NPPES file of Aug 9, 2026

Tom Ku, P.A.-C

Physician Assistant · Corona, CA

Tom Ku, P.A.-C is a physician assistant with a practice address in Corona, California, and NPI 1609955285, issued on Nov 3, 2006. Check the license (California PA12649, 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
1609955285
Name
Tom Ku
Credential
P.A.-C
Primary taxonomy
Physician Assistant 363A00000X
License number
PA12649 CA
Self-reported in NPPES; status is on the state search
Practice location
2250 S Main St, Corona, CA 92882
Phone
(951) 371-2703
Enumerated
Nov 3, 2006
Record last updated
Aug 17, 2023
Fax
(951) 735-3296
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 2250 S Main St

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

  1. Srinidhi Ekkati, PA-CMedical Physician Assistant1316108491
  2. Parker McDonaldChiropractor1376436303
  3. L R Moscoso, M.D.Cardiovascular Disease Physician1073548962
  4. Nicole Newman, PA-CPhysician Assistant1184802332
  5. Marco Paez, M.D.Gastroenterology Physician1902167695
  6. Anthony Pirritano, D.C.Chiropractor1457343022

Verify Tom Ku 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 PA12649
    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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14.7 times the Medicare Part D claims of the average physician assistant in 2024

12,189 Medicare Part D claims for 530 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 649 claims were for opioids.

  1. Tom Ku12,189
  2. Specialty average830

Most prescribed

  1. Atorvastatin Calcium652 claims
  2. Gabapentin477 claims
  3. Hydrocodone-Acetaminophen347 claims
  4. Levothyroxine Sodium320 claims
  5. Amlodipine Besylate296 claims
  6. Pantoprazole Sodium289 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: $2,947.92

125 payments; by number, the most common kind was food and beverage; the largest payer was Amgen 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. Tom Ku$2,947.92
  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.

Tom Ku among 14,451 physician assistant records in California

Tom Ku, P.A.-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 2006, is newer than 1% of them.

  • NPI issued2006 · 1% of these records are older, 87% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 50% of these records are
  • 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).

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. Diana Lin, MSPAS, PA-CCorona, CA 928821942605811
  7. Gregory Lynch, PA-CCorona, CA 928821790008175
  8. Nicole Newman, PA-CCorona, CA 928821184802332

Common questions

What is Tom Ku, P.A.-C's NPI number?

Tom Ku, P.A.-C's National Provider Identifier (NPI) is 1609955285, issued on Nov 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Tom Ku, P.A.-C located?

The NPPES record lists a practice address at 2250 S Main St, Corona, CA, 92882. Phone: (951) 371-2703. Providers update this record themselves, so call before visiting.

How can I verify Tom Ku, P.A.-C's license?

NPPES lists California license number PA12649, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Tom Ku, P.A.-C prescribe under Medicare Part D?

In 2024, Tom Ku, P.A.-C had 12,189 Medicare Part D claims for 530 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.