Marcus E. John , LCSW-C
Social Worker - School • Gaithersburg, MD
Professional Overview & Biography Verified Profile Summary
Marcus John, LCSW-C is a certified Social Worker - School practicing in Gaithersburg, MD. With approximately 6 years of clinical experience since completing medical education in 2020, Marcus John delivers high-quality medical care to the local community at 640 E DIAMOND AVE.
Marcus John does not directly accept Medicare assignment.
Practice Location & Contact Primary Location
640 E Diamond Ave
Gaithersburg, MD 208775323
Medicare Profile & Education
Other
2020
Not Specified
In-Person Only
Specialty Benchmarks & Practice Insights
Comparative analytics for Social Worker - School in Gaithersburg, MD
Practicing in Gaithersburg, MD (227 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Clinical Seniority & Experience Comparison
Medical Specialties & State Licenses
CMS Verified: 2026-01-09NUCC Taxonomy Code: 1041S0200X
Definition to come...
NUCC Taxonomy Code: 1041C0700X
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Social Worker - School
Licensed Master Social Worker
Social Worker
Licensed Master Social Worker
Social Worker - Clinical
Licensed Clinical Social Worker - Certified
Counselor - Mental Health
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Recorded as MARCUS JOHN, LCSW-C
Social Worker (License #26518 in MD)
NPI status registered as active in NPPES database
Registered at 640 E DIAMOND AVE, GAITHERSBURG, MD 208775323 (Tel: 2023132397)
Registered at 12517 BREWSTER LN, BOWIE, MD 207152455 (Tel: 2023132397)
Recorded as MARCUS JOHN
Social Worker (License #26518 in MD)
First registered as active Individual Practitioner in NPPES Database.
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NPI Administrative Meta
Mailing Address
12517 Brewster Ln
Bowie, MD 207152455
Phone: 2023132397
This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.