Dr. William C Petersen
PH.D. | Counseling Psychologist
5351 Delmar Blvd, Saint Louis
Missouri, 63112-3146
314-877-0685 314-877-0553
Maps & DirectionsDr. William C Petersen is a Saint Louis, Missouri based psychologist who is specialized in Counseling Psychology. Active license number of Dr. William C Petersen is 01531 for Counseling Psychology in Missouri. His current practice location is 5351 Delmar Blvd, Saint Louis. Patients can reach him at 314-877-0685 or can fax him at 314-877-0553. Dr. William C Petersen is PH.D. in Counseling Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1124109400.
Dr. William C Petersen help people with physical, emotional and mental health issues, improve their sense of well‐being, alleviate feelings of distress and resolve crises. He also provides assessment, diagnosis, and treatment of more severe psychological symptoms.
Counseling psychologists mainly focuses on: Healthy aspects and strengths of clients (whether being seen as individuals, couples, families, groups or organizations; Environmental/situational influences (how cultural, gender and lifestyle issues shape people’s experiences and concerns); Issues of diversity and social justice (e.g., advocacy); The role of career and work in peoples’ lives.
Complete Profile:
Dr. William C Petersen 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 C Petersen |
| Specialization: | Counseling Psychology |
| Gender: | Male |
| Credentials: | PH.D. |
| Practice Address: | 5351 Delmar Blvd, Saint Louis,
Missouri, 63112-3146 |
| Phone: | 314-877-0685 |
| Fax: | 314-877-0553 |
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: | 1124109400 |
| NPI Enumeration Date: | 17 Oct, 2006 |
| NPI Last Update On: | 12 Jun, 2008 |
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 C Petersen are as mentioned below.
| License Number | Specialization | State | Status | |
| 01531 | Counseling Psychology | Missouri | Primary | |
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 C Petersen
7106 Dale Ave,
Richmond Heights, Missouri |
| Zip: | 63117-1927 |
| Phone Number: | 314-647-6303 |
Patients can reach Dr. William C Petersen at
5351 Delmar Blvd, Saint Louis, Missouri or can
call to book an appointment on 314-877-0685.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.