Dr. Antonio C. Arrieta, MD

  • Orange, CA
  • Pediatric infectious diseases physician
NPI1861599748PAC ID1355514514
Part D claims, 2024
14
Publications
66
Clinical trials
3
Industry payments
$131,499
Affiliated sites
1
Practice address
1201 W La Veta Ave, Orange, CA 92868
Practice phone
Call (714) 997-3000
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

Children's Hospital of Orange County Main Campus

Orange, California

See all 3 affiliations

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Dr. Antonio C. Arrieta is a pediatric infectious diseases physician in Orange, California

Dr. Arrieta practices at Children's Hospital of Orange County Main Campus in Orange, California.

Dr. Arrieta's NPI, 1861599748, was assigned on September 20, 2006. Dr. Arrieta holds California license A46432.

NPI and contact details
Medicare PAC ID
1355514514
NPI enumeration date
September 20, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(714) 997-3000
Professional email
Get email
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; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Antonio C. Arrieta practices at Children's Hospital of Orange County Main Campus in Orange, California

Dr. Arrieta's primary practice is Children's Hospital of Orange County Main Campus, at 1201 W La Veta Ave, Orange, CA 92868 in Orange County. The practice phone is (714) 997-3000.

  • Children's Hospital of Orange County Main Campus
    1201 W La Veta Ave, Orange, CA 92868 · Orange CountyPhone(714) 997-3000

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

Dr. Antonio C. Arrieta is affiliated with 2 sites of care and 1 medical group

Dr. Arrieta's primary practice is Children's Hospital of Orange County Main Campus in Orange, California. The medical group on file is CHOC Children's. Dmand AI also links Dr. Arrieta to 1 more group practice or clinic, named with a free account.

Children's Hospital of Orange County Main CampusOrange, CaliforniaPrimary
CHOC Children'sPediatrics group, Orange, CA1 group practice or clinicName with a free account
See all 3 affiliations for Dr. Arrieta

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

Dmand AI tracks the EHR system at Dr. Antonio C. Arrieta's practice

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

EHR by site
SiteEHR vendor and product
Children's Hospital of Orange County Main CampusAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Antonio C. Arrieta is one of 146 pediatric infectious diseases physicians in California

Pediatric infectious diseases is Dr. Arrieta's primary specialty in the NPI Registry, under taxonomy code 2080P0208X. Dr. Arrieta is licensed in California.

Specialties and state licenses

  • Pediatric infectious diseases, CaliforniaPrimaryLicense A46432 · taxonomy 2080P0208X

Pediatric infectious diseases physicians near Dr. Arrieta

Counts of pediatric infectious diseases physicians with a Dmand AI profile, by place and practice. Each opens the list.

146pediatric infectious diseases physicians in California
7pediatric infectious diseases physicians in Orange

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

Dr. Antonio C. Arrieta's patients have a median age of 11

Across all payers, Dmand AI patient panel data puts Dr. Arrieta's median patient age at 11, with 44% women.

Dr. Arrieta's patients across all payers

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

Patient panel by age, all payers

Median age 11

Patient panel by sex, all payers

  • Women44%
  • Men55%

Source: Dmand AI Patient Panel Data

Dr. Antonio C. Arrieta wrote 14 Medicare Part D claims in 2024

In 2024, Dr. Arrieta wrote 14 Medicare Part D claims. CMS names the drug for 13 of them, across 1 drug with 11 or more claims each, at $45,518 in total drug cost. In 2023, CMS named 13 claims across 1 drug.

Part D claims, 202414
Drugs named by CMS1
Total drug cost$45,518

Dr. Arrieta'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.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 132024: 13No change

Drugs named by CMS: 1 in 2024, 1 in 2023.

See all prescribing by Dr. Arrieta

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

How Dr. Antonio C. Arrieta takes part in Medicare

Dr. Arrieta accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Antonio C. Arrieta has 66 publications on record

Dmand AI links 66 papers to Dr. Arrieta, published from 2004 to 2025. 2021 was the busiest year, with 8. The most frequent topics are Antifungal Agents, Anti-Bacterial Agents and Candidiasis, Invasive. Dr. Arrieta has published most often in Pediatr Infect Dis J. Dr. Arrieta's most frequent co-authors are Delma Julieta Nieves, MD, Jasjit Singh, MD and Negar Ashouri, MD.

