Psychologist | Clinical Psychology

Dr. Katherine Perry Blumstein, PHD

8241 Se 30th St, Mercer Island, Washington, 98040-3005

About Dr. Katherine Perry Blumstein

Dr. Katherine Perry Blumstein is a psychologist based in Mercer Island, Washington who is specialized in Clinical Psychology. Active license number of Dr. Katherine Perry Blumstein is PY61434956 for Clinical Psychology in Washington. Her current practice location is 8241 Se 30th St, Mercer Island. Patients can contact her at 206-465-9657. Dr. Katherine Perry Blumstein, PHD, specializes in Clinical Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1174484323.

Dr. Katherine Perry Blumstein is a mental health professional with highly specialized training in the diagnosis and psychological treatment of mental, behavioral and emotional illnesses, including obsessive-compulsive disorder (OCD). Her main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that she can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Practice Information

Dr. Katherine Perry Blumstein's specialty, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Dr. Katherine Perry Blumstein
Specialization Clinical Psychology
Credentials PHD
Gender Female
Practice Address: 8241 Se 30th St,
Mercer Island, WA - 98040-3005

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 Number1174484323
NPI Enumeration Date: 18 Nov, 2025
NPI Last Update On: 18 Nov, 2025

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialties in the same state or different states. Related medical licenses for Dr. Katherine Perry Blumstein are as mentioned below.

License NumberSpecializationStateStatus
PY61434956Clinical Psychology WashingtonPrimary

Mailing Address

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

Dr. Katherine Perry Blumstein
8241 Se 30th St,
Mercer Island, WA - 98040-3005
Phone: 206-465-9657

Book an Appointment with Dr. Katherine Perry Blumstein

To schedule an appointment, contact Dr. Katherine Perry Blumstein at 8241 Se 30th St, Mercer Island, Washington or call the phone number listed below.

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Frequently Asked Questions

Below are some commonly asked questions about Dr. Katherine Perry Blumstein:

Dr. Katherine Perry Blumstein is a psychologist specializing in Clinical Psychology. She is a mental health professional with highly specialized training in the diagnosis and psychological treatment of mental, behavioral and emotional illnesses, including obsessive-compulsive disorder (OCD). Her main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that she can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Yes, Dr. Katherine Perry Blumstein is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.
*Availability may change. Please contact the office directly to ask about appointments.

Dr. Katherine Perry Blumstein practices at 8241 Se 30th St, Mercer Island, Washington, 98040-3005.

To schedule an appointment with Dr. Katherine Perry Blumstein, please contact the office at 206-465-9657.

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