Diego Alfonso Valenzuela III, MD

Primary specialty

Nephrology PhysicianTaxonomy code 207RN0300X

License

036.175197 Issued in IL

Practice address

5841 S. Maryland Ave.
M/C 5100
Chicago, IL 60637-1443

Phone

(773) 702-3630

Fax

(773) 753-8301

NPI assigned

Mar 28, 2022

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 4

Addresses

Medicare fee-for-service enrollment

Enrolled in IL

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

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

{
    "created_epoch": "1648425600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1748822400000",
    "number": "1609526987",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "180 HARVESTER DR STE 110",
            "city": "BURR RIDGE",
            "state": "IL",
            "postal_code": "605276686",
            "telephone_number": "773-702-1150"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5841 S. MARYLAND AVE.",
            "address_2": "M/C 5100",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606371443",
            "telephone_number": "773-702-3630",
            "fax_number": "773-753-8301"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "VALENZUELA",
        "first_name": "DIEGO",
        "middle_name": "ALFONSO",
        "name_prefix": "Dr.",
        "name_suffix": "III",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2022-03-28",
        "last_updated": "2025-06-02",
        "certification_date": "2025-06-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IL",
            "license": "1609526987",
            "primary": false
        },
        {
            "code": "207RC0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Critical Care Medicine",
            "state": "IL",
            "license": "036.175197",
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207RN0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Nephrology",
            "state": "IL",
            "license": "036.175197",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Cor Valentine
• Kamarea Trenyce Valentine
• Leonard A Valentino, M.D.
• Lindsay Valentino
• Allie Valenzuela
• Lucia Susana Valenzuela, DPT
• Rachel J Valenzuela, PTA
• Adriana Carolina Valera Reyes, MD
• Fritzie Arenas Valera, PT
• Risky Valera, OTR/L

• Nephrology Physician in Chicago, IL
• Providers in Chicago, IL by specialty
• Nephrology Physician in Illinois

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 2, 2025; 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.