Ms. Margaret Lynn O'brien

MA, JD | Mental Health Counselor


  365 East St, Tewksbury
     Massachusetts, 01876-1950
  978-851-0790    978-851-5218 Maps & Directions
Ms. Margaret Lynn O'brien is a Tewksbury, Massachusetts based counselor who is specialized as Mental Health Counselor. Active license number of Ms. Margaret Lynn O'brien is 5146 for Mental Health Counselor in Massachusetts. Her current practice location is 365 East St, Tewksbury. Patients can book an appointment with her at 978-851-0790.
Ms. Margaret Lynn O'brien is a licensed professional who helps individuals, couples, and families manage and overcome emotional, psychological, and behavioral challenges. She assess clients’ mental health conditions and develop personalized treatment plans to provide therapy for a range of mental health issues, including anxiety, depression, trauma, relationship issues, stress, grief, and life transitions.
Complete Profile:
Ms. Margaret Lynn O'brien speciality, credentials, practice address, contact phone number and fax are as below. Patients can directly walk in or can call on the below given phone number for appointment.
Name: Ms. Margaret Lynn O'brien
Specialization: Mental Health Counselor
Gender:Female
Credentials: MA, JD
Accepts Medicare Assignment:No
Practice Address:365 East St, Tewksbury,
Massachusetts, 01876-1950
Phone:978-851-0790
Fax:978-851-5218
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: 1205972387
NPI Enumeration Date: 29 Jan, 2007
NPI Last Update On: 08 Jul, 2007

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. Margaret Lynn O'brien are as mentioned below.
License NumberSpecializationStateStatus
5146Mental Health Counselor MassachusettsPrimary
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
Address: 28 Brooksbie Rd,
Bedford, Massachusetts
Zip: 01730-1836
Phone Number: 781-275-3584
Patients can reach Ms. Margaret Lynn O'brien at 365 East St, Tewksbury, Massachusetts or can call to book an appointment on 978-851-0790.
*Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 09 June, 2025.

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