Nelson Ross Gruszczynski, MD

Primary specialty

Otolaryngology PhysicianTaxonomy code 207Y00000X

License

ME172328 Issued in FL

Practice address

4700 Sheridan St Ste K
Hollywood, FL 33021-3416

Phone

(954) 966-7000

Fax

(954) 966-7095

NPI assigned

Apr 9, 2020

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Enrolled in FL

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

Specialty

Otolaryngology

Education

Other, 2020

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Florida ENT Associates IncGroup PAC ID 4587556923, 156 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Boca Raton Regional Hospital Hospital, Boca Raton, FL, CCN 100168

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

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.

• Florida ENT Associates, Inc.

  • Otolaryngology Physician
  • West Miami, FL
  • NPI 1184625733
  Medicare reassignment Care Compare group NPD

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Boca Raton Regional Hospital, Inc.

  • General Acute Care Hospital
  • Boca Raton, FL
  • NPI 1902826779
  Care Compare affiliation

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

{
    "created_epoch": "1586390400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785974400000",
    "number": "1639798762",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "15280 NW 79TH CT STE 200",
            "city": "MIAMI LAKES",
            "state": "FL",
            "postal_code": "330165873",
            "telephone_number": "305-558-3724"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4700 SHERIDAN ST STE K",
            "city": "HOLLYWOOD",
            "state": "FL",
            "postal_code": "330213416",
            "telephone_number": "954-966-7000",
            "fax_number": "954-966-7095"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GRUSZCZYNSKI",
        "first_name": "NELSON",
        "middle_name": "ROSS",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2020-04-09",
        "last_updated": "2026-08-06",
        "certification_date": "2026-08-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207Y00000X",
            "taxonomy_group": "",
            "desc": "Otolaryngology",
            "state": "FL",
            "license": "ME172328",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Eileen Nancy Grove, LCSW
• Norman Ralph Grover, MD
• Growing Smiles ABA Services Inc
• Kenneth Arnott Gruenfeld, PSY.D.
• Tzvetanka Gruev, P.T.
• Anastasiia Grybova, APRN
• GTC Healthcare Services
• Maria Guasone
• Yenisei Guerra Correa
• Jose Guerra Hechavarria

• Otolaryngology Physician in Hollywood, FL
• Providers in Hollywood, FL by specialty
• Otolaryngology Physician in Florida

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 6, 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.