David K. Liou, OD
- Medicare patients, 2024
- 42
- Industry payments
- $16
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 1171 Murrieta Blvd, Livermore, CA 94550
- Practice phone
- Call (925) 443-3553
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Murrieta Optometry Inc
Livermore, California
Find David Liou'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.
David K. Liou is an optometrist in Livermore, California
David Liou practices at Murrieta Optometry Inc in Livermore, California.
David Liou's NPI, 1811275522, was assigned on July 29, 2011. David Liou graduated from University of California - School of Optometry in 2011. David Liou holds California license 14220.
- NPI
- 1811275522NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3779740790
- NPI enumeration date
- July 29, 2011
- NPI status
- Active
- Practice phone
- (925) 443-3553
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
David K. Liou practices at Murrieta Optometry Inc in Livermore, California
David Liou's primary practice is Murrieta Optometry Inc, at 1171 Murrieta Blvd, Livermore, CA 94550 in Alameda County. The practice phone is (925) 443-3553.
- Murrieta Optometry Inc1171 Murrieta Blvd, Livermore, CA 94550 · Alameda CountyPhone(925) 443-3553
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
David K. Liou is affiliated with 2 sites of care and 1 medical group
David Liou's primary practice is Murrieta Optometry Inc in Livermore, California. Dmand AI also links David Liou to 1 group practice or clinic and 1 medical group, each 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 David K. Liou's practice
Dmand AI tracks the electronic health record (EHR) system at each site where David Liou practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Murrieta Optometry Inc | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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David K. Liou is one of 7,206 optometrists in California
Optometrist is David Liou's primary specialty in the NPI Registry, under taxonomy code 152W00000X. David Liou is licensed in California.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
Optometrists near David Liou
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
David K. Liou treated 42 Medicare patients in 2024, average age 74
CMS counts 42 Medicare patients who saw David Liou in 2024. The largest group is 65 to 74, with 20 patients. 75% of them have high blood pressure, and 67% have high cholesterol. Their average risk score is 0.86, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts David Liou's median patient age at 51, with 59% women.
David Liou's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
David Liou's Medicare patients by sex, 2024
- Women2867%
- Men1433%
Chronic conditions among David Liou's Medicare patients, 2024
- High blood pressure75%
- High cholesterol67%
- Arthritis43%
- Diabetes29%
Share of Medicare patients with each condition. A patient can have several.
David Liou's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 51
Patient panel by sex, all payers
- Women59%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
David K. Liou received $16 in industry payments in 2025
CMS Open Payments shows 1 general payment to David Liou from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Bausch & Lomb Americas Inc. paid the most, $16.
Companies that paid David Liou the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
David K. Liou graduated from University of California - School of Optometry
David Liou graduated from University of California - School of Optometry in 2011.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for David K. Liou'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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 David K. Liou
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is David K. Liou's NPI number?
David K. Liou's NPI number is 1811275522. It was assigned on July 29, 2011, and it is active in the NPI Registry.
What does David K. Liou specialize in?
David K. Liou is an optometrist in Livermore, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does David K. Liou practice?
David Liou practices at 1171 Murrieta Blvd, Livermore, CA 94550. David Liou's primary practice is Murrieta Optometry Inc in Livermore, California. Dmand AI also links David Liou to 1 group practice or clinic and 1 medical group.
What is David K. Liou's office phone number?
The practice phone on file for David Liou is (925) 443-3553.
What is David K. Liou's medical license number?
David Liou holds California license 14220.
How many Medicare patients does David K. Liou see?
CMS counts 42 Medicare patients who saw David Liou in 2024, with an average age of 74.
Where did David K. Liou go to medical school?
David Liou graduated from University of California - School of Optometry in 2011.
Has David K. Liou received payments from drug or device companies?
CMS Open Payments shows $16 in general payments to David Liou from 1 company from 2025 to 2025. The largest total came from Bausch & Lomb Americas Inc.
How long has David K. Liou been practicing?
David Liou graduated from medical school in 2011, 15 years ago.
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