NPPES file of Aug 9, 2026

Michelle Treiber, PA-C

Physician Assistant · La Jolla, CA

Michelle Treiber, PA-C is a physician assistant with a practice address in La Jolla, California, and NPI 1629790035, issued on Sep 13, 2022. Check the license (California PA62440, 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
1629790035
Name
Michelle Treiber
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License numbers
PA62440 CA
029194 NY
Self-reported in NPPES; status is on the state search
Practice location
9300 Campus Point Dr, La Jolla, CA 92037
Phone
(800) 926-8273
Enumerated
Sep 13, 2022
Record last updated
Mar 17, 2026
Medicare enrollment
Enrolled (PECOS I20260402000562); may accept 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 9300 Campus Point Dr

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

  1. Nadia Abu-Douleh, MSN CNM WHNP-BCAdvanced Practice Midwife1851157937
  2. Alina Adeel, M.DInfectious Disease Physician1831453596
  3. Delissa Ainsworth, PA-CPhysician Assistant1750734893
  4. Danielle Aliano, MDHospitalist Physician1891377842
  5. Emily Allard-Phillips, MDObstetrics & Gynecology Physician1194247635
  6. Joud AlmogatiDiagnostic Radiology Physician1548931983

Verify Michelle Treiber 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 PA62440
    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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91% fewer Medicare Part D claims than the average physician assistant in 2024

71 Medicare Part D claims for 23 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 18 claims were for opioids.

  1. Michelle Treiber71
  2. Specialty average830

Most prescribed

  1. Oxycodone Hcl16 claims
  2. Gabapentin15 claims
  3. Naloxone Hcl11 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: $15.00

1 payment: food and beverage; the largest payer was Medtronic, 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. Michelle Treiber$15.00
  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.

Michelle Treiber among 14,451 physician assistant records in California

Michelle Treiber, PA-C 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 2022, is newer than 73% of them.

  • NPI issued2022 · 73% of these records are older, 20% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2022 · median 2018 among the 7,214 with a school on file
  • Record last updated2026 · 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).

136 physician assistant records list a practice address in La Jolla

They are 136 of the 3,648 NPPES records with a practice address in La Jolla, and 14,451 physician assistant records in California.

The 8 physician assistant records with the nearest ZIP codes

  1. Heather Bonaguidi, P.A.La Jolla, CA 920371669458691
  2. Abha Bosworth, PALa Jolla, CA 920371629067053
  3. Daniel Collins, P.A.La Jolla, CA 920371548247158
  4. Doris Elias, P.A.La Jolla, CA 920371457338089
  5. Karen Fetzer, P.A.-C.La Jolla, CA 920371063490761
  6. Susan Gilroy, P.A.-C.La Jolla, CA 920371992783575
  7. Madonna Guzman, P.A.-C.La Jolla, CA 920371871571455
  8. Christy Kerr, P.A.-C.La Jolla, CA 920371184602336

Common questions

What is Michelle Treiber, PA-C's NPI number?

Michelle Treiber, PA-C's National Provider Identifier (NPI) is 1629790035, issued on Sep 13, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Michelle Treiber, PA-C located?

The NPPES record lists a practice address at 9300 Campus Point Dr, La Jolla, CA, 92037. Phone: (800) 926-8273. Providers update this record themselves, so call before visiting.

How can I verify Michelle Treiber, PA-C's license?

NPPES lists California license number PA62440, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Michelle Treiber, PA-C prescribe under Medicare Part D?

In 2024, Michelle Treiber, PA-C had 71 Medicare Part D claims for 23 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.