Chun Sum Yeung
Ambulatory Care Pharmacist · Oakland, CA
Chun Sum Yeung is an ambulatory care pharmacist with a practice address in Oakland, California, and NPI 1780295816, issued on Aug 12, 2020. Check the license (California 82971, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Chun Sum Yeung
- Primary taxonomy
- Ambulatory Care Pharmacist 1835P2201X
- License number
- 82971 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3801 Howe St, Oakland, CA 94611
- Phone
- (510) 752-6141
- Enumerated
- Aug 12, 2020
- Record last updated
- Dec 23, 2021 (not updated in 5 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 3801 Howe St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Paula BaesslerPharmacist1407380520
- Deempal Bhatt, PHARM.DPharmacist1417393828
- Christopher Canlas, DOFamily Medicine Physician1477291615
- Runyu Chen, PHARM DAmbulatory Care Pharmacist1902213952
- Chi ChiangPharmacist1083149561
- Clara Chu, M.D.Family Medicine Physician1659798874
Verify Chun Sum Yeung in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 82971Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
81% fewer Medicare Part D claims than the average ambulatory care pharmacist in 2024
101 Medicare Part D claims for 82 beneficiaries, against an average of 527 among the 449 providers of this specialty who prescribed in Part D. Brand-name drugs were 87% of claims.
Most prescribed
- Enoxaparin Sodium38 claims
- Pradaxa35 claims
- Eliquis18 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.
Ambulatory Care Pharmacist providers in California
There are 485 ambulatory care pharmacist records in California.
Other ambulatory care pharmacist records in California
- Zohra Abdul, PHARMDRancho Cordova, CA1780507251
- Clare AdamsMission Viejo, CA1174995740
- Kristine AdzhemyanLos Angeles, CA1306579131
- Thuy AgbodikeSacramento, CA1467230748
- Omar Ahmed, PHARMDSan Rafael, CA1285254037
- Soo Ahn, PHARM.D.Simi Valley, CA1992245971
- Genevieve Aichelman, PHARM.D.Lemoore, CA1003273012
- Margherita Aikman, PHARMDSacramento, CA1881972669
- Anna Akayvan, PHARMACISTChula Vista, CA1053814012
- Samer Al Haddadin, PHARMD, J.D.Los Angeles, CA1023392107
Common questions
What is Chun Sum Yeung's NPI number?
Chun Sum Yeung's National Provider Identifier (NPI) is 1780295816, issued on Aug 12, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Chun Sum Yeung located?
The NPPES record lists a practice address at 3801 Howe St, Oakland, CA, 94611. Phone: (510) 752-6141. Providers update this record themselves, so call before visiting.
How can I verify Chun Sum Yeung's license?
NPPES lists California license number 82971, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Chun Sum Yeung prescribe under Medicare Part D?
In 2024, Chun Sum Yeung had 101 Medicare Part D claims for 82 beneficiaries; the average among ambulatory care pharmacist prescribers was 527. 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.