Henry Akemi Oishi, OD
- Part D claims, 2024
- 37
- Affiliated sites
- 1
- State license
- 1
- Year NPI issued
- 2007
- Practice address
- 8403 N Fallbrook Ave, West Hills, CA 91304
- Practice phone
- Call (740) 289-3508
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Quest Diagnostics
West Hills, California
Find Henry Oishi's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Henry Akemi Oishi is an optometrist in West Hills, California
Henry Oishi practices at Quest Diagnostics in West Hills, California.
Henry Oishi's NPI, 1174674972, was assigned on January 16, 2007. Henry Oishi holds California license OPT12717 TPA.
- NPI
- 1174674972NPI Registry (opens in a new tab)
- NPI enumeration date
- January 16, 2007
- NPI status
- Active
- Practice phone
- (740) 289-3508
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Henry Akemi Oishi practices at Quest Diagnostics in West Hills, California
Henry Oishi's primary practice is Quest Diagnostics, at 8403 N Fallbrook Ave, West Hills, CA 91304 in Los Angeles County. The practice phone is (740) 289-3508.
- Quest Diagnostics8403 N Fallbrook Ave, West Hills, CA 91304 · Los Angeles CountyPhone(740) 289-3508
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Henry Akemi Oishi is affiliated with 2 sites of care
Henry Oishi's primary practice is Quest Diagnostics in West Hills, California. Dmand AI also links Henry Oishi to 1 physician office, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Henry Akemi Oishi's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Henry Oishi practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Quest Diagnostics | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Henry Akemi Oishi is one of 7,206 optometrists in California
Optometrist is Henry Oishi's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Henry Oishi is licensed in California.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
Optometrists near Henry Oishi
Counts of optometrists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Henry Akemi Oishi's patients have a median age of 71
Across all payers, Dmand AI patient panel data puts Henry Oishi's median patient age at 71, with 50% women.
Henry Oishi's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Henry Akemi Oishi wrote 37 Medicare Part D claims in 2024
In 2024, Henry Oishi wrote 37 Medicare Part D claims. 30% of them were for generic drugs.
Henry Oishi's Part D claims by kind of drug, 2024
- Generic11 claims30%
- Brand-name26 claims70%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Sources for Henry Akemi Oishi's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Henry Akemi Oishi
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What is Henry Akemi Oishi's NPI number?
Henry Akemi Oishi's NPI number is 1174674972. It was assigned on January 16, 2007, and it is active in the NPI Registry.
What does Henry Akemi Oishi specialize in?
Henry Akemi Oishi is an optometrist in West Hills, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Henry Akemi Oishi practice?
Henry Oishi practices at 8403 N Fallbrook Ave, West Hills, CA 91304. Henry Oishi's primary practice is Quest Diagnostics in West Hills, California. Dmand AI also links Henry Oishi to 1 physician office.
What is Henry Akemi Oishi's office phone number?
The practice phone on file for Henry Oishi is (740) 289-3508.
What is Henry Akemi Oishi's medical license number?
Henry Oishi holds California license OPT12717 TPA.
How long has Henry Akemi Oishi been practicing?
Henry Oishi's NPI was assigned in 2007.
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