Dermatology · Elmhurst, NY
NPI
1548270218
Since 2006
Specialty
Dermatology
Code 207N00000X
Group practices
2
Medicare group memberships
Hospitals
1
Hospital affiliations
4012 80th St
Elmhurst, NY, 11373
Phone (718) 886-9000
Groups this clinician bills Medicare through
Medicare paid, 2024
$37K
597 services
Medicare patients, 2024
169
Average age 62
Drug cost, 2024
$268K
1,844 prescriptions
Company payments, 2025
$1,324
From 14 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Charles C Kwak was code 99213 (office e&m - established), 267 times for 100 patients. In total Charles C Kwak billed 597 services in 15 codes, and Medicare paid $37K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2021-08-31.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99213 Office E&M - Established | Office | 267 | 100 | $78.24 | $21K |
| 99212 Office E&M - Established | Office | 47 | 35 | $44.45 | $2,089 |
| 99202 Office E&M - New | Office | 34 | 34 | $49.93 | $1,698 |
| 99203 Office E&M - New | Office | 33 | 33 | $84.86 | $2,800 |
| 99214 Office E&M - Established | Office | 31 | 16 | $114.46 | $3,548 |
| 17000 Destruction Skin Lesion | Office | 22 | 11 | $59.10 | $1,300 |
| 11102 Skin Biopsy | Office | 15 | 15 | $86.04 | $1,291 |
By year: 2022 $34K for 414 services; 2023 $37K for 503 services; 2024 $37K for 597 services.
Medicare prescription drug claims, 2024
In 2024, the drug Charles C Kwak prescribed most often to Medicare patients was Ketoconazole, with 353 prescriptions and refills. In total Charles C Kwak wrote 1,844 Medicare prescriptions that cost $268K.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Ketoconazole Generic | 353 | 353 | 99 | $7,067 |
| Ciclopirox Ciclopirox Olamine | 220 | 230 | 97 | $7,879 |
| Triamcinolone Acetonide Generic | 163 | 164 | 122 | $1,316 |
| Tacrolimus Generic | 124 | 126 | 59 | $20K |
| Clindamycin Phosphate Generic | 113 | 113 | 57 | $6,878 |
| Ammonium Lactate Generic | 106 | 107 | 58 | $2,089 |
| Metronidazole Generic | 105 | 105 | 31 | $10K |
| Mupirocin Generic | 80 | 80 | 63 | $562 |
| Ciclopirox Generic | 73 | 73 | 20 | $2,900 |
| Mometasone Furoate Generic | 72 | 72 | 59 | $1,256 |
| Hydrocortisone Generic | 56 | 56 | 53 | $260 |
| Valacyclovir Valacyclovir Hcl | 30 | 32 | 15 | $366 |
| Doxycycline Hyclate Generic | 24 | 24 | 17 | $316 |
| Erythromycin Erythromycin Base In Ethanol | 23 | 23 | 12 | $1,167 |
| Fluocinonide Generic | 23 | 23 | 21 | $656 |
Brand drugs: 133 claims; generic drugs: 1,711 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Charles C Kwak $1,324 ($1,324 in general payments such as food, travel and fees) from 14 companies. The largest payer was Janssen Biotech, Inc. with $219.
| Company | Payments | Amount |
|---|---|---|
| Janssen Biotech, Inc. JNJ | 9 | $219 |
| Incyte Corporation INCY | 7 | $192 |
| Arcutis Biotherapeutics, Inc. ARQT | 30 | $158 |
| Abbvie Inc. ABBV | 7 | $129 |
| Novartis Pharmaceuticals Corporation NVS | 5 | $117 |
| LEO Pharma Inc. | 5 | $117 |
| Amgen Inc. AMGN | 4 | $111 |
| Organon LLC OGN | 4 | $74.39 |
| E.R. Squibb & Sons, L.L.C. BMY | 3 | $73.45 |
| Pfizer Inc. PFE | 1 | $38.19 |
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.