Doctor profile · Federal record
Dr. Mark Costello, M.D.
Otolaryngology Physician (CMS: Otolaryngology) · Charleston, SC
- NPI 1497103550
- Accepts Medicare
- MIPS 92.5 / 100 · 2023
- 10 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
169 Ashley Ave, Room 202 Main Hospital Msc333
Charleston, SC 294258905
(843) 792-8299
Credentials & registration
- NPI registered
- May 2016 — 10 yrs on file
- Year of graduation
- 2016 — 10 yrs since
- Specialty taxonomy
- 207Y00000X — NUCC code
- State license (1)
- South Carolina #MMD.39504 LL
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1497103550. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
671
Distinct HCPCS
9
Medicare allowed
$68,614
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 190 | 149 | $86 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 161 | 161 | $107 | |
69210 |
Removal of impacted ear wax | 75 | 71 | $44 | |
31231 |
Diagnostic exam of nasal passages using an endoscope | 70 | 54 | $174 | |
31575 |
Diagnostic exam of voice box using a flexible endoscope | 57 | 52 | $122 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 46 | 41 | $122 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 28 | 28 | $160 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 28 | 27 | $54 | |
99202 |
New patient office or other outpatient visit, 15-29 minutes | 16 | 16 | $69 |
In context: peer comparison
Among 19 peers in Charleston Otolaryngology Physician, average services per provider: 161. This provider delivers 4.2× the peer median.Open Payments
Industry payments received
All-time total
$28
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Genzyme Corporation | 1 | $14.23 | |
| GlaxoSmithKline, LLC. | 1 | $14.07 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
397
Patients
272
Total drug cost
$7,877
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Fluticasone Propionate | Generic | 127 | 70 | $1,878 |
| Famotidine | Generic | 54 | 23 | $1,063 |
| Amoxicillin | Generic | 45 | 39 | $157 |
| Ipratropium Bromide | Generic | 33 | 23 | $1,292 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 23 | 21 | $254 |
| Ofloxacin | Generic | 21 | 18 | $643 |
| Doxycycline Hyclate | Generic | 20 | 20 | $312 |
| Prednisone | Generic | 17 | 16 | $48 |
| Ondansetron Odt (Ondansetron) | Brand | 16 | 16 | $111 |
| Ciprofloxacin-Dexamethasone (Ciprofloxacin Hcl/Dexameth) | Brand | 14 | 0 | $1,862 |
Frequently asked questions
What is Dr. Mark Costello's medical specialty?
Dr. Mark Costello practices Otolaryngology Physician in Charleston, SC.
Where does Dr. Mark Costello practice?
Dr. Mark Costello practices at 169 Ashley Ave, Charleston, SC 294258905. Office phone: 8437928299.
What is Dr. Mark Costello's NPI?
Dr. Mark Costello's National Provider Identifier (NPI) is 1497103550, issued by NPPES.
Does Dr. Mark Costello accept Medicare assignment?
Yes. Dr. Mark Costello accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Costello commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Removal of impacted ear wax (HCPCS 69210). Source: CMS Medicare Physician & Other Practitioners file.