Chi Ngo, PHARM.D.
Pharmacist · Downey, CA
Chi Ngo, PHARM.D. is a pharmacist with a practice address in Downey, California, and NPI 1861400954, issued on Aug 4, 2006. Check the license (California 58154, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Chi Ngo
- Credential
- PHARM.D.
- Primary taxonomy
- Pharmacist 183500000X
- License number
- 58154 CA
Self-reported in NPPES; status is on the state search - Practice location
- 9449 Imperial Hwy, Downey, CA 90242
- Phone
- (562) 657-4442
- Enumerated
- Aug 4, 2006
- Record last updated
- Oct 5, 2019 (not updated in 7 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 9449 Imperial Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Chi Ngo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 58154Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.3 times the Medicare Part D claims of the average pharmacist in 2024
514 Medicare Part D claims for 198 beneficiaries, against an average of 119 among the 28,524 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Metformin Hcl Er92 claims
- Metformin Hcl44 claims
- Atorvastatin Calcium41 claims
- Glipizide33 claims
- Losartan Potassium29 claims
- Lisinopril25 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.
Chi Ngo among 32,533 pharmacist records in California
Chi Ngo, PHARM.D. 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 2006, is newer than under 1% of them.
- NPI issued2006 · under 1% of these records are older, 94% 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 updated2019 · 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).
248 pharmacist records list a practice address in Downey
They are 248 of the 3,607 NPPES records with a practice address in Downey, and 32,533 pharmacist records in California.
All 32,533 in California → Every provider in Downey → Pharmacist nationwide →
The 8 pharmacist records with the nearest ZIP codes
- Leona Dombroske, PHARMDDowney, CA 902421730272600
- Linda Falsafi-Haghighi, PHARM.D.Downey, CA 902421457447351
- Steve Gray, PHARMDDowney, CA 902421295769669
- Erwin Jeong, PHARM.D.Downey, CA 902421003913989
- Pamela Judd, PHARM.D.Downey, CA 902421336235266
- Denis Kitayama, PHARM.D.Downey, CA 902421508956954
- Rebecca Lumasag, B.S.Downey, CA 902421053494500
- Denis Matsuoka, PHARMD.Downey, CA 902421801983499
Common questions
What is Chi Ngo, PHARM.D.'s NPI number?
Chi Ngo, PHARM.D.'s National Provider Identifier (NPI) is 1861400954, issued on Aug 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Chi Ngo, PHARM.D. located?
The NPPES record lists a practice address at 9449 Imperial Hwy, Downey, CA, 90242. Phone: (562) 657-4442. Providers update this record themselves, so call before visiting.
How can I verify Chi Ngo, PHARM.D.'s license?
NPPES lists California license number 58154, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Chi Ngo, PHARM.D. prescribe under Medicare Part D?
In 2024, Chi Ngo, PHARM.D. had 514 Medicare Part D claims for 198 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.