Otto H. Ong, PHARM.D.
Pharmacist · Encinitas, CA
Otto H. Ong, PHARM.D. is a pharmacist with a practice address in Encinitas, California, and NPI 1134449853, issued on Jun 3, 2010. Check the license (California 61726, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Otto H. Ong
- Credential
- PHARM.D.
- Primary taxonomy
- Pharmacist 183500000X
- License number
- 61726 CA
Self-reported in NPPES; status is on the state search - Practice location
- 439 Santa FE Dr, Encinitas, CA 92024
- Phone
- (760) 753-2114
- Enumerated
- Jun 3, 2010
- Record last updated
- Jun 3, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (760) 753-5913
- Entity
- Type 1 · individual
8 nearest pharmacist records → All 32,533 in California → Look up another NPI →
Also registered at 439 Santa FE Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Amy DorosPharmacist1588984397
- James KambestadPharmacist1083935977
- Borinine Kan, PHARMACISTPharmacist1104146653
- Toshizumi TakahashiPharmacist1932515483
Verify Otto H. Ong in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 61726Check 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, 94% of the cost of the top drugs
92 Medicare Part D claims for 87 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.
- Shingrix35 claims
- Abrysvo19 claims
- Arexvy17 claims
- Boostrix Tdap17 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.
Otto H. Ong among 32,533 pharmacist records in California
Otto H. Ong, 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 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).
48 pharmacist records list a practice address in Encinitas
They are 48 of the 1,874 NPPES records with a practice address in Encinitas, and 32,533 pharmacist records in California.
All 32,533 in California → Every provider in Encinitas → Pharmacist nationwide →
The 8 pharmacist records with the nearest ZIP codes
- Shannon CaligiuriEncinitas, CA 920241922308436
- Eric Chan, PHARM. D.Encinitas, CA 920241588946115
- Kristen Conlon, PHARM DEncinitas, CA 920241548541808
- Harold Demasters, PHARM.D.Encinitas, CA 920241063609428
- Amy DorosEncinitas, CA 920241588984397
- Mike FisherEncinitas, CA 920241851691703
- James KambestadEncinitas, CA 920241083935977
- Borinine Kan, PHARMACISTEncinitas, CA 920241104146653
Common questions
What is Otto H. Ong, PHARM.D.'s NPI number?
Otto H. Ong, PHARM.D.'s National Provider Identifier (NPI) is 1134449853, issued on Jun 3, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Otto H. Ong, PHARM.D. located?
The NPPES record lists a practice address at 439 Santa FE Dr, Encinitas, CA, 92024. Phone: (760) 753-2114. Providers update this record themselves, so call before visiting.
How can I verify Otto H. Ong, PHARM.D.'s license?
NPPES lists California license number 61726, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Otto H. Ong, PHARM.D. prescribe under Medicare Part D?
In 2024, Otto H. Ong, PHARM.D. had 92 Medicare Part D claims for 87 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.