Oscar Lillo, OD
- Medicare patients, 2024
- 217
- Part D claims, 2024
- 206
- Industry payments
- $113
- Affiliated sites
- 1
- Medical groups
- 2
- Practice address
- 1178 Kinoole St, Hilo, HI 96720
- Practice phone
- Call (808) 356-3820
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Eugene W M Ng MD
Hilo, Hawaii
Find Oscar Lillo'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.
Oscar Lillo is an optometrist in Hilo, Hawaii
Oscar Lillo practices at Eugene W M Ng MD in Hilo, Hawaii.
Oscar Lillo's NPI, 1669435509, was assigned on April 11, 2006. Oscar Lillo graduated from Illinois College of Optometry at Chicago in 1986. Oscar Lillo holds California license 13656.
- NPI
- 1669435509NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5294756508
- NPI enumeration date
- April 11, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (808) 356-3820
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 66
- Medical school graduation
- 1986
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Oscar Lillo practices at Eugene W M Ng MD in Hilo, Hawaii
Oscar Lillo's primary practice is Eugene W M Ng MD, at 1178 Kinoole St, Hilo, HI 96720 in Hawaii County. The practice phone is (808) 356-3820.
- Eugene W M Ng MD1178 Kinoole St, Hilo, HI 96720 · Hawaii CountyPhone(808) 356-3820
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Oscar Lillo is affiliated with 2 sites of care and 2 medical groups
Oscar Lillo's primary practice is Eugene W M Ng MD in Hilo, Hawaii. The medical group on file is Pacific Medical Centers (PacMed). Dmand AI also links Oscar Lillo to 1 more 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 Oscar Lillo's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Oscar Lillo practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Eugene W M Ng MD | 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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Oscar Lillo is one of 256 optometrists in Hawaii
Optometrist is Oscar Lillo's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Dmand AI has Oscar Lillo's licenses on file in 2 states: California and Washington.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
- Washington license
Optometrists near Oscar Lillo
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
Oscar Lillo treated 217 Medicare patients in 2024, average age 75
CMS counts 217 Medicare patients who saw Oscar Lillo in 2024. The largest group is 65 to 74, with 91 patients. 72% of them have high cholesterol, and 71% have high blood pressure. 12% are also on Medicaid. Their average risk score is 1.29, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Oscar Lillo's median patient age at 72, with 55% women.
Oscar Lillo's Medicare patients by age, 2024
Oscar Lillo's Medicare patients by sex, 2024
- Women11955%
- Men9845%
Chronic conditions among Oscar Lillo's Medicare patients, 2024
- High cholesterol72%
- High blood pressure71%
- Diabetes33%
- Arthritis27%
- Chronic kidney disease23%
- Ischemic heart disease22%
- Atrial fibrillation17%
- Heart failure14%
Share of Medicare patients with each condition. A patient can have several.
Oscar Lillo's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women55%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Oscar Lillo wrote 206 Medicare Part D claims in 2024
In 2024, Oscar Lillo wrote 206 Medicare Part D claims for 95 patients. 42% of them were for generic drugs.
Oscar Lillo's Part D claims by kind of drug, 2024
- Generic87 claims42%
- Brand-name119 claims58%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Oscar Lillo takes part in Medicare
Oscar Lillo accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Oscar Lillo received $113 in industry payments in 2025
CMS Open Payments shows 5 general payments to Oscar Lillo from 3 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Alcon Laboratories Inc paid the most, $57.
Companies that paid Oscar Lillo the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Oscar Lillo graduated from Illinois College of Optometry at Chicago
Oscar Lillo graduated from Illinois College of Optometry at Chicago in 1986.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Oscar Lillo'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) |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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 Oscar Lillo
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Oscar Lillo's NPI number?
Oscar Lillo's NPI number is 1669435509. It was assigned on April 11, 2006, and it is active in the NPI Registry.
What does Oscar Lillo specialize in?
Oscar Lillo is an optometrist in Hilo, Hawaii. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Oscar Lillo practice?
Oscar Lillo practices at 1178 Kinoole St, Hilo, HI 96720. Oscar Lillo's primary practice is Eugene W M Ng MD in Hilo, Hawaii. Dmand AI also links Oscar Lillo to 1 group practice or clinic and 1 medical group.
What is Oscar Lillo's office phone number?
The practice phone on file for Oscar Lillo is (808) 356-3820.
What is Oscar Lillo's medical license number?
Oscar Lillo holds California license 13656, one of the licenses on file in 2 states.
Which states has Oscar Lillo been licensed in?
Dmand AI has state licenses on file for Oscar Lillo in California and Washington.
What medical group is Oscar Lillo part of?
Oscar Lillo is linked to Pacific Medical Centers (PacMed). Dmand AI links Oscar Lillo to 1 more medical group.
Does Oscar Lillo accept Medicare?
Yes. CMS lists Oscar Lillo as accepting Medicare assignment.
How many Medicare patients does Oscar Lillo see?
CMS counts 217 Medicare patients who saw Oscar Lillo in 2024, with an average age of 75.
Where did Oscar Lillo go to medical school?
Oscar Lillo graduated from Illinois College of Optometry at Chicago in 1986.
Has Oscar Lillo received payments from drug or device companies?
CMS Open Payments shows $113 in general payments to Oscar Lillo from 3 companies from 2025 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Oscar Lillo been practicing?
Oscar Lillo graduated from medical school in 1986, 40 years ago.
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