Ms. Tierney Callahan O'brien is a Milwaukee, Wisconsin based psychologist who is specialized in School Psychology. Active license number of Ms. Tierney Callahan O'brien is 3001029046 for School Psychology in Wisconsin. Her current practice location is 5000 N 53rd St, Milwaukee. Patients can reach her at 414-393-5400. Ms. Tierney Callahan O'brien is MA, SSP in School Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1649187410.
Ms. Tierney Callahan O'brien apply her expertise in mental health, learning, and behavior, to help children and youth succeed academically, socially, behaviorally, and emotionally.
School psychologists are uniquely qualified members of school teams that support students' ability to learn and teachers' ability to teach. They partner with families, teachers, school administrators, and other professionals to create safe, healthy, and supportive learning environments that strengthen connections between home, school, and the community.
Complete Profile:
Ms. Tierney Callahan O'brien speciality, credentials, practice address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointment.
| Name: | Ms. Tierney Callahan O'brien |
| Specialization: | School Psychology |
| Gender: | Female |
| Credentials: | MA, SSP |
| Practice Address: | 5000 N 53rd St, Milwaukee,
Wisconsin, 53218-4333 |
| Phone: | 414-393-5400 |
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: | 1649187410 |
| NPI Enumeration Date: | 26 Aug, 2026 |
| NPI Last Update On: | 26 Aug, 2026 |
Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Ms. Tierney Callahan O'brien are as mentioned below.
| License Number | Specialization | State | Status | |
| 3001029046 | School Psychology | Wisconsin | 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: | Ms. Tierney Callahan O'brien
1132 S 3rd St,
Milwaukee, Wisconsin |
| Zip: | 53204-2413 |
Patients can reach Ms. Tierney Callahan O'brien at
5000 N 53rd St, Milwaukee, Wisconsin or can
call to book an appointment on 414-393-5400.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 14 September, 2026.