Daniel Gryzlo, MD

Primary specialty

Gastroenterology PhysicianTaxonomy code 207RG0100X

License

MT236672 Issued in PA

Practice address

2160 S 1St Ave
Maywood, IL 60153-3328

Phone

(888) 584-7888

NPI assigned

Sep 12, 2018

Sex

Male

Sole proprietor

No

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

Specialties & licenses 3

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

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: dgryzlo162403@direct.luhs.org

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.

• Loyola University Medical Center

  • General Acute Care Hospital
  • Maywood, IL
  • NPI 1376521575
  NPD

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

{
    "created_epoch": "1536710400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1779235200000",
    "number": "1346723616",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3401 N BROAD ST",
            "city": "PHILADELPHIA",
            "state": "PA",
            "postal_code": "191405189",
            "telephone_number": "215-707-1800"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2160 S 1ST AVE",
            "city": "MAYWOOD",
            "state": "IL",
            "postal_code": "601533328",
            "telephone_number": "888-584-7888"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3509 N Broad St",
            "address_purpose": "LOCATION",
            "city": "Philadelphia",
            "state": "PA",
            "postal_code": "191404105",
            "country_code": "US",
            "telephone_number": "215-707-1800",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "GRYZLO",
        "first_name": "DANIEL",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2018-09-12",
        "last_updated": "2026-05-20",
        "certification_date": "2026-05-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "PA",
            "license": "MT236672",
            "primary": true
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IL",
            "license": "125.080399",
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Natalia Agnieszka Grudzien, MD
• Leah Gruen, MD
• Gregory Gruener, MD
• Katherine Grunzweig, MD
• Allisonn Elizabeth Grupski, PHD
• Taj Gubatanga, CRNA
• Cynthia Gunsteen, RN
• Amit Gupta, M.D.
• Gopal N. Gupta, MD
• Rachit Gupta, MD

• Gastroenterology Physician in Maywood, IL
• Providers in Maywood, IL by specialty
• Gastroenterology Physician in Illinois

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 20, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.