Doctor profile · Federal record
Dr. Mark Siegel, M.D.
Dermatology Physician (CMS: Dermatology) · Charleston, SC
- NPI 1437536463
- Accepts Medicare
- 11 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
169 Ashley Ave, Room 202 Main Hospital Musc333
Charleston, SC 29425
(843) 792-3876
fax (843) 876-1435 - Additional location
-
570 Long Point RD Ste 200
Mt Pleasant, SC 294647940
(843) 881-0320
fax (843) 881-5453 - Mailing address
-
570 Long Point RD Ste 200
Mt Pleasant, SC 294647940
Credentials & registration
- NPI registered
- April 2015 — 11 yrs on file
- Profile last updated
- August 12, 2025
- Year of graduation
- 2015 — 11 yrs since
- Specialty taxonomy
- 207N00000X — NUCC code
- State license (1)
- South Carolina #38050
- Medicaid
- SC #380509
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1437536463. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
377
Distinct HCPCS
7
Medicare allowed
$17,399
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
17003 |
Destruction of precancer skin growth, 2-14 growths | 200 | 40 | $6 | |
17000 |
Destruction of precancer skin growth, 1 growth | 49 | 45 | $47 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 46 | 46 | $105 | |
11102 |
Biopsy of related skin growth, first growth | 28 | 27 | $89 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 24 | 24 | $157 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 16 | 15 | $85 | |
17110 |
Destruction of skin growth, 1-14 growths | 14 | 14 | $101 |
In context: peer comparison
Among 12 peers in Charleston Dermatology Physician, average services per provider: 198. This provider delivers 1.9× the peer median.Open Payments
Industry payments received
All-time total
$25,070
Transactions
102
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Genzyme Corporation | 32 | $16,685.64 | |
| Dermavant Sciences, INC. | 7 | $2,366.59 | |
| Incyte Corporation | 8 | $2,283.18 | |
| Arcutis Biotherapeutics, INC. | 8 | $1,817.76 | |
| Abbvie INC. | 11 | $336.45 | |
| Novartis Pharmaceuticals Corporation | 6 | $170.59 | |
| Revance Therapeutics, INC. | 1 | $147.83 | |
| Sun Pharmaceutical Industries INC. | 8 | $142.91 | |
| Pfizer INC. | 8 | $133.26 | |
| Pierre Fabre Pharmaceuticals, INC. | 1 | $130.68 | |
| Sanofi-Aventis U.S. LLC | 1 | $99.99 | |
| Ortho Dermatologics, A Division of Bausch Health US, LLC | 1 | $93.13 | |
| Almirall LLC | 3 | $92.57 | |
| Janssen Biotech, INC. | 5 | $86.04 | |
| Ucb, INC. | 2 | $82.76 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
12
Patients
11
Total drug cost
$190
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Triamcinolone Acetonide | Generic | 12 | 11 | $190 |
Frequently asked questions
What is Dr. Mark Siegel's medical specialty?
Dr. Mark Siegel practices Dermatology Physician in Charleston, SC.
Where does Dr. Mark Siegel practice?
Dr. Mark Siegel practices at 169 Ashley Ave, Charleston, SC 29425. Office phone: 8437923876.
What is Dr. Mark Siegel's NPI?
Dr. Mark Siegel's National Provider Identifier (NPI) is 1437536463, issued by NPPES.
Does Dr. Mark Siegel accept Medicare assignment?
Yes. Dr. Mark Siegel accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Siegel commonly perform?
Top Medicare-reported procedures in 2023: Destruction of precancer skin growth, 2-14 growths (HCPCS 17003); Destruction of precancer skin growth, 1 growth (HCPCS 17000); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.