Keith T Downing, M.D.

Primary specialty

Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) PhysicianTaxonomy code 207VF0040X

License

247242-01 Issued in NY

Practice address

661 Deer Park Ave
Babylon, NY 11702-1300

Phone

(631) 376-3880

NPI assigned

Jul 15, 2006

Last updated

Mar 18, 2026By the provider in NPPES

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 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

Obstetrics/Gynecology

Education

University of Rochester School of Medicine and Dentistry, 2002

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

CHS Physician Partners PCGroup PAC ID 7618955667, 739 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Good Samaritan Hospital Medical Center Hospital, West Islip, NY, CCN 330286

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Networks

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

Interoperability endpoints

• Direct secure messaging: kdowning110384@direct-chsli.net

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.

• CHS Physician Partners, PC

  dba Cardiac Interventional Group

  • Interventional Cardiology Physician
  • Fresh Meadows, NY
  • NPI 1407089345
  Medicare reassignment Care Compare group NPD
• Montefiore Medical Center

  • Anesthesiology Physician
  • Bronx, NY
  • NPI 1063525152

  Obstetrics & Gynecology

  Medicare reassignment NPD
• CHS Physician Partners, P.C

  • Cardiovascular Disease Physician
  • Roslyn, NY
  • NPI 1164585725
  NPD
• Montefiore Medical Center

  dba Montefiore Community Pharmacy @ CHAM

  • Community/Retail Pharmacy
  • Bronx, NY
  • NPI 1194183715
  NPD

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

• Good Samaritan Hospital Medical Center

  • General Acute Care Hospital
  • West Islip, NY
  • NPI 1902865355
  Care Compare affiliation

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

{
    "created_epoch": "1152921600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1773792000000",
    "number": "1447277801",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "263 W 123RD ST APT 3",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100278122",
            "telephone_number": "585-802-0202"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "661 DEER PARK AVE",
            "city": "BABYLON",
            "state": "NY",
            "postal_code": "117021300",
            "telephone_number": "631-376-3880"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2000 N Village Ave Ste 204",
            "address_purpose": "LOCATION",
            "city": "Rockville Centre",
            "state": "NY",
            "postal_code": "115701001",
            "country_code": "US",
            "telephone_number": "631-376-3880",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "DOWNING",
        "first_name": "KEITH",
        "middle_name": "T",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-07-15",
        "last_updated": "2026-03-18",
        "certification_date": "2026-03-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207V00000X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology",
            "state": "MA",
            "license": "229633",
            "primary": false
        },
        {
            "code": "207V00000X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology",
            "state": "NY",
            "license": "247242",
            "primary": false
        },
        {
            "code": "207VF0040X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology, Urogynecology and Reconstructive Pelvic Surgery",
            "state": "NY",
            "license": "247242-01",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Omar Domenech
• Marc Domingo, PTA
• Yesli Sarai Dominguez
• Carly Michelle Donohue, PA-C
• Elizabeth Donovan, LPN
• Dr Bruce a Zappia DPM
• Dr Douglas a Keller DMD PC
• Dr. Douglas a. Keller,D.M.D., P.C.
• Sarita Duchatelier, MD
• Sharda Dunne, MA,CCC-SLP

• Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician in Babylon, NY
• Providers in Babylon, NY by specialty
• Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 18, 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.