SEAN PATRICK O'NEILL O.D.
NPI 1124165089
Optometrist in Iowa City, IA
About Sean Patrick O'neill O.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SEAN PATRICK O'NEILL O.D. (NPI 1124165089) is an individual optometrist in Iowa City, Iowa, licensed in Iowa (02220) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS and is a graduate of Illinois College Of Optometry At Chicago (2002).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Sean Patrick O'neill O.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show Sean O'neill reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Iowa City, IA 52245
- Reassigned Medicare billing, Iowa enrollment
- 4 clinicians in this Medicare group
Iowa City, IA 52245
- Reassigned Medicare billing, Iowa enrollment
- 5 clinicians in this Medicare group
Solon, IA 52333
- Reassigned Medicare billing, Iowa enrollment
- 5 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 4
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 52240 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Sean O'neill's NPI number?
The NPI number for Sean O'neill is 1124165089. It was assigned to this individual provider in the NPPES registry on January 31, 2007.
Where is Sean O'neill located?
Sean O'neill practices at 1614 Sycamore St, Iowa City, IA 52240. The listed phone number is (319) 337-3737.
What is Sean O'neill's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Sean O'neill enrolled in Medicare?
Yes. Sean O'neill is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Sean O'neill's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sean O'neill reassigns Medicare benefits to 3 organizations: Eye Physicians And Surgeons L L P (Iowa City, IA), Eye Physicians And Surgeons Of Iowa City Plc (Iowa City, IA) and I Care Of Solon PLLC (Solon, IA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Sean O'neill's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Sean O'neill accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from NH Healthy Families, Ambetter from Sunflower Health Plan and Wellmark Health Plan of Iowa, Inc. list Sean O'neill as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Sean O'neill was last updated on October 30, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.