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LUIS R. DIAZ MA, LCPC
NPI 1386040939
Counselor - Professional in Chicago, IL

Active since November 10, 2014PECOS Enrolled
303 E WACKER DR STE 1130, CHICAGO, IL 60601(312) 600-3935 Get Directions Write a Review

NPPES record last updated: July 9, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Luis R. Diaz Ma, Lcpc NPPES

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

LUIS R. DIAZ MA, LCPC (NPI 1386040939) is an individual professional provider in Chicago, Illinois, licensed in Illinois (178.009609) and active in the NPI registry since November 2014. He is enrolled in Medicare PECOS and maintains a secondary practice location in Chicago.

NPPES Registry Identity

NPI1386040939
Entity TypeIndividualMale
Primary Taxonomy101YP2500X
Provider Legal NameLUIS R. DIAZCredential: MA, LCPC
Location Address303 E WACKER DR STE 1130Chicago, IL 60601-5227
Mailing Address303 E Wacker Dr Ste 1130Chicago, IL 60601-5227 · (312) 600-3935
Phone(312) 600-3935
Sole ProprietorYes
Enumeration DateNovember 10, 2014
Last NPPES UpdateJuly 9, 2024
NPPES CertifiedJuly 9, 2024
✔ NPI 1386040939 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · ProfessionalBehavioral Health & Social Service Providers
Taxonomy Code101YP2500X
License✔ Licensed in IL · 178.009609
303 E WACKER DR STE 1130, Chicago, IL 60601
Open in Google Maps ↗

Secondary Practice Location 1

Location 13166 N Lincoln Ave, Ste 224Chicago, IL 60657-3133 · Phone (773) 622-6218 · Fax (773) 622-7440

Accepted Insurance

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Luis R. Diaz Ma, Lcpc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Luis Diaz reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Resilience Psychological Services, PC
Same address
Adult Mental Health
303 E WACKER DR STE 1130
Chicago, IL 60601
  • Reassigned Medicare billing, Illinois enrollment
  • 7 clinicians in this Medicare group
NPI 1629443536 (708) 567-4950

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

Other Providers at the Same Location NPPES 20

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

YVETTE SIERRA-VIGNAU LSW
Social Worker
303 E WACKER DR STE 1130
CHICAGO, IL 60601
Cook County (407) 619-8674
RUTI SARIS GREENFIELD LPC
Counselor (Mental Health)
303 E WACKER DR STE 1130
CHICAGO, IL 60601
Cook County (312) 934-7701
NAOMI SUGUNASINGHA
Psychologist (Clinical)
303 E WACKER DR STE 1130
CHICAGO, IL 60601
Cook County (312) 600-3935
AIXA DONES MA
Counselor (Professional)
303 E WACKER DR STE 1130
CHICAGO, IL 60601
Cook County (312) 600-3935
CLARE COLETTE THOELE MSW, LSW
Social Worker
303 E WACKER DR STE 1130
CHICAGO, IL 60601
Cook County (312) 934-7701
JOSHUA TERRY
Counselor (Mental Health)
303 E WACKER DR STE 1130
CHICAGO, IL 60601
Cook County (773) 718-3993
DILLE PSYCHOLOGICAL SERVICES PLLC
Psychologist
303 E WACKER DR STE 1130
CHICAGO, IL 60601
Cook County (773) 234-7719
LILIANA RAMOS
Counselor (Mental Health)
303 E WACKER DR STE 1130
CHICAGO, IL 60601
Cook County (312) 600-3935

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 Luis Diaz's NPI number?

The NPI number for Luis Diaz is 1386040939. It was assigned to this individual provider in the NPPES registry on November 10, 2014.

Where is Luis Diaz located?

Luis Diaz practices at 303 E Wacker Dr Ste 1130, Chicago, IL 60601. The listed phone number is (312) 600-3935.

What is Luis Diaz's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Professional, with taxonomy code 101YP2500X.

Is Luis Diaz enrolled in Medicare?

Yes. Luis Diaz is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Luis Diaz's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Luis Diaz reassigns Medicare benefits to Resilience Psychological Services, PC (Chicago, 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 Luis Diaz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Luis Diaz accept?

Health plans from Oscar Health and UnitedHealthcare list Luis Diaz 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 Luis Diaz was last updated on July 9, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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.