NPPES file of Aug 9, 2026

Julie Kim Ahn, PA-C

Physician Assistant · Corona, CA

Julie Kim Ahn, PA-C is a physician assistant with a practice address in Corona, California, and NPI 1346802543, issued on Jul 8, 2019. Check the license (California 56992, 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
1346802543
Name
Julie Kim Ahn
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
56992 CA
Self-reported in NPPES; status is on the state search
Practice location
800 S Main St, Corona, CA 92882
Phone
(951) 737-4343
Enumerated
Jul 8, 2019
Record last updated
Jul 8, 2019 (not updated in 7 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 800 S Main St

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

  1. Charles Addo-Yobo, DOEmergency Medicine Physician1821625955
  2. James Ahn, M.D.Anesthesiology Physician1588641963
  3. Thomas Assali, DOInternal Medicine Physician1598225062
  4. Cynthia Bailey, P.A.-CPhysician Assistant1316053036
  5. David Bear, M.D.Emergency Medicine Physician1114033883
  6. Denise Bedolla, FNP-BCNurse Practitioner1720700503

Verify Julie Kim Ahn 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 56992
    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

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90% fewer Medicare Part D claims than the average physician assistant in 2024

86 Medicare Part D claims for 55 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 11 claims were for opioids.

  1. Julie Ahn86
  2. Specialty average830

Most prescribed

  1. Hydrocodone-Acetaminophen11 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.

Julie Kim Ahn among 14,451 physician assistant records in California

Julie Kim Ahn, 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 2019, is newer than 56% of them.

  • NPI issued2019 · 56% of these records are older, 38% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 50% of these records are
  • Record last updated2019 · 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).

56 physician assistant records list a practice address in Corona

They are 56 of the 3,731 NPPES records with a practice address in Corona, and 14,451 physician assistant records in California.

The 8 physician assistant records with the nearest ZIP codes

  1. Esther Avila, PA-CCorona, CA 928821073834065
  2. Cynthia Bailey, P.A.-CCorona, CA 928821316053036
  3. Scott Brown, P.A.-CCorona, CA 928821053427732
  4. Jonathan Brummond, P.A.Corona, CA 928821821104506
  5. Billy Earley, P.A.Corona, CA 928821962514661
  6. Tom Ku, P.A.-CCorona, CA 928821609955285
  7. Diana Lin, MSPAS, PA-CCorona, CA 928821942605811
  8. Gregory Lynch, PA-CCorona, CA 928821790008175

Common questions

What is Julie Kim Ahn, PA-C's NPI number?

Julie Kim Ahn, PA-C's National Provider Identifier (NPI) is 1346802543, issued on Jul 8, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Julie Kim Ahn, PA-C located?

The NPPES record lists a practice address at 800 S Main St, Corona, CA, 92882. Phone: (951) 737-4343. Providers update this record themselves, so call before visiting.

How can I verify Julie Kim Ahn, PA-C's license?

NPPES lists California license number 56992, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Julie Kim Ahn, PA-C prescribe under Medicare Part D?

In 2024, Julie Kim Ahn, PA-C had 86 Medicare Part D claims for 55 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.