Registry data as of Aug 27, 2026

Kejing Guo

Pharmacist · Riverside, CA

Kejing Guo is a pharmacist with a practice address in Riverside, California, and NPI 1487930376, issued on Oct 24, 2011. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1487930376
Name
Kejing Guo
Primary taxonomy
Pharmacist 183500000X
Practice location
2392 University Ave, Riverside, CA 92507
Phone
(949) 302-4258
Enumerated
Oct 24, 2011
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 2392 University Ave

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

  1. Juan ChenPharmacist1124599063

Verify Kejing Guo in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

64% fewer Medicare Part D claims than the average pharmacist in 2024

46 Medicare Part D claims for 32 beneficiaries, against an average of 127 among the 28,933 providers of this specialty who prescribed in Part D. Brand-name drugs were 100% of claims.

  1. Kejing Guo46
  2. Specialty average127

Most prescribed

  1. Arexvy25 claims
  2. Shingrix21 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.

333 pharmacist records list a Riverside practice address

They are 333 of the 13,893 NPPES records with a Riverside practice address, and 32,698 pharmacist records in California.

Other pharmacist records in California

  1. Caroline A-Haja, PHARM.D.San Pedro, CA1851664361
  2. Gayatri AachiLivermore, CA1235660754
  3. Adrian Karlos Aala, PHARMD, RPHHayward, CA1023955499
  4. Mahshid Aalam, PHARMDLos Angeles, CA1659086155
  5. Jaleh AaliiveliSan Ramon, CA1336629963
  6. Cassi Aarvig, RPHTracy, CA1023679941
  7. Meara Michi AbadOrange, CA1750181178
  8. Nader Abadier, RPHFontana, CA1326255647
  9. Samia Abadier, RPHFontana, CA1548742836
  10. Sandy Abadir, RPHChino Hills, CA1811644412

Common questions

What is Kejing Guo's NPI number?

Kejing Guo's National Provider Identifier (NPI) is 1487930376, issued on Oct 24, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Kejing Guo located?

The NPPES record lists a practice address at 2392 University Ave, Riverside, CA, 92507. Phone: (949) 302-4258. Providers update this record themselves, so call before visiting.

How can I verify Kejing Guo's license?

Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Kejing Guo prescribe under Medicare Part D?

In 2024, Kejing Guo had 46 Medicare Part D claims for 32 beneficiaries; the average among pharmacist prescribers was 127. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.