Doctor profile · Federal record
Dr. Derek Maroun, O.D.
Optometrist (CMS: Optometry) · Optometrist · Johns Island, SC
- NPI 1013218254
- Accepts Medicare
- 28 yrs in practice
- Licensed in 2 states
- Male
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
634 Freshfields Drive
Johns Island, SC 29455
(843) 768-0565
fax (843) 768-0566 - Additional location
-
1261 Hidden Lakes Dr
Mount Pleasant, SC 294649468
(843) 270-5263
fax (843) 216-1884
Credentials & registration
- NPI registered
- November 2010 — 16 yrs on file
- Profile last updated
- April 23, 2019
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 152W00000X — NUCC code
- State licenses (2)
- South Carolina #1403 · North Carolina #1766
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1013218254. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,460
Distinct HCPCS
10
Medicare allowed
$111,978
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92250 |
Photography of the retina | 428 | 384 | $35 | |
92014 |
Established patient complete exam of visual system | 301 | 300 | $118 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 200 | 136 | $84 | |
92083 |
Exam of visual field with extended testing | 104 | 80 | $58 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 78 | 72 | $169 | |
92004 |
New patient complete exam of visual system | 74 | 74 | $140 | |
92133 |
Imaging of optic nerve | 48 | 36 | $32 | |
92285 |
Photography of content of eyes | 48 | 40 | $21 | |
92020 |
Exam of the internal drainage system of eye | 47 | 36 | $26 | |
92134 |
Imaging of retina | 38 | 32 | $35 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 104. This provider delivers 14× the peer median.Open Payments
Industry payments received
All-time total
$283
Transactions
8
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Johnson & Johnson Vision Care, Inc. | 7 | $198.80 | |
| CooperVision Inc. | 1 | $84.31 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
224
Patients
136
Total drug cost
$4,828
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) | Brand | 104 | 83 | $1,387 |
| Latanoprost | Generic | 53 | 17 | $983 |
| Azithromycin | Generic | 24 | 22 | $183 |
| Prednisolone Acetate | Generic | 18 | 14 | $870 |
| Dexamethasone Sodium Phosphate | Generic | 13 | 0 | $627 |
| Tobramycin-Dexamethasone (Tobramycin/Dexamethasone) | Brand | 12 | 0 | $778 |
Frequently asked questions
What is Dr. Derek Maroun's medical specialty?
Dr. Derek Maroun practices Optometrist in Johns Island, SC.
Where does Dr. Derek Maroun practice?
Dr. Derek Maroun practices at 634 Freshfields Drive, Johns Island, SC 29455. Office phone: 8437680565.
What is Dr. Derek Maroun's NPI?
Dr. Derek Maroun's National Provider Identifier (NPI) is 1013218254, issued by NPPES.
Does Dr. Derek Maroun accept Medicare assignment?
Yes. Dr. Derek Maroun accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Derek Maroun commonly perform?
Top Medicare-reported procedures in 2023: Photography of the retina (HCPCS 92250); Established patient complete exam of visual system (HCPCS 92014); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.