Papers66
Years published2004 to 2025

Dr. Arrieta's papers by year, 2015 to 2025

Topics Dr. Arrieta writes about most

  • Antifungal Agents
  • Anti-Bacterial Agents
  • Candidiasis, Invasive
  • Administration, Intravenous
  • Micafungin
  • COVID-19
  • Infant, Premature
  • Administration, Oral

Dr. Arrieta's most frequent co-authors

Recent publications by Dr. Arrieta

See all 66 publications and co-authors

See who Dr. Arrieta researches with

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

How network discovery works

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

Dr. Antonio C. Arrieta has worked on 3 clinical trials

Dmand AI links Dr. Arrieta to 3 clinical trials. 2 are still active or recruiting. Conditions studied include Bacterial Infections, Gram-Positive Bacterial Infections and Invasive Fungal Infections. Open Payments lists research payments to Dr. Arrieta that name 2 trials.

Conditions in Dr. Arrieta's trials

  • Bacterial Infections
  • Gram-Positive Bacterial Infections
  • Invasive Fungal Infections
  • Bacterial Infections and Mycoses
  • Mycoses

Investigators on the most trials with Dr. Arrieta

Recent clinical trials with Dr. Arrieta

Sources: Open Payments (CMS), 2025 data, released July 7, 2026; Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Antonio C. Arrieta received $131,499 in industry payments from 2016 to 2025

CMS Open Payments shows 135 general payments to Dr. Arrieta from 20 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 60% of the total. Astellas Pharma Global Development paid the most, $45,324. It also lists 31 research payments totaling $9,482 from 2016 to 2025, naming 2 clinical trials.

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

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

$131.5Kin total
  • Consulting fees$78,53160%
  • Travel and lodging$34,58326%
  • Speaker and faculty fees$14,21011%
  • Food and beverage$4,1453%
  • Education$290%

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

Share is of all general payments to this clinician.

See all payments to Dr. Arrieta

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

Sources for Dr. Antonio C. Arrieta'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 patients and the all-payer patient panelDmand AI Patient Panel Data
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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
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. Antonio C. Arrieta

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. Antonio C. Arrieta's NPI number?

Dr. Antonio C. Arrieta's NPI number is 1861599748. It was assigned on September 20, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Antonio C. Arrieta?

Dr. Antonio C. Arrieta is a pediatric infectious diseases physician in Orange, California. The primary specialty in the NPI Registry is Pediatric Infectious Diseases Physician (taxonomy code 2080P0208X).

Where does Dr. Antonio C. Arrieta practice?

Dr. Arrieta practices at 1201 W La Veta Ave, Orange, CA 92868. Dr. Arrieta's primary practice is Children's Hospital of Orange County Main Campus in Orange, California. Dmand AI also links Dr. Arrieta to 1 group practice or clinic.

What is Dr. Antonio C. Arrieta's office phone number?

The practice phone on file for Dr. Arrieta is (714) 997-3000.

What is Dr. Antonio C. Arrieta's medical license number?

Dr. Arrieta holds California license A46432.

What medical group is Dr. Antonio C. Arrieta part of?

Dr. Arrieta is linked to CHOC Children's.

Does Dr. Antonio C. Arrieta accept Medicare?

Yes. CMS lists Dr. Arrieta as accepting Medicare assignment.

What drugs does Dr. Antonio C. Arrieta prescribe most?

In 2024 Medicare Part D data, Dr. Arrieta's most prescribed drugs by claims were Biktarvy.

Has Dr. Antonio C. Arrieta received payments from drug or device companies?

CMS Open Payments shows $131,499 in general payments to Dr. Arrieta from 20 companies from 2016 to 2025. The largest total came from Astellas Pharma Global Development.

How long has Dr. Antonio C. Arrieta been practicing?

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

Does Dr. Antonio C. Arrieta do research?

Dmand AI links 66 publications to Dr. Arrieta, published from 2004 to 2025. Dr. Arrieta has worked on 3 clinical trials.

Who does Dr. Antonio C. Arrieta publish with?

Dr. Arrieta's most frequent co-authors are Delma Julieta Nieves, MD (9 shared papers), Jasjit Singh, MD (7 shared papers) and Negar Ashouri, MD (6 shared papers).

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