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ACCESS BEHAVIORAL SERVICES
NPI 1023434917
Clinic/Center - Rehabilitation, Substance Use Disorder in Chicago, IL

Active since March 15, 2014
3948 W 26TH ST, SUITE 114, CHICAGO, IL 60623(773) 522-5460(773) 522-5465 Get Directions Write a Review

NPPES record last updated: March 15, 2014. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Access Behavioral Services NPPES

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

ACCESS BEHAVIORAL SERVICES (NPI 1023434917) is a healthcare organization registered as a rehabilitation, substance use disorder in Chicago, Illinois and active in the NPI registry since March 2014. The organization lists Ernestina Ontiveros, President/ceo, as its authorized official.

NPPES Registry Identity

NPI1023434917
Entity TypeOrganization
Primary Taxonomy261QR0405X
Legal Business NameACCESS BEHAVIORAL SERVICES
Location Address3948 W 26TH ST, SUITE 114Chicago, IL 60623-3738
Mailing Address3948 W 26th St, Suite 114Chicago, IL 60623-3738 · (773) 522-5460 · Fax (773) 522-5465
Phone(773) 522-5460
Fax(773) 522-5465
Organization SubpartNo
Authorized OfficialErnestina OntiverosPresident/ceo · (773) 522-5460
Enumeration DateMarch 15, 2014
✔ NPI 1023434917 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyClinic/Center · Rehabilitation, Substance Use DisorderAmbulatory Health Care Facilities
Taxonomy Code261QR0405X
License✔ Licensed in IL · A-8712-0001-A
Also ListedCommunity/Behavioral HealthTaxonomy 251S00000X · License A-8712-0001-A (IL)
3948 W 26TH ST, Chicago, IL 60623
Open in Google Maps ↗

Other Identifiers 1

OtherA-8712-0001-AIL · State License

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.

DR. VICKEN ICHKHAN D.D.S.
Dentist (General Practice)
3948 W 26TH ST, SUITE 101
CHICAGO, IL 60623
Cook County (773) 521-1190
PERLA DENTAL 26TH STREET LLC
Dentist (General Practice)
3948 W 26TH ST, STE 101
CHICAGO, IL 60623
Cook County (773) 521-1190
DR. JENNIFER STEPHANIE LEE D.D.S.
Dentist
3948 W 26TH ST, SUITE 101
CHICAGO, IL 60623
Cook County (773) 521-1190
VISTA EYE CENTER
Optometrist
3948 W 26TH ST
CHICAGO, IL 60623
Cook County (773) 542-2020
BRADFORD NEWTON OD
Optometrist
3948 W 26TH ST, STE 102
CHICAGO, IL 60623
Cook County (773) 542-2020
ERIKSON INSTITUTE
Clinic/Center (Mental Health (Including Community Mental Health Center))
3948 W 26TH ST
CHICAGO, IL 60623
Cook County (312) 893-7119
PAUL BARREDA
Technician/Technologist (Optician)
3948 W 26TH ST, SUITE 102
CHICAGO, IL 60623
Cook County (773) 542-2020

Frequently Asked Questions

What is ACCESS BEHAVIORAL SERVICES's NPI number?

The NPI number assigned to this healthcare provider is 1023434917, enumerated as an "organization" on March 15, 2014.

Where is the provider located?

The provider is located at 3948 W 26TH ST SUITE 114 CHICAGO, IL 60623 and the phone number is (773) 522-5460.

What is the provider's specialty?

Clinic/Center with taxonomy code 261QR0405X and a focus in Rehabilitation, Substance Use Disorder.

What insurance does ACCESS BEHAVIORAL SERVICES accept?

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.