Orange CountyPhone(714) 879-2410

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Derrick V. Marinelli is affiliated with 3 sites of care and 2 medical groups

Dr. Marinelli's primary practice is Marinelli and Feldman MDS in Fullerton, California. The medical group on file is Infusion for Health. Dmand AI also links Dr. Marinelli to 2 more group practices and clinics and 1 medical group, each named with a free account.

See all 5 affiliations for Dr. Marinelli

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Derrick V. Marinelli's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Marinelli practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Marinelli and Feldman MDSAvailable with a free account
+2 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Derrick V. Marinelli is one of 1,395 urologists in California

Urology is Dr. Marinelli's primary specialty in the NPI Registry, under taxonomy code 208800000X. Dr. Marinelli is board certified in urology by the American Board of Urology. Dr. Marinelli is licensed in California.

Specialties and state licenses

  • Urology, CaliforniaPrimaryLicense G59971 · 1987 to 2027 · taxonomy 208800000X

Clinical focus

Dmand AI lists enlarged prostate, erectile dysfunction, kidney cysts, kidney stone disease, urinary endoscopy, urine flow blockage and UTI among the conditions Dr. Marinelli treats.

Urologists near Dr. Marinelli

Counts of urologists 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. Derrick V. Marinelli billed Medicare for 414 services in 2024

CMS data shows 414 Medicare services from Dr. Marinelli across 6 procedure codes in 2024, for 142 Medicare patients. Medicare paid $16,030 for them. Every service was in an office.

Medicare services, 2024414
Medicare patients142
Paid by Medicare$16,030
Procedure codes6

Dr. Marinelli's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Lab and pathology
2023: 2842024: 16642%
Office and hospital visits
2023: 3012024: 14751%
Surgery
2023: 2222024: 7268%
Imaging
2023: 692024: 2958%

Dr. Marinelli compared with the California median for urologists, 2024

  • Dr. Marinelli
  • California median
Medicare services
414vs 1,05061% below
Medicare patients
142vs 34659% below
Part D claims
439vs 64232% below

Medians across 1,310 urologists in California with Dmand AI profiles that report each measure.

Dr. Marinelli'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.

See all procedures by Dr. Marinelli

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Derrick V. Marinelli treated 142 Medicare patients in 2024, average age 77

CMS counts 142 Medicare patients who saw Dr. Marinelli in 2024. The largest group is 75 to 84, with 65 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 0.99, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Marinelli's median patient age at 76, with 24% women.

Medicare patients, 2024142
Average age77
Average risk score0.99

Dr. Marinelli's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Marinelli's Medicare patients by sex, 2024

  • Women1813%
  • Men12487%

Chronic conditions among Dr. Marinelli's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis42%
  4. Diabetes36%
  5. Ischemic heart disease35%
  6. Cancer19%
  7. Chronic kidney disease19%
  8. Atrial fibrillation18%

Share of Medicare patients with each condition. A patient can have several.

Dr. Marinelli's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 76

Patient panel by sex, all payers

  • Women24%
  • Men74%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Derrick V. Marinelli wrote 529 Medicare Part D claims in 2024

In 2024, Dr. Marinelli wrote 529 Medicare Part D claims for 158 patients. 86% of them were for generic drugs. CMS names the drug for 439 of them, across 8 drugs with 11 or more claims each, at $71,226 in total drug cost. In 2023, CMS named 697 claims across 12 drugs.

Part D claims, 2024529
Drugs named by CMS8
Total drug cost$71,226
Part D patients158

Dr. Marinelli's Part D claims by kind of drug, 2024

  • Generic454 claims86%
  • Brand-name75 claims14%

Dr. Marinelli'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. Marinelli's Part D claims, 2024

  • Antibiotics7%38 of 529 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: 6972024: 43937%

Drugs named by CMS: 8 in 2024, 12 in 2023.

See all prescribing by Dr. Marinelli

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. Derrick V. Marinelli scored 88 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 88 out of 100 for Dr. Marinelli for performance year 2024, reported as part of a group.

Dr. Marinelli's MIPS scores, performance year 2024

  • 88of 100Final score
  • 75.3of 100Quality
  • 40of 100Improvement Activities

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. Derrick V. Marinelli has 1 publication on record

Dmand AI links 1 paper to Dr. Marinelli. Dr. Marinelli's most frequent co-author is Allan Shanberg, MD.

