Warren John Maas
MA, LP, JD | Clinical Psychologist
1821 University Ave W, Suite N385, Saint Paul
Minnesota, 55104-2801
651-644-8515 651-644-3451
Maps & DirectionsWarren John Maas is a Saint Paul, Minnesota based psychologist who is specialized in Clinical Psychology. Active license number of Warren John Maas is LP1091 for Group Psychotherapy in Minnesota. His current practice location is 1821 University Ave W, Suite N385, Saint Paul. Patients can reach him at 651-644-8515 or can fax him at 651-644-3451. Warren John Maas is MA, LP, JD in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1912086588.
Warren John Maas 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). His main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that he can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.
Complete Profile:
Warren John Maas speciality, credentials, practice address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointment.
| Name: | Warren John Maas |
| Specialization: | Clinical Psychology |
| Gender: | Male |
| Credentials: | MA, LP, JD |
| Practice Address: | 1821 University Ave W, Suite N385, Saint Paul,
Minnesota, 55104-2801 |
| Phone: | 651-644-8515 |
| Fax: | 651-644-3451 |
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: | 1912086588 |
| NPI Enumeration Date: | 03 Nov, 2006 |
| NPI Last Update On: | 11 Sep, 2025 |
Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Warren John Maas are as mentioned below.
| License Number | Specialization | State | Status | |
| LP1091 | Group Psychotherapy | Minnesota | Primary | |
| LP1091 | Clinical Psychology | Minnesota | Secondary | |
| LP1091 | General Psychology | Minnesota | Secondary | |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | Warren John Maas
1821 University Ave W, Suite N385
Saint Paul, Minnesota |
| Zip: | 55104-2801 |
| Phone Number: | 651-644-8515 |
| Fax Number: | 651-644-3451 |
Patients can reach Warren John Maas at
1821 University Ave W, Suite N385, Saint Paul, Minnesota or can
call to book an appointment on 651-644-8515.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.