Psychology Clinic | Clinical Psychology

Green Mountain Psychology, Pllc

2003 D St Ste 100, Bellingham, Washington, 98225-3204

About Green Mountain Psychology, Pllc

Green Mountain Psychology, Pllc is a psychology clinic located in Bellingham, Washington. specializing in Clinical Psychology. The clinic is located at 2003 D St Ste 100, Bellingham, WA and can be reached at 360-935-0860. The authorized official for Green Mountain Psychology, Pllc is Dr. Sage L Willis, who serves the clinic’s Psychologist. He/She can be contacted at 360-812-1505.
Green Mountain Psychology, Pllc Clinic has mental health professionals specialized in the diagnosis and psychological treatment of mental, behavioral and emotional illnesses, including obsessive-compulsive disorder (OCD). Psychologists main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that psychologists can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Clinic Information

Green Mountain Psychology, Pllc Clinic's specialty, address, contact phone number and fax are as below. Patients can contact the clinic at the given phone number for appointments.

Clinic Name Green Mountain Psychology, Pllc
Specialization Clinical Psychology
Practice Address 2003 D St Ste 100,
Bellingham, WA - 98225-3204

Authorized/Official Person Profile

Officially authorized person to contact for any management issues or complaints for this clinic are as below. Person's position and contact details are also mentioned below.

Name Dr. Sage L Willis
Position Psychologist
Contact Number 360-812-1505

Professional Identification Codes

NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to healthcare providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.

NPI Number1215501903
NPI Enumeration Date: 17 May, 2021
NPI Last Update On: 26 Mar, 2025

Medical Licenses

Organizations can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Green Mountain Psychology, Pllc are as mentioned below.
License NumberSpecializationStateStatus
Mental Health (Including Community Mental Health Center) Primary
Clinical Secondary

Mailing Address

Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned Practice address.

Green Mountain Psychology, Pllc
2003 D St Ste 100,
Bellingham, WA - 98225-3204
Phone: 360-935-0860

Book an Appointment with Green Mountain Psychology, Pllc

To schedule an appointment, contact Green Mountain Psychology, Pllc at 2003 D St Ste 100, Bellingham, Washington or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Green Mountain Psychology, Pllc clinic:

Green Mountain Psychology, Pllc is a psychology clinic specializing in Clinical Psychology.

Green Mountain Psychology, Pllc is located at 2003 D St Ste 100, Bellingham, Washington 98225-3204.

Patients can contact Green Mountain Psychology, Pllc at 360-935-0860 for inquiries about its services and appointments.

Please contact Green Mountain Psychology, Pllc directly to inquire about new-patient availability and appointment options.
* Availability may change.

Green Mountain Psychology, Pllc has mental health professionals specialized in the diagnosis and psychological treatment of mental, behavioral and emotional illnesses, including obsessive-compulsive disorder (OCD). Psychologists main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that psychologists can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Patients can contact Green Mountain Psychology, Pllc at 360-935-0860 to inquire about appointments, consultation requirements and available services.

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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 14 September, 2026.