Doctor profile · Federal record
Dr. Mackenzie Gwynne, M.D.
Dermatology Physician (CMS: Dermatology) · Charleston, SC
- NPI 1780079665
- Accepts Medicare
- MIPS 77.9 / 100 · 2023
- 11 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
135 Rutledge Ave Fl 11
Charleston, SC 294258903
(843) 792-3021
Credentials & registration
- NPI registered
- March 2015 — 11 yrs on file
- Profile last updated
- April 3, 2026
- Year of graduation
- 2015 — 11 yrs since
- Specialty taxonomy
- 207N00000X — NUCC code
- State license (1)
- South Carolina #MMD.81923.MD
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1780079665. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,690
Distinct HCPCS
10
Medicare allowed
$89,696
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
17003 |
Destruction of precancer skin growth, 2-14 growths | 322 | 95 | $6 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 248 | 225 | $86 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 178 | 163 | $64 | |
17000 |
Destruction of precancer skin growth, 1 growth | 154 | 138 | $47 | |
17000 |
Destruction of precancer skin growth, 1 growth | 114 | 106 | $50 | |
17003 |
Destruction of precancer skin growth, 2-14 growths | 111 | 52 | $2 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 97 | 97 | $79 | |
11102 |
Biopsy of related skin growth, first growth | 95 | 88 | $87 | |
11102 |
Biopsy of related skin growth, first growth | 94 | 89 | $26 | |
17110 |
Destruction of skin growth, 1-14 growths | 69 | 60 | $107 |
In context: peer comparison
Among 12 peers in Charleston Dermatology Physician, average services per provider: 198. This provider delivers 8.5× the peer median.Open Payments
Industry payments received
All-time total
$137
Transactions
2
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Journey Medical Corporation | 2 | $136.85 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
251
Patients
192
Total drug cost
$9,180
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Clobetasol Propionate | Generic | 64 | 48 | $3,265 |
| Ketoconazole | Generic | 62 | 45 | $1,233 |
| Triamcinolone Acetonide | Generic | 56 | 54 | $592 |
| Mupirocin | Generic | 32 | 29 | $266 |
| Tacrolimus | Generic | 19 | 0 | $3,748 |
| Hydrocortisone | Generic | 18 | 16 | $76 |
Frequently asked questions
What is Dr. Mackenzie Gwynne's medical specialty?
Dr. Mackenzie Gwynne practices Dermatology Physician in Charleston, SC.
Where does Dr. Mackenzie Gwynne practice?
Dr. Mackenzie Gwynne practices at 135 Rutledge Ave Fl 11, Charleston, SC 294258903. Office phone: 8437923021.
What is Dr. Mackenzie Gwynne's NPI?
Dr. Mackenzie Gwynne's National Provider Identifier (NPI) is 1780079665, issued by NPPES.
Does Dr. Mackenzie Gwynne accept Medicare assignment?
Yes. Dr. Mackenzie Gwynne accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mackenzie Gwynne commonly perform?
Top Medicare-reported procedures in 2023: Destruction of precancer skin growth, 2-14 growths (HCPCS 17003); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.