David Yoshikazu Sakamoto, PHARM.D
Pharmacist · Orange, CA
David Yoshikazu Sakamoto, PHARM.D is a pharmacist with a practice address in Orange, California, and NPI 1699156265, issued on Jun 9, 2015. Check the license (California 49115, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- David Yoshikazu Sakamoto
- Credential
- PHARM.D
- Primary taxonomy
- Pharmacist 183500000X
- License numbers
- 49115 CA
13306 NV
Self-reported in NPPES; status is on the state search - Practice location
- 4550 E Chapman Ave, Orange, CA 92869
- Phone
- (714) 771-3014
- Enumerated
- Jun 9, 2015
- Record last updated
- Jun 9, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (714) 771-3064
- Entity
- Type 1 · individual
8 nearest pharmacist records → All 32,533 in California → Look up another NPI →
Also registered at 4550 E Chapman Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sarah Abib, PHARMDPharmacist1437039120
- Elaine Callender, RPHPharmacist1700270568
- Mary Deeman, PHARMDPharmacist1083044390
- Phu NguyenPharmacist1649652017
Verify David Yoshikazu Sakamoto in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 49115Check 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, 90% of the cost of the top drugs
79 Medicare Part D claims for 66 beneficiaries, against an average of 119 among the 28,524 providers of this specialty who prescribed in Part D. Brand-name drugs were 100% 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.
- Arexvy31 claims
- Boostrix Tdap22 claims
- Shingrix15 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.
David Yoshikazu Sakamoto among 32,533 pharmacist records in California
David Yoshikazu Sakamoto, 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 2015, is newer than 41% of them.
- NPI issued2015 · 41% of these records are older, 53% 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 updated2015 · 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).
228 pharmacist records list a practice address in Orange
They are 228 of the 13,245 NPPES records with a practice address in Orange, and 32,533 pharmacist records in California.
All 32,533 in California → Every provider in Orange → Pharmacist nationwide →
The 8 pharmacist records with the nearest ZIP codes
- Elaine Callender, RPHOrange, CA 928691700270568
- Charles Chin, PHARM.D.Orange, CA 928691396013124
- Mary Deeman, PHARMDOrange, CA 928691083044390
- James Gee, PHARM DOrange, CA 928691720412349
- Kathleen Labranche, RPHOrange, CA 928691215275862
- Kevin LeungOrange, CA 928691295075646
- Helen NguyenOrange, CA 928691235518911
- Sailesh Patel, PHARMD, FASCPOrange, CA 928691104952753
Common questions
What is David Yoshikazu Sakamoto, PHARM.D's NPI number?
David Yoshikazu Sakamoto, PHARM.D's National Provider Identifier (NPI) is 1699156265, issued on Jun 9, 2015. An NPI identifies a provider in billing; it is not a license.
Where is David Yoshikazu Sakamoto, PHARM.D located?
The NPPES record lists a practice address at 4550 E Chapman Ave, Orange, CA, 92869. Phone: (714) 771-3014. Providers update this record themselves, so call before visiting.
How can I verify David Yoshikazu Sakamoto, PHARM.D's license?
NPPES lists California license number 49115, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does David Yoshikazu Sakamoto, PHARM.D prescribe under Medicare Part D?
In 2024, David Yoshikazu Sakamoto, PHARM.D had 79 Medicare Part D claims for 66 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.