Edwina Yin Ching Chung, PHAMD
Pharmacist · Union City, CA
Edwina Yin Ching Chung, PHAMD is a pharmacist with a practice address in Union City, California, and NPI 1528655297, issued on Dec 28, 2020. Check the license (California 74633, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Edwina Yin Ching Chung
- Credential
- PHAMD
- Primary taxonomy
- Pharmacist 183500000X
- License numbers
- 74633 CA
4150624 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3555 Whipple RD, Union City, CA 94587
- Phone
- (510) 675-4010
- Enumerated
- Dec 28, 2020
- Record last updated
- Dec 17, 2021 (not updated in 5 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 3555 Whipple RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Edwina Yin Ching Chung in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 74633Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5% fewer Medicare Part D claims than the average pharmacist in 2024
113 Medicare Part D claims for 24 beneficiaries, against an average of 119 among the 28,524 providers of this specialty who prescribed in Part D.
Most prescribed
- Quetiapine Fumarate19 claims
- Clonazepam17 claims
- Escitalopram Oxalate11 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.
75 pharmacist records list a practice address in Union City
They are 75 of the 1,006 NPPES records with a practice address in Union City, and 32,533 pharmacist records in California.
All 75 in Union City → All 32,533 in California → Every provider in Union City →
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Common questions
What is Edwina Yin Ching Chung, PHAMD's NPI number?
Edwina Yin Ching Chung, PHAMD's National Provider Identifier (NPI) is 1528655297, issued on Dec 28, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Edwina Yin Ching Chung, PHAMD located?
The NPPES record lists a practice address at 3555 Whipple RD, Union City, CA, 94587. Phone: (510) 675-4010. Providers update this record themselves, so call before visiting.
How can I verify Edwina Yin Ching Chung, PHAMD's license?
NPPES lists California license number 74633, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Edwina Yin Ching Chung, PHAMD prescribe under Medicare Part D?
In 2024, Edwina Yin Ching Chung, PHAMD had 113 Medicare Part D claims for 24 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.