Dr. William Harrison Mellick Iii
PHD | Psychologist - Addiction (Substance Use Disorder)
171 Ashley Ave, Charleston
South Carolina, 29425-8908
843-792-1414 Maps & DirectionsDr. William Harrison Mellick Iii is a Charleston, South Carolina based psychologist who is specialized in Addiction (Substance Use Disorder) Psychology. Active license number of Dr. William Harrison Mellick Iii is 1542 for Clinical Psychology in South Carolina. His current practice location is 171 Ashley Ave, Charleston. Patients can reach him at 843-792-1414. Dr. William Harrison Mellick Iii is PHD in Addiction (Substance Use Disorder) Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1154040293.
Dr. William Harrison Mellick Iii help patients to develop ways to cope with their drug cravings. Also, he can suggest strategies to avoid drugs and prevent relapse, and can offer suggestions on how to deal with a relapse if it occurs. He make patients more aware of their feelings, thoughts and teach them different ways to deal with their problems.
Complete Profile:
Dr. William Harrison Mellick Iii speciality, credentials, practice address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointment.
| Name: | Dr. William Harrison Mellick Iii |
| Specialization: | Addiction (Substance Use Disorder) Psychology |
| Gender: | Male |
| Credentials: | PHD |
| Practice Address: | 171 Ashley Ave, Charleston,
South Carolina, 29425-8908 |
| Phone: | 843-792-1414 |
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS).
NPI details are as mentioned below.
| NPI Number: | 1154040293 |
| NPI Enumeration Date: | 23 Aug, 2022 |
| NPI Last Update On: | 09 Sep, 2025 |
Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Dr. William Harrison Mellick Iii are as mentioned below.
| License Number | Specialization | State | Status | |
| 1542 | Clinical Psychology | South Carolina | Primary | |
| 1542 | Addiction (Substance Use Disorder) Psychology | South Carolina | Secondary | |
| 1542 | Family Psychology | South Carolina | Secondary | |
| 1542 | Cognitive & Behavioral Psychology | South Carolina | Secondary | |
| 1542 | Clinical Child & Adolescent Psychology | South Carolina | Secondary | |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | Dr. William Harrison Mellick Iii
Po Box 751461,
Charlotte, North Carolina |
| Zip: | 28275-1461 |
Patients can reach Dr. William Harrison Mellick Iii at
171 Ashley Ave, Charleston, South Carolina or can
call to book an appointment on 843-792-1414.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.