Papers1

Dr. Marinelli's most frequent co-authors

Recent publications by Dr. Marinelli

See all 1 publications and co-authors

See who Dr. Marinelli researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Marinelli works with, so you can find a warm path to the right urologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Derrick V. Marinelli received $5,339 in industry payments from 2016 to 2025

CMS Open Payments shows 287 general payments to Dr. Marinelli from 38 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 95% of the total. Abbvie Inc. paid the most, $1,460.

General payments to Dr. Marinelli by program year, 2016 to 2025

General payments to Dr. Marinelli by kind, 2016 to 2025

$5.3Kin total
  • Food and beverage$5,07295%
  • Education$2665%

Companies that paid Dr. Marinelli the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Marinelli

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Derrick V. Marinelli graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science

Dr. Marinelli graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science in 1985.

  1. Medical schoolChicago Medical School at Rosalind Franklin University of Medicine and Science
  2. Board certified in urologyAmerican Board of Urology

Source: Dmand AI Professional Profile Data

Dr. Derrick V. Marinelli accepts plans from 13 insurance carriers

Dr. Marinelli is in network with 13 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. HMO plans come from the most carriers, 8. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • HCSC
  • Blue Cross Blue Shield of Massachusetts
  • Elevance
  • LA Care
  • Regence Health Plans
  • +5 more carriersWith a free account

Plan types Dr. Marinelli accepts, by number of carriers

  1. HMO8
  2. Medicare7
  3. PPO7
  4. POS3
  5. EPO2
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Derrick V. Marinelli's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesClinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Derrick V. Marinelli

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. Derrick V. Marinelli's NPI number?

Dr. Derrick V. Marinelli's NPI number is 1689897761. It was assigned on April 10, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Derrick V. Marinelli?

Dr. Derrick V. Marinelli is a urologist in Fullerton, California. The primary specialty in the NPI Registry is Urology Physician (taxonomy code 208800000X).

Where does Dr. Derrick V. Marinelli practice?

Dr. Marinelli practices at 1915 Sunnycrest Dr, Fullerton, CA 92835. Dr. Marinelli's primary practice is Marinelli and Feldman MDS in Fullerton, California. Dmand AI also links Dr. Marinelli to 2 group practices and clinics and 1 medical group.

What is Dr. Derrick V. Marinelli's office phone number?

The practice phone on file for Dr. Marinelli is (714) 879-2410.

What is Dr. Derrick V. Marinelli's medical license number?

Dr. Marinelli holds California license G59971.

What medical group is Dr. Derrick V. Marinelli part of?

Dr. Marinelli is linked to Infusion for Health. Dmand AI links Dr. Marinelli to 1 more medical group.

Does Dr. Derrick V. Marinelli accept Medicare?

Yes. CMS data shows Dr. Marinelli billed Medicare for 414 services in 2024.

What is Dr. Derrick V. Marinelli's MIPS score?

Dr. Marinelli's MIPS final score for performance year 2024 is 88 out of 100, reported as part of a group.

How many Medicare patients does Dr. Derrick V. Marinelli see?

CMS counts 142 Medicare patients who saw Dr. Marinelli in 2024, with an average age of 77.

Is Dr. Derrick V. Marinelli board certified?

Yes. Dr. Marinelli is board certified in urology by the American Board of Urology.

Show 8 more questionsShow fewer questions

What services does Dr. Derrick V. Marinelli bill to Medicare?

In 2024, Dr. Marinelli's most billed Medicare services were lab and pathology test (81002), office visit, established patient (99214) and surgery: urinary system (51798).

Where did Dr. Derrick V. Marinelli go to medical school?

Dr. Marinelli graduated from Chicago Medical School at Rosalind Franklin University of Medicine and Science in 1985.

What drugs does Dr. Derrick V. Marinelli prescribe most?

In 2024 Medicare Part D data, Dr. Marinelli's most prescribed drugs by claims were Tamsulosin HCl, Finasteride and Myrbetriq.

Has Dr. Derrick V. Marinelli received payments from drug or device companies?

CMS Open Payments shows $5,339 in general payments to Dr. Marinelli from 38 companies from 2016 to 2025. The largest total came from Abbvie Inc.

How long has Dr. Derrick V. Marinelli been practicing?

Dr. Marinelli graduated from medical school in 1985, 41 years ago.

Does Dr. Derrick V. Marinelli do research?

Dmand AI links 1 publication to Dr. Marinelli.

Who does Dr. Derrick V. Marinelli publish with?

Dr. Marinelli's most frequent co-authors are Allan Shanberg, MD (1 shared paper).

What insurance does Dr. Derrick V. Marinelli accept?

Dr. Marinelli is in network with 13 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. HMO plans come from the most carriers, 8. Check the plan with the practice before a visit.

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