Doctor profile · Federal record
Dr. William Trezza, LISW-Cp
Clinical Social Worker · Aiken, SC
- NPI 1073524013
- 20 yrs on file
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
215 Barnwell Ave Nw
Aiken, SC 298013903
(803) 642-5480
fax (803) 643-1800
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Specialty taxonomy
- 1041C0700X — NUCC code
- State license (1)
- South Carolina #4190
- Medicaid
- SC #QM0382
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1073524013. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
191
Distinct HCPCS
1
Medicare allowed
$12,249
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90834 |
Psychotherapy, 45 minutes | 191 | 16 | $64 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 191. This provider delivers 1.0× the peer median.Frequently asked questions
What is Dr. William Trezza's medical specialty?
Dr. William Trezza practices Clinical Social Worker in Aiken, SC.
Where does Dr. William Trezza practice?
Dr. William Trezza practices at 215 Barnwell Ave Nw, Aiken, SC 298013903. Office phone: 8036425480.
What is Dr. William Trezza's NPI?
Dr. William Trezza's National Provider Identifier (NPI) is 1073524013, issued by NPPES.
What procedures does Dr. William Trezza commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90834). Source: CMS Medicare Physician & Other Practitioners file.