Merissa Ann Rzonca, MD

Primary specialty

Pediatrics PhysicianTaxonomy code 208000000X

License

255077 Issued in NY

Practice address

100 Nicolls Rd
Stony Brook, NY 11794-0989

Phone

(631) 444-0650

NPI assigned

Sep 11, 2009

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in NY

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

Networks

• Healthfirst Medicare Network H3359
• Healthfirst Medicare Network H1722
• Healthfirst Medicare Network H9678
• Healthfirst Medicare Network H5989

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

• Stony Brook Children's Service, University Faculty Practice Corporatio

  • Pediatrics Physician
  • Stony Brook, NY
  • NPI 1083660575
  Medicare reassignment NPD
• PM Pediatrics of Selden

  • Urgent Care Clinic/Center
  • Selden, NY
  • NPI 1790914042
  NPD (past)
• University Hospital at Stony Brook

  • General Acute Care Hospital
  • Stony Brook, NY
  • NPI 1972523348
  NPD (past)
• Night Lite Pediatric Center, LLC

  • Pediatrics Physician
  • Apopka, FL
  • NPI 1407974579
  NPD (past)

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

{
    "created_epoch": "1252627200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1721865600000",
    "number": "1366775181",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 1559",
            "city": "STONY BROOK",
            "state": "NY",
            "postal_code": "117900989"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "100 NICOLLS RD",
            "city": "STONY BROOK",
            "state": "NY",
            "postal_code": "117940989",
            "telephone_number": "631-444-0650"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "RZONCA",
        "first_name": "MERISSA",
        "middle_name": "ANN",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2009-09-11",
        "last_updated": "2024-07-25",
        "certification_date": "2024-07-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "NY",
            "license": "255077",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Julia Ryan, MD
• Maria Emanuel Ryan, DDS, PHD
• Patrick Ryan, MD
• Samuel Ryu, M.D.
• Yekaterina Ryzova-Vaysman, MD
• Whitney Saarem, DMD
• Carla Sabbatini
• Joseph Sacco
• Karina Sachdev, MD
• Mihai Sadean, M.D.

• Pediatrics Physician in Stony Brook, NY
• Providers in Stony Brook, NY by specialty
• Pediatrics Physician in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 25, 2024; 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.