Doctor profile · Federal record
Dr. Steven Corwin, MD
Ophthalmology Physician (CMS: Ophthalmology) · Thousand Oaks, CA
- NPI 1720089964
- Accepts Medicare
- MIPS 89.8 / 100 · 2023
- 43 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
351 Rolling Oaks Dr Ste 102
Thousand Oaks, CA 913611279
(805) 497-3744
fax (805) 497-1663
Credentials & registration
- NPI registered
- August 2005 — 21 yrs on file
- Profile last updated
- March 9, 2021
- Year of graduation
- 1983 — 43 yrs since
- Specialty taxonomy
- 207W00000X — NUCC code
- State license (1)
- California #G139740
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1720089964. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
3,203
Distinct HCPCS
10
Medicare allowed
$565,649
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92014 |
Established patient complete exam of visual system | 428 | 421 | $140 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 393 | 279 | $97 | |
66984 |
Removal of cataract with insertion of prosthetic lens | 391 | 249 | $538 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 360 | 328 | $136 | |
92134 |
Imaging of retina | 305 | 292 | $45 | |
68761 |
Closure of tear duct opening using plug | 253 | 111 | $130 | |
92136 |
Measurement of corneal curvature and depth of eye | 245 | 244 | $52 | |
92004 |
New patient complete exam of visual system | 117 | 117 | $165 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 117 | 102 | $61 | |
66821 |
Removal of recurring cataract in lens capsule using a laser | 98 | 76 | $366 |
In context: peer comparison
Among 3 peers in Thousand Oaks Ophthalmology Physician, average services per provider: 1,283. This provider delivers 2.5× the peer median.Open Payments
Industry payments received
All-time total
$958
Transactions
30
Manufacturers
13
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Glaukos Corporation | 1 | $215.14 | |
| Tarsus Pharmaceuticals, INC. | 7 | $209.41 | |
| Sun Pharmaceutical Industries INC. | 3 | $83.40 | |
| Abbvie INC. | 3 | $80.85 | |
| Bausch & Lomb Americas INC. | 3 | $67.72 | |
| Alcon Vision LLC | 3 | $66.73 | |
| Oyster Point Pharma, INC. | 2 | $56.09 | |
| Dompe US, INC. | 2 | $51.94 | |
| Harrow Eye, LLC | 2 | $40.90 | |
| Nova Eye, INC. | 1 | $35.57 | |
| Biotissue Holdings INC. | 1 | $20.62 | |
| RxSight INC | 1 | $15.73 | |
| Johnson & Johnson Surgical Vision, INC. | 1 | $13.70 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,015
Patients
1,049
Total drug cost
$330,006
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisolone Acetate | Generic | 375 | 239 | $12,437 |
| Latanoprost | Generic | 291 | 65 | $4,187 |
| Ketorolac Tromethamine | Generic | 268 | 173 | $4,627 |
| Ofloxacin | Generic | 166 | 121 | $2,342 |
| Prolensa (Bromfenac Sodium) | Brand | 135 | 85 | $50,834 |
| Restasis (Cyclosporine) | Brand | 128 | 50 | $106,079 |
| Besivance (Besifloxacin Hcl) | Brand | 110 | 81 | $25,215 |
| Lotemax Sm (Loteprednol Etabonate) | Brand | 104 | 66 | $26,639 |
| Timolol Maleate | Generic | 92 | 34 | $1,187 |
| Moxifloxacin (Moxifloxacin Hcl) | Brand | 86 | 63 | $2,550 |
Frequently asked questions
What is Dr. Steven Corwin's medical specialty?
Dr. Steven Corwin practices Ophthalmology Physician in Thousand Oaks, CA.
Where does Dr. Steven Corwin practice?
Dr. Steven Corwin practices at 351 Rolling Oaks Dr Ste 102, Thousand Oaks, CA 913611279. Office phone: 8054973744.
What is Dr. Steven Corwin's NPI?
Dr. Steven Corwin's National Provider Identifier (NPI) is 1720089964, issued by NPPES.
Does Dr. Steven Corwin accept Medicare assignment?
Yes. Dr. Steven Corwin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Steven Corwin commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Established patient office or other outpatient visit (HCPCS 99213); Removal of cataract with insertion of prosthetic lens (HCPCS 66984). Source: CMS Medicare Physician & Other Practitioners file.