Chicago Ophthalmology, P.C.
NPI 1275653263 · Ophthalmology Physician · Chicago, IL
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chicago Ophthalmology, P.C. is a Ophthalmology Physician organization in Chicago, IL (NPI 1275653263).
Provider details
- NPI number
- 1275653263
- Entity type
- Organization
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Gregory Doren, President(773) 935-2800
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
Registry dates
- Enumerated
- 2007-03-31
- Last updated
- 2020-08-22
Frequently asked questions
- What is Chicago Ophthalmology, P.C.'s NPI number?
- Chicago Ophthalmology, P.C.'s National Provider Identifier (NPI) is 1275653263, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Chicago Ophthalmology, P.C.?
- Chicago Ophthalmology, P.C. is classified in the NPPES registry as Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Chicago Ophthalmology, P.C. located?
- Chicago Ophthalmology, P.C.'s practice location on file with NPPES is 3000 N Halsted St, Chicago, IL 60657-5188.
- What is Chicago Ophthalmology, P.C.'s phone number?
- The practice phone number listed in the NPPES registry for Chicago Ophthalmology, P.C. is (773) 935-2800.
- Does Chicago Ophthalmology, P.C. accept Medicare?
- Chicago Ophthalmology, P.C. 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 Chicago Ophthalmology, P.C.?
- The authorized official listed on Chicago Ophthalmology, P.C.'s NPPES record is Gregory Doren, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Chicago Ophthalmology, P.C.'s NPI active?
- Yes — Chicago Ophthalmology, P.C.'s NPI (1275653263) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.