John D. O'Neill, OD
- Medicare patients, 2024
- 108
- Part D claims, 2024
- 58
- Industry payments
- $151
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 24217 Kingsland Blvd, Katy, TX 77494
- Practice phone
- Call (713) 984-9144
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Eye Site
Katy, Texas
Find John O'Neill'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.
John D. O'Neill is an optometrist in Katy, Texas
John O'Neill practices at Eye Site in Katy, Texas.
John O'Neill's NPI, 1356383525, was assigned on June 12, 2006. John O'Neill graduated from University of Houston - College of Optometry in 2001. John O'Neill holds Texas license 6048TG.
- NPI
- 1356383525NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3072519610
- NPI enumeration date
- June 12, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (713) 984-9144
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
John D. O'Neill practices at Eye Site in Katy, Texas
John O'Neill's primary practice is Eye Site, at 24217 Kingsland Blvd, Katy, TX 77494 in Fort Bend County. The practice phone is (713) 984-9144.
- Eye Site24217 Kingsland Blvd, Katy, TX 77494 · Fort Bend CountyPhone(713) 984-9144
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
John D. O'Neill is affiliated with 2 sites of care and 1 medical group
John O'Neill's primary practice is Eye Site in Katy, Texas. Dmand AI also links John O'Neill 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 John D. O'Neill's practice
Dmand AI tracks the electronic health record (EHR) system at each site where John O'Neill practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Eye Site | 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.
John D. O'Neill is one of 3,272 optometrists in Texas
Optometrist is John O'Neill's primary specialty in the NPI Registry, under taxonomy code 152W00000X. John O'Neill is licensed in Texas.
Specialties and state licenses
- Optometrist, TexasPrimary
Optometrists near John O'Neill
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
John D. O'Neill treated 108 Medicare patients in 2024, average age 73
CMS counts 108 Medicare patients who saw John O'Neill in 2024. The largest group is 65 to 74, with 68 patients. 75% of them have high cholesterol, and 71% have high blood pressure. Their average risk score is 1.00, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts John O'Neill's median patient age at 71, with 53% women.
John O'Neill's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
John O'Neill's Medicare patients by sex, 2024
- Women6863%
- Men4037%
Chronic conditions among John O'Neill's Medicare patients, 2024
- High cholesterol75%
- High blood pressure71%
- Arthritis44%
- Diabetes31%
- Ischemic heart disease29%
- Chronic kidney disease25%
- Mood disorders24%
- Anxiety21%
Share of Medicare patients with each condition. A patient can have several.
John O'Neill'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
- Women53%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
John D. O'Neill wrote 58 Medicare Part D claims in 2024
In 2024, John O'Neill wrote 58 Medicare Part D claims for 20 patients. 40% of them were for generic drugs.
John O'Neill's Part D claims by kind of drug, 2024
- Generic23 claims40%
- Brand-name35 claims60%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How John D. O'Neill takes part in Medicare
John O'Neill 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)
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.
John D. O'Neill received $151 in industry payments in 2025
CMS Open Payments shows 4 general payments to John O'Neill from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Alcon Laboratories Inc paid the most, $151.
Companies that paid John O'Neill the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
John D. O'Neill graduated from University of Houston - College of Optometry
John O'Neill graduated from University of Houston - College of Optometry in 2001.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for John D. O'Neill'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 John D. O'Neill
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is John D. O'Neill's NPI number?
John D. O'Neill's NPI number is 1356383525. It was assigned on June 12, 2006, and it is active in the NPI Registry.
What does John D. O'Neill specialize in?
John D. O'Neill is an optometrist in Katy, Texas. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does John D. O'Neill practice?
John O'Neill practices at 24217 Kingsland Blvd, Katy, TX 77494. John O'Neill's primary practice is Eye Site in Katy, Texas. Dmand AI also links John O'Neill to 1 group practice or clinic and 1 medical group.
What is John D. O'Neill's office phone number?
The practice phone on file for John O'Neill is (713) 984-9144.
What is John D. O'Neill's medical license number?
John O'Neill holds Texas license 6048TG.
Does John D. O'Neill accept Medicare?
Yes. CMS lists John O'Neill as accepting Medicare assignment.
How many Medicare patients does John D. O'Neill see?
CMS counts 108 Medicare patients who saw John O'Neill in 2024, with an average age of 73.
Where did John D. O'Neill go to medical school?
John O'Neill graduated from University of Houston - College of Optometry in 2001.
Has John D. O'Neill received payments from drug or device companies?
CMS Open Payments shows $151 in general payments to John O'Neill from 1 company from 2025 to 2025. The largest total came from Alcon Laboratories Inc.
How long has John D. O'Neill been practicing?
John O'Neill graduated from medical school in 2001, 25 years ago.
Selling to optometrist practices?
See optometrists in Texas 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