Cathy Hoang
Pharmacist · Riverside, CA
Cathy Hoang is a pharmacist with a practice address in Riverside, California, and NPI 1255659553, issued on May 11, 2010. Check the license (California RPH 55451, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Cathy Hoang
- Primary taxonomy
- Pharmacist 183500000X
- License number
- RPH 55451 CA
Self-reported in NPPES; status is on the state search - Practice location
- 6075 Magnolia Ave, Riverside, CA 92506
- Phone
- (951) 682-0177
- Enumerated
- May 11, 2010
- Record last updated
- May 11, 2010 (not updated in 16 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest pharmacist records → All 32,533 in California → Look up another NPI →
Also registered at 6075 Magnolia Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Alice Hoang, PHARM D.Pharmacist1740508043
- Lin-Ying HungPharmacist1851611511
- Andrew LidwinPharmacy Technician1023719606
- Prajay Patel, R.PHPharmacist1871813220
- Cory PickensPharmacy Technician1417524885
- Sharron WashingtonPharmacy Technician1205401478
Verify Cathy Hoang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license RPH 55451Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Most of these Medicare Part D claims are vaccines, 95% of the cost of the top drugs
90 Medicare Part D claims for 78 beneficiaries, against an average of 119 among the 28,524 providers of this specialty who prescribed in Part D. Brand-name drugs were 99% of claims.
Most prescribed
Pharmacies often give vaccines under a standing order that names one clinician, and CMS counts every such claim under that clinician's NPI. These claims are therefore not a measure of this clinician's own prescribing.
- Shingrix29 claims
- Arexvy25 claims
- Abrysvo19 claims
- Boostrix Tdap13 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.
Cathy Hoang among 32,533 pharmacist records in California
Cathy Hoang is one of 32,533 pharmacist records with a practice address in California. 15% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 12% of them.
- NPI issued2010 · 12% of these records are older, 82% newer
- In a Medicare fileYes · 15% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2010 · 76% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 183500000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
330 pharmacist records list a practice address in Riverside
They are 330 of the 13,893 NPPES records with a practice address in Riverside, and 32,533 pharmacist records in California.
All 32,533 in California → Every provider in Riverside → Pharmacist nationwide →
The 8 pharmacist records with the nearest ZIP codes
- Diana Hermano, PHARMACISTRiverside, CA 925061265857320
- Alice Hoang, PHARM D.Riverside, CA 925061740508043
- Lin-Ying HungRiverside, CA 925061851611511
- Corie KramerRiverside, CA 925061053784108
- Oanh Le, PHARM.DRiverside, CA 925061205131695
- Alexander McMullen, PHARMDRiverside, CA 925061508150871
- Thuy Dung NguyenRiverside, CA 925061982980470
- Prajay Patel, R.PHRiverside, CA 925061871813220
Common questions
What is Cathy Hoang's NPI number?
Cathy Hoang's National Provider Identifier (NPI) is 1255659553, issued on May 11, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Cathy Hoang located?
The NPPES record lists a practice address at 6075 Magnolia Ave, Riverside, CA, 92506. Phone: (951) 682-0177. Providers update this record themselves, so call before visiting.
How can I verify Cathy Hoang's license?
NPPES lists California license number RPH 55451, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Cathy Hoang prescribe under Medicare Part D?
In 2024, Cathy Hoang had 90 Medicare Part D claims for 78 beneficiaries; the average among pharmacist prescribers was 119. 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.