NPPES file of Aug 9, 2026

Arianna Arroyo

Physician Assistant · Murrieta, CA

Arianna Arroyo is a physician assistant with a practice address in Murrieta, California, and NPI 1780267336, issued on May 2, 2021. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1780267336
Name
Arianna Arroyo
Primary taxonomy
Physician Assistant 363A00000X
Practice location
25150 Hancock Ave Ste 210, Murrieta, CA 92562
Phone
(951) 587-3739
Enumerated
May 2, 2021
Record last updated
Jan 9, 2023
Medicare enrollment
Enrolled (PECOS I20230207002581); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 25150 Hancock Ave Ste 210

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Tracey Anderson, FNPAcute Care Nurse Practitioner1841303054
  2. Michelle Lancaster, PA-CMedical Physician Assistant1427351212
  3. Yong Lee, PA-CPhysician Assistant1619443108
  4. Gerald OhNeurological Surgery Physician1770809329

Verify Arianna Arroyo in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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93% fewer Medicare Part D claims than the average physician assistant in 2024

62 Medicare Part D claims for 32 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 23 claims were for opioids.

  1. Arianna Arroyo62
  2. Specialty average830

Most prescribed

  1. Naloxone Hcl19 claims
  2. Oxycodone-Acetaminophen16 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.

Industry payments in 2024: $65.00

1 payment: food and beverage; the largest payer was Chiesi USA, Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Arianna Arroyo$65.00
  2. Specialty average$841.65

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Temecula Valley Neurosurgery IncMurrieta, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Arianna Arroyo among 14,451 physician assistant records in California

Arianna Arroyo is one of 14,451 physician assistant records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 67% of them.

  • NPI issued2021 · 67% of these records are older, 27% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2021 · median 2018 among the 7,214 with a school on file
  • Record last updated2023 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

55 physician assistant records list a practice address in Murrieta

They are 55 of the 2,999 NPPES records with a practice address in Murrieta, and 14,451 physician assistant records in California.

The 8 physician assistant records with the nearest ZIP codes

  1. Fidelino Amargo, PA-CMurrieta, CA 925621477867893
  2. Deana Buan, PA-CMurrieta, CA 925621427010784
  3. Scott Dombroski, PA-CMurrieta, CA 925621588874283
  4. Danielle Dullinger, P.A.Murrieta, CA 925621053542837
  5. Stephanie Francis, PA-CMurrieta, CA 925621043530082
  6. Timothy Gedney, PA-CMurrieta, CA 925621467462499
  7. Kathleen Keays, PAMurrieta, CA 925621962632331
  8. James Lauerman, PAMurrieta, CA 925621083698245

Common questions

What is Arianna Arroyo's NPI number?

Arianna Arroyo's National Provider Identifier (NPI) is 1780267336, issued on May 2, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Arianna Arroyo located?

The NPPES record lists a practice address at 25150 Hancock Ave Ste 210, Murrieta, CA, 92562. Phone: (951) 587-3739. Providers update this record themselves, so call before visiting.

How can I verify Arianna Arroyo's license?

Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Arianna Arroyo prescribe under Medicare Part D?

In 2024, Arianna Arroyo had 62 Medicare Part D claims for 32 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.

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.