Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dalia Beth Mermelstein

Individual provider Mental Health Counselor · NPI 1215890488

Dalia Beth Mermelstein is a Mental Health Counselor in Upper Marlboro, Maryland. Practices as a sole proprietor. Registered with an NPI since 2025.

In the registry since
2025
Specialties on file
2

Practice location Address checks out

9701 Apollo Dr Ste 491
Upper Marlboro, MD 20774-4798
Phone: (240) 667-2524
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Art Therapist (primary) Taxonomy 221700000X
Mental Health Counselor Taxonomy 101YM0800X

Record details

NPI number1215890488
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedDecember 4, 2025
Last updated in NPPESDecember 4, 2025
Certification dateDecember 4, 2025
Mailing address500 23rd St Nw Apt B310, Washington, DC 20037-2831

Other providers in Upper Marlboro