Doctor profile · Federal record
Dr. Casey Cahill, M.D.
Ophthalmology Physician (CMS: Ophthalmology) · Chicago, IL
- NPI 1841586591
- Accepts Medicare
- 15 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
675 N Saint Clair St, Suite 15-150
Chicago, IL 606115975
(312) 695-8150
fax (312) 695-3652
Credentials & registration
- NPI registered
- June 2011 — 15 yrs on file
- Profile last updated
- June 2, 2015
- Year of graduation
- 2011 — 15 yrs since
- Specialty taxonomy
- 207W00000X — NUCC code
- State license (1)
- Illinois #036137958
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1841586591. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
810
Distinct HCPCS
10
Medicare allowed
$81,806
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 143 | 126 | $91 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 107 | 90 | $63 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 79 | 79 | $126 | |
66984 |
Removal of cataract with insertion of prosthetic lens | 73 | 48 | $440 | |
92133 |
Imaging of optic nerve | 55 | 55 | $20 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 51 | 49 | $94 | |
92136 |
Measurement of corneal curvature and depth of eye | 46 | 28 | $28 | |
92014 |
Established patient complete exam of visual system | 39 | 39 | $70 | |
92020 |
Exam of the internal drainage system of eye | 30 | 30 | $19 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 30 | 30 | $128 |
In context: peer comparison
Among 73 peers in Chicago Ophthalmology Physician, average services per provider: 211. This provider delivers 3.8× the peer median.Open Payments
Industry payments received
All-time total
$347
Transactions
4
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Alcon Vision LLC | 1 | $121.83 | |
| Dompe US, INC. | 1 | $119.78 | |
| Abbvie INC. | 1 | $82.74 | |
| Bausch & Lomb Americas INC. | 1 | $22.22 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,082
Patients
1,135
Total drug cost
$133,305
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Latanoprost | Generic | 984 | 219 | $17,441 |
| Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) | Brand | 462 | 127 | $11,924 |
| Ketorolac Tromethamine | Generic | 360 | 213 | $8,108 |
| Prednisolone Acetate | Generic | 355 | 205 | $11,912 |
| Moxifloxacin (Moxifloxacin Hcl) | Brand | 272 | 175 | $8,427 |
| Brimonidine Tartrate | Generic | 191 | 63 | $3,727 |
| Timolol Maleate | Generic | 155 | 50 | $3,324 |
| Dorzolamide Hcl | Generic | 69 | 20 | $2,096 |
| Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) | Brand | 49 | 39 | $660 |
| Restasis (Cyclosporine) | Brand | 36 | 12 | $34,009 |
Frequently asked questions
What is Dr. Casey Cahill's medical specialty?
Dr. Casey Cahill practices Ophthalmology Physician in Chicago, IL.
Where does Dr. Casey Cahill practice?
Dr. Casey Cahill practices at 675 N Saint Clair St, Chicago, IL 606115975. Office phone: 3126958150.
What is Dr. Casey Cahill's NPI?
Dr. Casey Cahill's National Provider Identifier (NPI) is 1841586591, issued by NPPES.
Does Dr. Casey Cahill accept Medicare assignment?
Yes. Dr. Casey Cahill accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Casey Cahill commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.