Addiction Therapist

Ms. Marguerite Ann Grier, MWS LWS

3501 Forbes Ave, Suite 960, Pittsburgh, Pennsylvania, 15213-3317

About Ms. Marguerite Ann Grier

Ms. Marguerite Ann Grier is a therapist based in Pittsburgh, Pennsylvania who is specialized in Addiction (Substance Use Disorder) Counselor. Active license number of Ms. Marguerite Ann Grier is SW011263L for Addiction (Substance Use Disorder) Counselor in Pennsylvania. Her current practice location is 3501 Forbes Ave, Suite 960, Pittsburgh. Patients can reach her at 412-605-1902 or can fax her at 412-682-1041. Ms. Marguerite Ann Grier is MWS LWS in Addiction (Substance Use Disorder) Counselor and her NPI number (Unique professional ID assigned by NPPES) is 1134392731.

Ms. Marguerite Ann Grier is a licensed mental health therapist who help individuals struggling with addiction of alcohol, drug, or other substance use disorder. She helps her clients by manage and overcome the psychological, emotional, and behavioral challenges related to substance use. Counselors also work closely with families and support systems to help them better understand their loved one’s illness. SUD counselors help to promote long-term sobriety, emotional stability, and overall mental wellness for both the individual and their family.

Practice Information

Ms. Marguerite Ann Grier speciality, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Ms. Marguerite Ann Grier
Specialization Addiction (Substance Use Disorder) Counselor
Credentials MWS LWS
Gender Female
Practice Address: 3501 Forbes Ave, Suite 960
Pittsburgh, PA - 15213-3317
Fax 412-682-1041

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 Number1134392731
NPI Enumeration Date: 04 Apr, 2008
NPI Last Update On: 04 Apr, 2008

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Ms. Marguerite Ann Grier are as mentioned below.

License NumberSpecializationStateStatus
SW011263LAddiction (Substance Use Disorder) Counselor PennsylvaniaPrimary

Other Medical Identifiers

Other legacy medical identifiers associated with Ms. Marguerite Ann Grier such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
SW011263LOtherPennsylvaniaLSW

Mailing Address

Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned Practice address.

Ms. Marguerite Ann Grier
3501 Forbes Ave, Suite 960
Pittsburgh, PA - 15213-3317
Phone: 412-605-1902
Fax: 412-682-1041

Book an Appointment with Ms. Marguerite Ann Grier

To schedule an appointment, contact Ms. Marguerite Ann Grier at 3501 Forbes Ave, Suite 960, Pittsburgh, Pennsylvania or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Ms. Marguerite Ann Grier:

Ms. Marguerite Ann Grier is a therapist specializing in Addiction (Substance Use Disorder) Counselor. She is a licensed mental health therapist who help individuals struggling with addiction of alcohol, drug, or other substance use disorder. She helps her clients by manage and overcome the psychological, emotional, and behavioral challenges related to substance use. Counselors also work closely with families and support systems to help them better understand their loved one’s illness. SUD counselors help to promote long-term sobriety, emotional stability, and overall mental wellness for both the individual and their family.

Yes, Ms. Marguerite Ann Grier is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

Ms. Marguerite Ann Grier practices at 3501 Forbes Ave, Suite 960, Pittsburgh, Pennsylvania, 15213-3317.

To schedule an appointment with Ms. Marguerite Ann Grier, please contact the office at 412-605-1902.

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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 14 September, 2026.