Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.
NPIDirectory

Maria Elena Santiago, LCSW

Individual provider Clinical Social Worker · NPI 1831325497

Maria Elena Santiago, LCSW is a Clinical Social Worker in St Charles, Illinois. Qualified in 2004, 22 years ago. Practices with Oak Street Health Physicians Group PC, a 234-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
22
Licensed in
IL
In the registry since
2009
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location Address checks out

1120 E Main St Ste 201
St Charles, IL 60174-2287
Phone: (630) 377-6613
Fax: (630) 377-6225
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 1022 N Farnsworth Ave, Aurora, IL 60505-2008 — (630) 477-7200
  • 2340 S Highland Ave, Lombard, IL 60148-5371 — (630) 261-1210

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 149013629 (IL)

Record details

NPI number1831325497
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedJune 9, 2009
Last updated in NPPESJanuary 30, 2026
Certification dateJanuary 30, 2026

Medicare enrollment

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

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 2004 (22 years in practice)
Group practice Oak Street Health Physicians Group Pc — 234 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Colleagues at Oak Street Health Physicians Group PC

Clinicians the CMS Doctors & Clinicians file lists under the same group practice. CMS counts 234 clinicians in the practice; 12 are shown here.

Other providers in St Charles