Ms. Colleen Gay Kellner

LMHC | Mental Health Counselor


  45 Merrimack St, Lowell
     Massachusetts, 01852
  978-459-2306    978-453-9394 Maps & Directions
Ms. Colleen Gay Kellner is a Lowell, Massachusetts based counselor who is specialized as Mental Health Counselor. Active license number of Ms. Colleen Gay Kellner is 3204 for Mental Health Counselor in Massachusetts. Her current practice location is 45 Merrimack St, Lowell. Patients can book an appointment with her at 978-459-2306.
Ms. Colleen Gay Kellner 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. Colleen Gay Kellner 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. Colleen Gay Kellner
Specialization: Mental Health Counselor
Gender:Female
Credentials: LMHC
Accepts Medicare Assignment:No
Practice Address:45 Merrimack St, Lowell,
Massachusetts, 01852
Phone:978-459-2306
Fax:978-453-9394
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: 1962574954
NPI Enumeration Date: 14 Nov, 2006
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. Colleen Gay Kellner are as mentioned below.
License NumberSpecializationStateStatus
3204Mental 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: 45 Merrimack St, Cfd
Lowell, Massachusetts
Zip: 01852
Phone Number: 978-459-2306
Fax Number: 978-453-9394
Patients can reach Ms. Colleen Gay Kellner at 45 Merrimack St, Lowell, Massachusetts or can call to book an appointment on 978-459-2306.
*Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 14 July, 2025.

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