Rosemary Ann O'sullivan

LMHC | Professional Counselor


  185 Main St Ste 11, Spencer
     Massachusetts, 01562-1755
  617-612-5932    617-977-1309 Maps & Directions
Rosemary Ann O'sullivan is a Spencer, Massachusetts based counselor who is specialized as Professional Counselor. Active license number of Rosemary Ann O'sullivan is LMHC13500 for Professional Counselor in Massachusetts. Her current practice location is 185 Main St Ste 11, Spencer. Patients can book an appointment with her at 617-612-5932.
Rosemary Ann O'sullivan is a licensed mental health practitioner trained to help individuals, couples, and groups address emotional, psychological, and behavioral challenges. She uses talk therapy and evidence-based counseling methods to support clients in managing mental health conditions, improving relationships, and developing coping strategies for life’s difficulties.
Complete Profile:
Rosemary Ann O'sullivan 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: Rosemary Ann O'sullivan
Specialization: Professional Counselor
Gender:Female
Credentials: LMHC
Accepts Medicare Assignment:No
Practice Address:185 Main St Ste 11, Spencer,
Massachusetts, 01562-1755
Phone:617-612-5932
Fax:617-977-1309
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: 1881225894
NPI Enumeration Date: 29 Jan, 2020
NPI Last Update On: 27 Feb, 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 Rosemary Ann O'sullivan are as mentioned below.
License NumberSpecializationStateStatus
LMHC13500Professional 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: 185 Main St Ste 11,
Spencer, Massachusetts
Zip: 01562-1755
Phone Number: 617-612-5932
Fax Number: 617-977-1309
Patients can reach Rosemary Ann O'sullivan at 185 Main St Ste 11, Spencer, Massachusetts or can call to book an appointment on 617-612-5932.
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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 09 March, 2026.