William Lissner, M.D.
NPI 1265479026 · Ophthalmology Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Lissner, M.D. is a Ophthalmology Physician provider in Chicago, IL (NPI 1265479026).
Provider details
- NPI number
- 1265479026
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036-043415 (IL)
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
20 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
- 2006-06-01
- Last updated
- 2007-07-09
Frequently asked questions
- What is William Lissner's NPI number?
- William Lissner's National Provider Identifier (NPI) is 1265479026, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Lissner's specialty?
- William Lissner is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is William Lissner located?
- William Lissner's practice location on file with NPPES is 25 E Washington St, Chicago, IL 60602-1708.
- What is William Lissner's phone number?
- The practice phone number listed in the NPPES registry for William Lissner is (312) 444-1111.
- Does William Lissner accept Medicare?
- William Lissner is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Lissner's NPI active?
- Yes — William Lissner's NPI (1265479026) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.