NPPES file of Aug 9, 2026

Olivia Tirado, PA

Surgical Physician Assistant · Orange, CA

Olivia Tirado, PA is a surgical physician assistant with a practice address in Orange, California, and NPI 1962703504, issued on Nov 13, 2010. Check the license (California PA21265, as entered in NPPES) 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1962703504
Name
Olivia Tirado
Credential
PA
Primary taxonomy
Surgical Physician Assistant 363AS0400X
License number
PA21265 CA
Self-reported in NPPES; status is on the state search
Practice location
101 The City Dr S, Orange, CA 92868
Phone
(714) 880-7812
Enumerated
Nov 13, 2010
Record last updated
Nov 16, 2023
Medicare enrollment
Enrolled (PECOS I20111215000297); accepts Medicare assignment
Medical or professional school
Western University Of Health Sciences College Of Dental Med, 2010
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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8 nearest surgical physician assistant records → All 1,075 in California → Look up another NPI →

Also registered at 101 The City Dr S

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

  1. Danny Abad, PAPhysician Assistant1477158673
  2. Edward AbaradoStudent in an Organized Health Care Education/Training Program1912855198
  3. Nagina Abdiani, DOGeriatric Medicine (Family Medicine) Physician1518543271
  4. Mariam Abdul-Latif, M.D.Pediatrics Physician1538418884
  5. Eric AbelloOtolaryngology Physician1922566215
  6. Brandon Abeyta, MDAnesthesiology Physician1841291804

Verify Olivia Tirado in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license PA21265    Check 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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Bills Medicare through 2 group practices

  1. Southern California Permanente Medical GroupAnaheim, CA
  2. University Surgeons OF Orange A Medical GroupOrange, CA

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

Olivia Tirado among 1,075 surgical physician assistant records in California

Olivia Tirado, PA is one of 1,075 surgical physician assistant records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 49% of them.

  • NPI issued2010 · 49% of these records are older, 47% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2010 · median 2012 among the 649 with a school on file
  • Record last updated2023 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AS0400X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgical Physician Assistant providers in California

There are 1,075 surgical physician assistant records in California.

All 1,075 in California → Every provider in Orange → Surgical Physician Assistant nationwide →

The 8 surgical physician assistant records with the nearest ZIP codes

  1. Mykeisha Alzaatra, PA-COrange, CA 928681629367172
  2. Jennifer AnzoOrange, CA 928681992044770
  3. Ryan Chan, PAOrange, CA 928681093184988
  4. Michael Digiovanni, PAOrange, CA 928681477579704
  5. Katherine Gebhardt, PAOrange, CA 928681285720516
  6. Lionel Gonzales, PAOrange, CA 928681326072950
  7. Jason Laird, PA-COrange, CA 928681437486073
  8. Albert Lin, PAOrange, CA 928681316979479

Common questions

What is Olivia Tirado, PA's NPI number?

Olivia Tirado, PA's National Provider Identifier (NPI) is 1962703504, issued on Nov 13, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Olivia Tirado, PA located?

The NPPES record lists a practice address at 101 The City Dr S, Orange, CA, 92868. Phone: (714) 880-7812. Providers update this record themselves, so call before visiting.

How can I verify Olivia Tirado, PA's license?

NPPES lists California license number PA21265, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.