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

MS. Mary Lou Stewart, LCSW

Individual provider Clinical Social Worker · NPI 1528149184

MS. Mary Lou Stewart, LCSW is a Clinical Social Worker in Hornell, New York. Qualified in 1994, 32 years ago. Practices as a sole proprietor, accepts Medicare assignment and offers telehealth. Licensed in New York.

Years since qualifying
32
Licensed in
NY
In the registry since
2006
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

See every abbreviation used in this directory →

Practice location Address checks out

15 Pleasant St
Hornell, NY 14843-1829
Phone: (716) 244-2548
Fax: (866) 919-5176
Show map & directions

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

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X (NY)

Record details

NPI number1528149184
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorYes
NPI enumeratedOctober 18, 2006
Last updated in NPPESOctober 30, 2015

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 1994 (32 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Hornell