William Scott Koenig
APRN | Nurse Practitioner - Psych/Mental Health
409 S Market Blvd Ste 9, Chehalis
Washington, 98532-3043
360-827-5362
William Scott Koenig is a Chehalis, Washington based nurse practitioner who is specialized as Psych/Mental Health NP. Active license number of William Scott Koenig is ARNP.AP.70141126-NP for Psych/Mental Health NP in Washington. current practice location is 409 S Market Blvd Ste 9, Chehalis. Patients can reach at 360-827-5362. William Scott Koenig is APRN with specialization in Psych/Mental Health NP and NPI number (Unique professional ID assigned by NPPES) is 1548194640.
William Scott Koenig provides a full range of primary mental health care services, including biopsychosocial assessment and diagnosis of patients with mental illness and co-occurring disorders. Treatment modalities include both medication and psychotherapeutic management. Psych/Mental Health Nurse Practitioner (PMHNP) works in a variety of settings, including inpatient, emergency and community-based mental health services.
Complete Profile:
William Scott Koenig speciality, credentials, practice address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointment.
| Name: | William Scott Koenig |
| Specialization: | Nurse Practitioner - Psych/Mental Health (PMHNP) |
| Gender: | X |
| Credentials: | APRN |
| Practice Address: | 409 S Market Blvd Ste 9, Chehalis,
Washington, 98532-3043 |
| Phone: | 360-827-5362 |
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: | 1548194640 |
| NPI Enumeration Date: | 11 Jun, 2026 |
| NPI Last Update On: | 11 Jun, 2026 |
Medical Licenses:
NPs can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for William Scott Koenig are as mentioned below.
| License Number | Specialization | State | Status | |
| ARNP.AP.70141126-NP | Psych/Mental Health NP | Washington | 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: | William Scott Koenig
Po Box 753,
Toledo, Washington |
| Zip: | 98591-0753 |
| Phone Number: | 360-978-5925 |
Patients can reach William Scott Koenig at
409 S Market Blvd Ste 9, Chehalis, Washington or can
call to book an appointment on 360-827-5362.
Comments/ Reviews:
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 13 July, 2026.