Sean D. McKeown, OD
- Medicare patients, 2024
- 151
- Part D claims, 2024
- 444
- Industry payments
- $372
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 16 Walnut St, Willimantic, CT 06226-2315
- Practice phone
- Call (860) 423-2565
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Tricounty Vision Associates
Eye care practice · Willimantic, Connecticut
Find Sean McKeown'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.
Sean D. McKeown is an optometrist in Willimantic, Connecticut
Sean McKeown practices at Tricounty Vision Associates in Willimantic, Connecticut.
Sean McKeown's NPI, 1215020367, was assigned on October 2, 2006. Sean McKeown attended Pennsylvania College of Optometry. Sean McKeown holds Connecticut license 002414.
- NPI
- 1215020367NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3375635915
- NPI enumeration date
- October 2, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (860) 423-2565
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Sean D. McKeown practices at Tricounty Vision Associates in Willimantic, Connecticut
Sean McKeown's primary practice is Tricounty Vision Associates, at 16 Walnut St, Willimantic, CT 06226-2315. The practice phone is (860) 423-2565.
- Tricounty Vision Associates16 Walnut St, Willimantic, CT 06226-2315Phone(860) 423-2565
Source: Dmand AI Affiliation Data
Sean D. McKeown is affiliated with 1 site of care and 1 medical group
Sean McKeown's primary practice is Tricounty Vision Associates in Willimantic, Connecticut. Dmand AI also links Sean McKeown to 1 medical group, named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Sean D. McKeown's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Sean McKeown practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Tricounty Vision Associates | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Sean D. McKeown is one of 468 optometrists in Connecticut
Optometrist is Sean McKeown's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Sean McKeown is licensed in Connecticut.
Specialties and state licenses
- Optometrist, ConnecticutPrimary
Optometrists near Sean McKeown
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
Sean D. McKeown treated 151 Medicare patients in 2024, average age 70
CMS counts 151 Medicare patients who saw Sean McKeown in 2024. The largest group is 65 to 74, with 65 patients. 68% of them have high blood pressure, and 67% have high cholesterol. 38% are also on Medicaid. Their average risk score is 1.03, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Sean McKeown's median patient age at 72, with 62% women.
Sean McKeown's Medicare patients by age, 2024
Sean McKeown's Medicare patients by sex, 2024
- Women8254%
- Men6946%
Chronic conditions among Sean McKeown's Medicare patients, 2024
- High blood pressure68%
- High cholesterol67%
- Arthritis38%
- Diabetes33%
- Anxiety24%
- Mood disorders23%
- Asthma20%
- Chronic kidney disease20%
Share of Medicare patients with each condition. A patient can have several.
Sean McKeown'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
- Women62%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Sean D. McKeown wrote 444 Medicare Part D claims in 2024
In 2024, Sean McKeown wrote 444 Medicare Part D claims for 143 patients. 47% of them were for generic drugs.
Sean McKeown's Part D claims by kind of drug, 2024
- Generic208 claims47%
- Brand-name236 claims53%
Drug classes CMS tracks in Sean McKeown's Part D claims, 2024
- Antibiotics3%12 of 444 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Sean D. McKeown takes part in Medicare
Sean McKeown accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Cataract surgery: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Sean D. McKeown received $372 in industry payments in 2025
CMS Open Payments shows 13 general payments to Sean McKeown from 6 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Bausch & Lomb Americas Inc. paid the most, $203.
Companies that paid Sean McKeown the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sean D. McKeown graduated from Pennsylvania College of Optometry
Sean McKeown attended Pennsylvania College of Optometry.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Sean D. McKeown'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand 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)Doctors and Clinicians Utilization Data (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 Sean D. McKeown
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Sean D. McKeown's NPI number?
Sean D. McKeown's NPI number is 1215020367. It was assigned on October 2, 2006, and it is active in the NPI Registry.
What does Sean D. McKeown specialize in?
Sean D. McKeown is an optometrist in Willimantic, Connecticut. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Sean D. McKeown practice?
Sean McKeown practices at 16 Walnut St, Willimantic, CT 06226-2315. Sean McKeown's primary practice is Tricounty Vision Associates in Willimantic, Connecticut. Dmand AI also links Sean McKeown to 1 medical group.
What is Sean D. McKeown's office phone number?
The practice phone on file for Sean McKeown is (860) 423-2565.
What is Sean D. McKeown's medical license number?
Sean McKeown holds Connecticut license 002414.
Does Sean D. McKeown accept Medicare?
Yes. CMS lists Sean McKeown as accepting Medicare assignment.
How many Medicare patients does Sean D. McKeown see?
CMS counts 151 Medicare patients who saw Sean McKeown in 2024, with an average age of 70.
Where did Sean D. McKeown go to medical school?
Sean McKeown attended Pennsylvania College of Optometry.
Has Sean D. McKeown received payments from drug or device companies?
CMS Open Payments shows $372 in general payments to Sean McKeown from 6 companies from 2025 to 2025. The largest total came from Bausch & Lomb Americas Inc.
How long has Sean D. McKeown been practicing?
Sean McKeown's NPI was assigned in 2006.
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