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Edit this profileAt a glance
- 675 N Saint Clair St, Chicago, IL 60611
About Dr. Feder
Robert S. Feder, M.D. is a healthcare provider in Chicago, IL specializing in ophthalmology. Robert trained at Northwestern University Womans Medical School, graduating in 1978. According to Medicare claims data, Robert cared for 1,914 Medicare patients across 2,448 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, established patient complete exam of visual system, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. This provider record is associated with NPI 1700985652.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (312) 675-8150
- Email not available
Practice Locations
675 N SAINT CLAIR ST
Chicago, IL 60611
Conditions Commonly Evaluated or Treated
Within Ophthalmology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Cornea and external eye
Eyelid and tear drainage
Refractive and focusing
- Astigmatism
- Eye misalignment (strabismus)
- Farsightedness
- Lazy eye (amblyopia)
- Nearsightedness
- Presbyopia
Retina and vitreous
Eye injuries
Inflammation, neurologic, and orbit
Retina & vitreous
Procedures & services
Most searched procedures
Examination and imaging
Cataract and lens
Corneal procedures
Eye diagnostics
Eye injuries
Eyelid surgery
Eyelid, tear duct, and muscle
Glaucoma
- Glaucoma drainage-device implantation
- Laser peripheral iridotomy
- Minimally invasive glaucoma surgery
- Selective laser trabeculoplasty
Laser eye surgery
Laser procedures
Laser vision correction
Refractive surgery
Tear duct & Orbit
Procedures Most Often Billed to Medicare
2,448 services · 1,914 patients · 14 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
95 | As often as other peers in Ophthalmology |
| Closure of tear duct opening using plug | Procedure | 68761 |
51 | As often as other peers in Ophthalmology |
| Complex removal of cataract with insertion of prosthetic lens | Procedure | 66982 |
41 | More often than most peers in Ophthalmology |
| Removal of recurring cataract in lens capsule using a laser | Procedure | 66821 |
33 | As often as other peers in Ophthalmology |
| Established patient complete exam of visual system | Treatment | 92014 |
246 | As often as other peers in Ophthalmology |
| Measurement of corneal curvature and depth of eye | Treatment | 92136 |
199 | More often than most peers in Ophthalmology |
| Imaging of optic nerve | Treatment | 92133 |
183 | More often than most peers in Ophthalmology |
| Imaging of retina | Treatment | 92134 |
108 | As often as other peers in Ophthalmology |
| Exam of visual field with extended testing | Treatment | 92083 |
97 | As often as other peers in Ophthalmology |
| Ct scan of cornea | Treatment | 92025 |
95 | More often than most peers in Ophthalmology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other eye doctors at this location 2
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other eye doctors in Chicago 8
Same specialty, same city.
More connections — 10 related providers in 3 groups
Trained at Northwestern University Womans Medical School 1
Other providers in the same specialty who trained at the same institution.
Class of 1978 at Northwestern University Womans Medical School 1
Providers who graduated from the same medical school in the same year.
Also performs Removal of cataract with insertion of prosthetic lens 8
Providers in IL who bill this service to Medicare most often.
Common questions
What does Robert S. Feder specialize in?
Robert S. Feder is an eye doctor in Chicago, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
Where is Robert S. Feder located?
Robert S. Feder is listed at 675 N Saint Clair St, Chicago, IL 60611. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Robert S. Feder's phone number?
The number on file is (312) 675-8150. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Robert S. Feder's NPI number?
Robert S. Feder's National Provider Identifier is 1700985652. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Robert S. Feder train?
Robert S. Feder attended Northwestern University Womans Medical School, graduating in 1978. This comes from the CMS National Downloadable File.
CMS public data
How long has Robert S. Feder been practicing?
Robert S. Feder has 48 years experience. Calculated from a graduation year of 1978, reported in the CMS National Downloadable File.
CMS public data
What does Robert S. Feder do most often?
According to Medicare billing data, Robert S. Feder performs procedures including removal of cataract with insertion of prosthetic lens, closure of tear duct opening using plug and complex removal of cataract with insertion of prosthetic lens; provides treatments such as established patient complete exam of visual system and measurement of corneal curvature and depth of eye, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Robert S. Feder confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Robert S. Feder. If this is you, claiming it is free.
Guide.md
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