Brett Ryan Zelencik, LCPC, LPC, LMHC

Primary specialty

CounselorTaxonomy code 101Y00000X

License

180012749 Issued in IL

Practice address

6033 N Sheridan Rd Ste S5
Chicago, IL 60660-3013

Phone

(708) 648-2738

NPI assigned

Aug 31, 2016

Sex

Male

Sole proprietor

Yes

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 5

Addresses

Medicare fee-for-service enrollment

Enrolled in IL

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: No
• Power mobility devices: No
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Mental Health Counselor

Education

Other, 2016

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Brightside Medical PAGroup PAC ID 3678948809, 92 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

Locations

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

• Brightside Medical, P.a.

  • Psychiatry Physician
  • San Francisco, CA
  • NPI 1609335660

  IL

  Medicare reassignment Care Compare group NPD

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1472601600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1776211200000",
    "number": "1235685983",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6033 N SHERIDAN RD STE S5",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606603013",
            "telephone_number": "708-648-2738"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "6033 N SHERIDAN RD STE S5",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606603013",
            "telephone_number": "708-648-2738"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ZELENCIK",
        "first_name": "BRETT",
        "middle_name": "RYAN",
        "name_prefix": "Mr.",
        "credential": "LCPC, LPC, LMHC",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2016-08-31",
        "last_updated": "2026-04-15",
        "certification_date": "2026-04-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101Y00000X",
            "taxonomy_group": "",
            "desc": "Counselor",
            "state": "IL",
            "license": "180012749",
            "primary": true
        },
        {
            "code": "101YP2500X",
            "taxonomy_group": "",
            "desc": "Counselor, Professional",
            "state": "FL",
            "license": "TPMC2322",
            "primary": false
        },
        {
            "code": "101YP2500X",
            "taxonomy_group": "",
            "desc": "Counselor, Professional",
            "state": "IN",
            "license": "39003854A",
            "primary": false
        },
        {
            "code": "101YP2500X",
            "taxonomy_group": "",
            "desc": "Counselor, Professional",
            "state": "IL",
            "license": "180012749",
            "primary": false
        },
        {
            "code": "101YP2500X",
            "taxonomy_group": "",
            "desc": "Counselor, Professional",
            "state": "WI",
            "license": "6852-25",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Susan K. Zelazo-Smith, D.D.S.
• Peter Zeldow, PHD
• Tiffany Zelek, LCSW
• Amber Zelem
• Marta Zelena, PA-C
• Kaylee Nicole Zelenika, MD
• Zoe Zelensky, PT, DPT
• Brittany Zelikoff, RD
• Ronald Zelikow, DDS
• Viktoriya Zelikson, MD

• Counselor in Chicago, IL
• Providers in Chicago, IL by specialty
• Counselor in Illinois

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 15, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.