Rayan Kteish, MD

Primary specialty

Pediatrics PhysicianTaxonomy code 208000000X

License

328229 Issued in NY

Practice address

500 Commack Rd Ste 104
Commack, NY 11725-5020

Phone

(631) 444-5437

NPI assigned

Apr 19, 2021

Sex

Female

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 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

Specialty

Pediatric Medicine

Education

Other, 2019

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

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.

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

  • Pediatrics Physician
  • Stony Brook, NY
  • NPI 1083660575
  Medicare reassignment NPD
• Neurology Associates of Stony Brook, University Faculty Practice Corpo

  • Neurology Physician
  • Stony Brook, NY
  • NPI 1699720888
  NPD (past)

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

{
    "created_epoch": "1618790400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1758931200000",
    "number": "1144801366",
    "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",
            "telephone_number": "631-444-0650"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "500 COMMACK RD STE 104",
            "city": "COMMACK",
            "state": "NY",
            "postal_code": "117255020",
            "telephone_number": "631-444-5437"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KTEISH",
        "first_name": "RAYAN",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2021-04-19",
        "last_updated": "2025-09-27",
        "certification_date": "2025-09-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "NY",
            "license": "328229",
            "primary": true
        },
        {
            "code": "2080S0012X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Sleep Medicine",
            "state": "NY",
            "license": "328229",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Barbara Allison Kressel, CCCSLP
• Stuart Krieger, O.D.
• Caitlin Krohmer
• Barbara Kruger, PH.D.
• Keri Anne Krzemienski, MS CCC SLP
• Kathleen Bradley Kupferman, N.P.
• Jennifer Kupka, M.S., CCC-SLP
• Serena Kuriakose, PHARMD
• L & R Optical, Inc
• Christina Labarbera

• Pediatrics Physician in Commack, NY
• Providers in Commack, 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 Sep 27, 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.
• 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.