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

Alexander Nicholas Marks

Individual provider Counselor · NPI 1144748914

Alexander Nicholas Marks is a Counselor in Saint Louis, Missouri. Practices as a sole proprietor. Registered with an NPI since 2017.

In the registry since
2017

Practice location Address checks out

2190 S Mason Rd Ste 311
Saint Louis, MO 63131-1639
Phone: (636) 300-9333
Show map & directions

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

Specialties & licences

Counselor (primary) Taxonomy 101Y00000X

Record details

NPI number1144748914
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedAugust 31, 2017
Last updated in NPPESNovember 6, 2025
Certification dateNovember 6, 2025

Other providers in Saint Louis