OrganizationActive
James C Liang MD Sc
NPI 1144208596 · Ophthalmology Physician · Oak Lawn, IL
Provider details
- NPI number
- 1144208596
- Entity type
- Organization
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- James Liang, President(708) 422-2665
- License
- 036051267 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
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
4429 W 95th St
Oak Lawn, IL 60453-2625
Phone: (708) 422-2665
Fax: (708) 422-2997
Street-level locationGet directions
Mailing address
4429 W 95th St
Oak Lawn, IL 60453-2625
Other names (DBA / former)
- Doing business as
- Retina Macula Care
Registry dates
- Enumerated
- 2006-01-05
- Last updated
- 2009-07-31
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.