Doctor profile · Federal record
Dr. Joshua Chang, M.D.
Dermatology Physician (CMS: Dermatology) · Student in an Organized Health Care Education/Training Program · Allentown, PA
- NPI 1205399680
- 7 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
250 Centronia Road, Suite 301
Allentown, PA 18104
(501) 686-5162 - Mailing address
-
250 Centronia RD, Suite 301
Allentown, PA 18104
Credentials & registration
- NPI registered
- April 2019 — 7 yrs on file
- Profile last updated
- August 31, 2023
- Year of graduation
- 2019 — 7 yrs since
- Specialty taxonomy
- 207N00000X — NUCC code
- State license (1)
- Pennsylvania #MD479729
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1205399680. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
283
Distinct HCPCS
8
Medicare allowed
$20,224
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
17003 |
Destruction of precancer skin growth, 2-14 growths | 85 | 20 | $6 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 45 | 45 | $107 | |
17000 |
Destruction of precancer skin growth, 1 growth | 36 | 30 | $54 | |
11102 |
Biopsy of related skin growth, first growth | 31 | 30 | $90 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 26 | 26 | $159 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 26 | 23 | $86 | |
17110 |
Destruction of skin growth, 1-14 growths | 21 | 18 | $102 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 13 | 12 | $122 |
In context: peer comparison
Among 6 peers in Allentown Dermatology Physician, average services per provider: 193. This provider delivers 1.5× the peer median.Open Payments
Industry payments received
All-time total
$552
Transactions
27
Manufacturers
8
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Janssen Biotech, INC. | 7 | $133.98 | |
| Sun Pharmaceutical Industries INC. | 6 | $128.92 | |
| E.R. Squibb & Sons, L.L.C. | 5 | $88.61 | |
| Regeneron Healthcare Solutions, INC. | 3 | $75.96 | |
| Dermavant Sciences, INC. | 2 | $46.03 | |
| Abbvie INC. | 2 | $35.68 | |
| Incyte Corporation | 1 | $23.76 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 1 | $18.87 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
112
Patients
57
Total drug cost
$55,262
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Ketoconazole | Generic | 41 | 24 | $796 |
| Triamcinolone Acetonide | Generic | 20 | 20 | $339 |
| Doxycycline Hyclate | Generic | 14 | 0 | $306 |
| Hydrocortisone | Generic | 14 | 13 | $117 |
| Clobetasol Propionate | Generic | 12 | 0 | $569 |
| Otezla (Apremilast) | Brand | 11 | 0 | $53,136 |
Frequently asked questions
What is Dr. Joshua Chang's medical specialty?
Dr. Joshua Chang practices Dermatology Physician in Allentown, PA.
Where does Dr. Joshua Chang practice?
Dr. Joshua Chang practices at 250 Centronia Road, Allentown, PA 18104. Office phone: 5016865162.
What is Dr. Joshua Chang's NPI?
Dr. Joshua Chang's National Provider Identifier (NPI) is 1205399680, issued by NPPES.
Does Dr. Joshua Chang accept Medicare assignment?
Dr. Joshua Chang does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Joshua Chang commonly perform?
Top Medicare-reported procedures in 2023: Destruction of precancer skin growth, 2-14 growths (HCPCS 17003); New patient office or other outpatient visit (HCPCS 99203); Destruction of precancer skin growth, 1 growth (HCPCS 17000). Source: CMS Medicare Physician & Other Practitioners file.