1. Home
  2. Directory
  3. Illinois
  4. Chicago
  5. Social Worker
  6. NPI Profile

MARIA AGUILAR LCSW
NPI 1891542155
Social Worker - Clinical in Chicago, IL

Active since May 03, 2024PECOS EnrolledAccepts Medicare Assignment
1645 W JACKSON BLVD STE 603, CHICAGO, IL 60612(312) 942-0819 Get Directions Write a Review

NPPES record last updated: March 24, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Mar 24, 2025, May 3, 2024 (2 updates tracked since 2024).

About Maria Aguilar Lcsw NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARIA AGUILAR LCSW (NPI 1891542155) is an individual clinical provider in Chicago, Illinois, licensed in Illinois (149.028902) and active in the NPI registry since May 2024. She is enrolled in Medicare PECOS and is a graduate of Other (2022).

NPPES Registry Identity

NPI1891542155
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMARIA AGUILARCredential: LCSW
Location Address1645 W JACKSON BLVD STE 603Chicago, IL 60612-2643
Mailing Address4875 N Magnolia AveChicago, IL 60640-4756 · (773) 619-7127
Phone(312) 942-0819
Sole ProprietorYes
Medical School CMSOtherGraduated 2022
Enumeration DateMay 3, 2024
Last NPPES UpdateMarch 24, 20252 updates tracked since enumeration
NPPES CertifiedMarch 24, 2025
✔ NPI 1891542155 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in IL · 149.028902
Definition
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.
1645 W JACKSON BLVD STE 603, Chicago, IL 60612
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter Health of Delaware.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Maria Aguilar Lcsw is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3870006422
PECOS Enrollment IDI20250627001831
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Maria Aguilar reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Rush University Medical Center
0.2 mi
Diagnostic Radiology
1620 W HARRISON ST
Chicago, IL 60612
  • Reassigned Medicare billing, Illinois enrollment
  • Medicare enrollment name: Rush University Medical Group
  • 2,169 clinicians in this Medicare group
NPI 1184269425 (312) 563-4270
Cook County
0.4 mi
Family Medicine
605 S WOLCOTT AVE, SUITE 605
Chicago, IL 60612
  • Reassigned Medicare billing, Illinois enrollment
  • 1,047 clinicians in this Medicare group
NPI 1912063439 (312) 864-4649

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60612 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$0.00 typical visit price
range $60.08 – $183.39
Typical copayment $0.00 (range $15.02 – $45.84)
Most-billed visit code NA
Established Patient
$74.80 typical visit price
range $18.97 – $148.12
Typical copayment $18.70 (range $4.74 – $37.03)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 7

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SAMANTHA NICOLE VANDERSLICE MD
Psychiatry & Neurology (Child & Adolescent Psychiatry)
1645 W JACKSON BLVD STE 603
CHICAGO, IL 60612
Cook County (312) 942-0819
JENNIFER MORIUCHI
Psychologist (Clinical)
1645 W JACKSON BLVD STE 603
CHICAGO, IL 60612
Cook County (312) 563-1791
TAYLOR WILLIAMSON
Psychologist (School)
1645 W JACKSON BLVD STE 603
CHICAGO, IL 60612
Cook County (312) 942-0819
EMILY WOLODIGER PH.D.
Psychologist (Clinical Child & Adolescent)
1645 W JACKSON BLVD STE 603
CHICAGO, IL 60612
Cook County (312) 563-9013
LISETTE MARTINEZ
Social Worker (Clinical)
1645 W JACKSON BLVD STE 603
CHICAGO, IL 60612
Cook County (312) 942-0819
ALYSSA STRAM MD
Psychiatry & Neurology (Psychiatry)
1645 W JACKSON BLVD STE 603
CHICAGO, IL 60612
Cook County (312) 942-0819
CAROLINE LARKIN LEONCZYK PHD
Psychologist (Clinical)
1645 W JACKSON BLVD STE 603
CHICAGO, IL 60612
Cook County (312) 563-0218

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Maria Aguilar's NPI number?

The NPI number for Maria Aguilar is 1891542155. It was assigned to this individual provider in the NPPES registry on May 3, 2024.

Where is Maria Aguilar located?

Maria Aguilar practices at 1645 W Jackson Blvd Ste 603, Chicago, IL 60612. The listed phone number is (312) 942-0819.

What is Maria Aguilar's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Maria Aguilar enrolled in Medicare?

Yes. Maria Aguilar is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Maria Aguilar's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Maria Aguilar reassigns Medicare benefits to 2 organizations: Rush University Medical Center (Chicago, IL) and Cook County (Chicago, IL). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Maria Aguilar's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Maria Aguilar accept?

Health plans from Ambetter Health and Ambetter Health of Delaware list Maria Aguilar as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Maria Aguilar was last updated on March 24, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.