Mellow Psychological Services, Inc.
Clinical - Psychology Clinic
200 Pier Ave, Suite 424, Hermosa Beach
California, 90254-3608
800-593-2560 800-593-2560
Maps & DirectionsMellow Psychological Services, Inc. is a Clinical - Psychology Clinic in Hermosa Beach, California. It is located at 200 Pier Ave, Suite 424, Hermosa Beach, CA and its contact number is 800-593-2560. The authorized person for Mellow Psychological Services, Inc. is Dr. Colleen F. Long
who is Owner of the clinic and his/her contact number is 800-593-2560. The primary license number for Mellow Psychological Services, Inc. is PSY23911 (Clinical) in California.
Mellow 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.
Complete Clinic Profile:
Mellow Psychological Services, Inc. Clinic speciality, address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointments.
| Name: | Mellow Psychological Services, Inc. |
| Specialization: | Clinical Psychology |
| Clinic Address: | 200 Pier Ave, Suite 424, Hermosa Beach,
California, 90254-3608 |
| Phone: | 800-593-2560 |
| Fax: | 800-593-2560 |
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. Colleen F. Long |
| Position: | Owner |
| Contact Number: | 800-593-2560 |
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 for Mellow Psychological Services, Inc. clinic are as mentioned below.
| NPI Number: | 1457608804 |
| NPI Enumeration Date: | 04 Aug, 2012 |
| NPI Last Update On: | 04 Aug, 2012 |
Medical Licenses:
Organizations can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Mellow Psychological Services, Inc. are as mentioned below.
| Specialization | License Number | State | Status | |
| Clinical | PSY23911 | California | 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: | Mellow Psychological Services, Inc.
200 Pier Ave, Suite 424
Hermosa Beach, California |
| Zip: | 90254-3608 |
| Phone Number: | 800-593-2560 |
| Fax Number: | 800-593-2560 |
Patients can reach Mellow Psychological Services, Inc. at
200 Pier Ave, Suite 424, Hermosa Beach, California or can
call to book an appointment on 800-593-2560.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.