Greta Lavonne Grier

LCSW, MLSW, CADC | Counselor


  3900 Woodland Ave, Philadelphia
     Pennsylvania, 19104-4551
  215-823-5800    Maps & Directions
Greta Lavonne Grier is a Philadelphia, Pennsylvania based counselor who is specialized as Counselor. Active license number of Greta Lavonne Grier is CW024762 for Social Worker in Pennsylvania. Her current practice location is 3900 Woodland Ave, Philadelphia. Patients can book an appointment with her at 215-823-5800.
Greta Lavonne Grier is a trained and licensed mental health professional who helps individuals, couples, or groups manage and overcome emotional, psychological, behavioral, or relationship challenges. She works with people dealing with anxiety, depression, mood disorders, trauma, post-traumatic stress disorder (PTSD), grief and loss etc. She support her clients by understanding their thoughts, emotions, and behaviors.
Complete Profile:
Greta Lavonne Grier 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: Greta Lavonne Grier
Specialization: Counselor
Gender:Female
Credentials: LCSW, MLSW, CADC
Accepts Medicare Assignment:No
Practice Address:3900 Woodland Ave, Philadelphia,
Pennsylvania, 19104-4551
Phone:215-823-5800
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: 1346004926
NPI Enumeration Date: 13 Feb, 2024
NPI Last Update On: 03 Dec, 2025

Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Greta Lavonne Grier are as mentioned below.
License NumberSpecializationStateStatus
CW024762Social Worker PennsylvaniaPrimary
SW137757Social Worker PennsylvaniaSecondary
8729Addiction (Substance Use Disorder) Counselor PennsylvaniaSecondary
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
Address: 3900 Woodland Ave,
Philadelphia, Pennsylvania
Zip: 19104-4551
Phone Number: 215-823-5800
Patients can reach Greta Lavonne Grier at 3900 Woodland Ave, Philadelphia, Pennsylvania or can call to book an appointment on 215-823-5800.
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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 09 February, 2026.