Physician Profile
Unclaimed ProfileAbout CORWIN
Steven R Corwin, MD practises ophthalmology in Thousand Oaks, CA. Steven is a 1983 graduate of Medical College of Pennsylvania.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What does Dr. Corwin specialise in?
Dr. Corwin is an ophthalmology in Thousand Oaks, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OPHTHALMOLOGY”.
NPI registry
Where is Dr. Corwin located?
Dr. Corwin is listed at 351 ROLLING OAKS DR STE 102, Thousand Oaks, CA 91361. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Corwin's phone number?
The number on file is (805) 497-3744. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Corwin's NPI number?
Dr. Corwin's National Provider Identifier is 1720089964. 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 Dr. Corwin go to medical school?
Dr. Corwin attended Medical College of Pennsylvania, graduating in 1983. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Corwin been practising?
Dr. Corwin has 43 years experience. Calculated from a graduation year of 1983, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Corwin do most often?
According to Medicare billing data, Dr. Corwin performs procedures including removal of cataract with insertion of prosthetic lens, closure of tear duct opening using plug and removal of recurring cataract in lens capsule using a laser; reads or performs imaging such as ultrasound scan of cornea to determine thickness; provides treatments such as established patient complete exam of visual system and imaging of retina, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Corwin confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Corwin. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (805) 497-3744
- Email not available
Practice Locations
351 ROLLING OAKS DR STE 102
Thousand Oaks, CA 91361
Procedures Most Often Billed to Medicare
3,261 services · 2,695 patients · 23 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
329 |
| Closure of tear duct opening using plug | Procedure | 68761 |
275 |
| Removal of recurring cataract in lens capsule using a laser | Procedure | 66821 |
146 |
| Dilation of fluid outflow drainage within eye | Procedure | 66174 |
38 |
| Complex removal of cataract with insertion of prosthetic lens | Procedure | 66982 |
23 |
| Injection into skin growth, 1-7 growths | Procedure | 11900 |
17 |
| Removal of eyelashes using forceps | Procedure | 67820 |
15 |
| Ultrasound scan of cornea to determine thickness | Imaging | 76514 |
17 |
| Established patient complete exam of visual system | Treatment | 92014 |
438 |
| Imaging of retina | Treatment | 92134 |
294 |
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 ophthalmology specialists at this location 4
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 ophthalmology specialists in Thousand Oaks 4
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at Medical College of Pennsylvania 8
Other providers in the same specialty who trained at the same institution.
Class of 1983 at Medical College of Pennsylvania 7
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 CA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.