Andrew Thien Ngo, OD
- Part D claims, 2024
- 18
- Industry payments
- $92
- Affiliated sites
- 1
- Medical group
- 1
- State licenses
- 2
- Practice address
- 23600 El Toro Rd, Lake Forest, CA 92630
- Practice phone
- Call (800) 571-5202
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
National Vision, Inc.
Lake Forest, California
Find Andrew Ngo'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.
Andrew Thien Ngo is an optometrist in Lake Forest, California
Andrew Ngo practices at National Vision, Inc. in Lake Forest, California.
Andrew Ngo's NPI, 1033542071, was assigned on August 13, 2013. Andrew Ngo holds California license 34436-TLG.
- NPI
- 1033542071NPI Registry (opens in a new tab)
- NPI enumeration date
- August 13, 2013
- NPI status
- Active
- Practice phone
- (800) 571-5202
- 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
Andrew Thien Ngo practices at National Vision, Inc. in Lake Forest, California
Andrew Ngo's primary practice is National Vision, Inc., at 23600 El Toro Rd, Lake Forest, CA 92630 in Orange County. The practice phone is (800) 571-5202.
- National Vision, Inc.23600 El Toro Rd, Lake Forest, CA 92630 · Orange CountyPhone(800) 571-5202
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Andrew Thien Ngo is affiliated with 2 sites of care and 1 medical group
Andrew Ngo's primary practice is National Vision, Inc. in Lake Forest, California. Dmand AI also links Andrew Ngo 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 Andrew Thien Ngo's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Andrew Ngo practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| National Vision, Inc. | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Andrew Thien Ngo is one of 7,206 optometrists in California
Optometrist is Andrew Ngo's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Dmand AI has Andrew Ngo's licenses on file in 2 states: California and Oregon.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
- Oregon license
Optometrists near Andrew Ngo
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
Andrew Thien Ngo's patients have a median age of 66
Across all payers, Dmand AI patient panel data puts Andrew Ngo's median patient age at 66, with 52% women.
Andrew Ngo's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women52%
- Men48%
Source: Dmand AI Patient Panel Data
Andrew Thien Ngo wrote 18 Medicare Part D claims in 2024
In 2024, Andrew Ngo wrote 18 Medicare Part D claims. 72% of them were for generic drugs.
Andrew Ngo's Part D claims by kind of drug, 2024
- Generic13 claims72%
- Brand-name and other5 claims28%
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.
Andrew Thien Ngo received $92 in industry payments in 2025
CMS Open Payments shows 1 general payment to Andrew Ngo from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Sight Sciences, Inc. paid the most, $92.
Companies that paid Andrew Ngo the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Andrew Thien Ngo'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) |
| Industry payments | Open Payments (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 Andrew Thien Ngo
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Andrew Thien Ngo's NPI number?
Andrew Thien Ngo's NPI number is 1033542071. It was assigned on August 13, 2013, and it is active in the NPI Registry.
What does Andrew Thien Ngo specialize in?
Andrew Thien Ngo is an optometrist in Lake Forest, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Andrew Thien Ngo practice?
Andrew Ngo practices at 23600 El Toro Rd, Lake Forest, CA 92630. Andrew Ngo's primary practice is National Vision, Inc. in Lake Forest, California. Dmand AI also links Andrew Ngo to 1 group practice or clinic and 1 medical group.
What is Andrew Thien Ngo's office phone number?
The practice phone on file for Andrew Ngo is (800) 571-5202.
What is Andrew Thien Ngo's medical license number?
Andrew Ngo holds California license 34436-TLG, one of the licenses on file in 2 states.
Which states has Andrew Thien Ngo been licensed in?
Dmand AI has state licenses on file for Andrew Ngo in California and Oregon.
Has Andrew Thien Ngo received payments from drug or device companies?
CMS Open Payments shows $92 in general payments to Andrew Ngo from 1 company from 2025 to 2025. The largest total came from Sight Sciences, Inc.
How long has Andrew Thien Ngo been practicing?
Andrew Ngo's NPI was assigned in 2013.
Selling to optometrist practices?
See optometrists in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card