About Thalia Nicholson Psychological Services, Inc.
Thalia Nicholson Psychological Services, Inc. is a psychology clinic located in Roseville, California. specializing in Clinical Psychology. The clinic is located at 1700 Eureka Rd Ste 155, Roseville, CA and can be reached at 530-423-3714. The authorized official for Thalia Nicholson Psychological Services, Inc. is Thalia Pitsillidou Sullivan Nicholson,
who serves the clinic’s Clinical Psychologist. He/She can be contacted at 530-423-3714. Thalia Nicholson Psychological Services, Inc. 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
Thalia Nicholson Psychological Services, Inc. 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 Thalia Nicholson Psychological Services, Inc.
Specialization Clinical Psychology
Practice Address 1700 Eureka Rd Ste 155, Roseville, CA - 95661-7786
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 Thalia Pitsillidou Sullivan Nicholson
Position Clinical Psychologist
Contact Number 530-423-3714
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 Number1255292025
NPI Enumeration Date: 20 Nov, 2025
NPI Last Update On: 20 Nov, 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 Thalia Nicholson Psychological Services, Inc. are as mentioned below.
License NumberSpecializationStateStatus
Clinical
Primary
Mailing Address
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned Practice address.
Thalia Nicholson Psychological Services, Inc. 140 Pine St, Auburn, CA - 95603-5247
Book an Appointment with Thalia Nicholson Psychological Services, Inc.
To schedule an appointment, contact Thalia Nicholson Psychological Services, Inc. at 1700 Eureka Rd Ste 155, Roseville, California or call the phone number listed below.
Below are some commonly asked questions about Thalia Nicholson Psychological Services, Inc. clinic:
Thalia Nicholson Psychological Services, Inc. is a psychology clinic specializing in Clinical Psychology.
Thalia Nicholson Psychological Services, Inc. is located at 1700 Eureka Rd Ste 155, Roseville, California 95661-7786.
Patients can contact Thalia Nicholson Psychological Services, Inc. at 530-423-3714
for inquiries about its services and appointments.
Please contact Thalia Nicholson Psychological Services, Inc. directly to inquire about
new-patient availability and appointment options.
* Availability may change.
Thalia Nicholson Psychological Services, Inc. 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 Thalia Nicholson Psychological Services, Inc. at 530-423-3714
to inquire about appointments, consultation requirements
and available services.
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