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

DIANA HERNANDEZ LCSW
NPI 1497569628
Social Worker - Clinical in Chicago, IL

Active since February 06, 2025PECOS Enrolled
4803 N MILWAUKEE AVE SUITE B UNIT #304, CHICAGO, IL 60630(773) 270-1187 Get Directions Write a Review

NPPES record last updated: February 6, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Diana Hernandez Lcsw NPPES

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

DIANA HERNANDEZ LCSW (NPI 1497569628) is an individual clinical provider in Chicago, Illinois, licensed in Illinois (149.027284) and active in the NPI registry since February 2025. She is enrolled in Medicare PECOS and is a graduate of Other (2015).

NPPES Registry Identity

NPI1497569628
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameDIANA HERNANDEZCredential: LCSW
Location Address4803 N MILWAUKEE AVE SUITE B UNIT #304Chicago, IL 60630
Mailing Address4803 N Milwaukee Ave Suite B Unit #304Chicago, IL 60630
Phone(773) 270-1187
Sole ProprietorYes
Medical School CMSOtherGraduated 2015
Enumeration DateFebruary 6, 2025
NPPES CertifiedFebruary 6, 2025
✔ NPI 1497569628 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 · 149.027284
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.

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Diana Hernandez Lcsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID3870086747
PECOS Enrollment IDI20251201001561
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 Reassignment

Medicare enrollment records show Diana Hernandez reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Cook County
General Acute Care Hospital
15900 SOUTH CICERO AVENUE
Oak Forest, IL 60452
  • Reassigned Medicare billing, Illinois enrollment
  • 1,047 clinicians in this Medicare group
NPI 1023228731 (708) 633-3400

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 60630 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.

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 Diana Hernandez's NPI number?

The NPI number for Diana Hernandez is 1497569628. It was assigned to this individual provider in the NPPES registry on February 6, 2025.

Where is Diana Hernandez located?

Diana Hernandez practices at 4803 N Milwaukee Ave Suite B Unit #304, Chicago, IL 60630. The listed phone number is (773) 270-1187.

What is Diana Hernandez's specialty?

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

Is Diana Hernandez enrolled in Medicare?

Yes. Diana Hernandez is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Diana Hernandez's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Diana Hernandez reassigns Medicare benefits to Cook County (Oak Forest, IL). The 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 Diana Hernandez's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Diana Hernandez was last updated on February 6, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.