NPPES file of Aug 9, 2026

Adam Tran, PHYSICIAN ASSISTANT

Physician Assistant · Mission Viejo, CA

Adam Tran, PHYSICIAN ASSISTANT is a physician assistant with a practice address in Mission Viejo, California, and NPI 1700591484, issued on Jan 18, 2023. Check the license (California PA64391, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1700591484
Name
Adam Tran
Credential
PHYSICIAN ASSISTANT
Primary taxonomy
Physician Assistant 363A00000X
License numbers
PA64391 CA
PSY36152 CA
Self-reported in NPPES; status is on the state search
Practice location
26024 Acero, Mission Viejo, CA 92691
Phone
(714) 545-5550
Enumerated
Jan 18, 2023
Record last updated
Dec 18, 2025
Medicare enrollment
Enrolled (PECOS I20240621001735); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 26024 Acero

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

  1. Shahrzad Arjomandi, PHYSICIAN ASSISTANTPsychiatric/Mental Health Clinical Nurse Specialist1124746318
  2. Madeleine Fajilan, PA-CPsychiatric/Mental Health Clinical Nurse Specialist1548810591
  3. Krista Fendrick, PA-CPsychiatric/Mental Health Clinical Nurse Specialist1316297286
  4. Monique Hutchinson, PA-CPhysician Assistant1154701399
  5. Sarah Kantelis, PAPsychiatric/Mental Health Clinical Nurse Specialist1881047892
  6. Jenny Le, PA-CPhysician Assistant1518596568

Verify Adam Tran 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 PA64391
    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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36% fewer Medicare Part D claims than the average physician assistant in 2024

535 Medicare Part D claims for 63 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.

  1. Adam Tran535
  2. Specialty average830

Most prescribed

  1. Quetiapine Fumarate46 claims
  2. Sertraline Hcl46 claims
  3. Duloxetine Hcl32 claims
  4. Lamotrigine28 claims
  5. Trazodone Hcl25 claims
  6. Memantine Hcl23 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: $2,655.29

105 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Pharmaceuticals, 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. Adam Tran$2,655.29
  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. Pacific Neuropsychiatric Specialists IncMission Viejo, CA

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

Adam Tran among 14,451 physician assistant records in California

Adam Tran, PHYSICIAN ASSISTANT 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 2023, is newer than 80% of them.

  • NPI issued2023 · 80% of these records are older, 13% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2023 · median 2018 among the 7,214 with a school on file
  • Record last updated2025 · 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).

50 physician assistant records list a practice address in Mission Viejo

They are 50 of the 2,156 NPPES records with a practice address in Mission Viejo, and 14,451 physician assistant records in California.

The 8 physician assistant records with the nearest ZIP codes

  1. Kira Babb, PA-CMission Viejo, CA 926911730318767
  2. Stephanie Blodgett, PA-CMission Viejo, CA 926911720287170
  3. Tria Brummond, PA-CMission Viejo, CA 926911952461659
  4. Cassandra Karn, P.A.Mission Viejo, CA 926911245247774
  5. Linda Kiehlmeir, P.A-CMission Viejo, CA 926911902834575
  6. Lara Manchik, P.A.C.Mission Viejo, CA 926911639108327
  7. John Mellott, P.A.Mission Viejo, CA 926911023041902
  8. Lorelei Opene, PA-CMission Viejo, CA 926911659350445

Common questions

What is Adam Tran, PHYSICIAN ASSISTANT's NPI number?

Adam Tran, PHYSICIAN ASSISTANT's National Provider Identifier (NPI) is 1700591484, issued on Jan 18, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Adam Tran, PHYSICIAN ASSISTANT located?

The NPPES record lists a practice address at 26024 Acero, Mission Viejo, CA, 92691. Phone: (714) 545-5550. Providers update this record themselves, so call before visiting.

How can I verify Adam Tran, PHYSICIAN ASSISTANT's license?

NPPES lists California license number PA64391, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Adam Tran, PHYSICIAN ASSISTANT prescribe under Medicare Part D?

In 2024, Adam Tran, PHYSICIAN ASSISTANT had 535 Medicare Part D claims for 63 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.