Ophthalmology Associates Ltd
NPI 1558418525 · Ophthalmology Physician · Elgin, IL
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ophthalmology Associates Ltd is a Ophthalmology Physician organization in Elgin, IL (NPI 1558418525).
Provider details
- NPI number
- 1558418525
- Entity type
- Organization
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Michael Seigle, President(847) 888-2020
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Other names (DBA / former)
- Former legal business name
- Seigle-Ackermann Eye Associates
Registry dates
- Enumerated
- 2007-01-04
- Last updated
- 2008-02-15
Frequently asked questions
- What is Ophthalmology Associates Ltd's NPI number?
- Ophthalmology Associates Ltd's National Provider Identifier (NPI) is 1558418525, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Ophthalmology Associates Ltd?
- Ophthalmology Associates Ltd is classified in the NPPES registry as Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Ophthalmology Associates Ltd located?
- Ophthalmology Associates Ltd's practice location on file with NPPES is 1670 Capital Street, Elgin, IL 60124.
- What is Ophthalmology Associates Ltd's phone number?
- The practice phone number listed in the NPPES registry for Ophthalmology Associates Ltd is (847) 888-2020.
- Does Ophthalmology Associates Ltd accept Medicare?
- Ophthalmology Associates Ltd is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Ophthalmology Associates Ltd?
- The authorized official listed on Ophthalmology Associates Ltd's NPPES record is Michael Seigle, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Ophthalmology Associates Ltd's NPI active?
- Yes — Ophthalmology Associates Ltd's NPI (1558418525) is active in the NPPES registry as of the last update on 2008-02-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.