Douglas Rudolph Farrell

Primary specialty

Nephrology PhysicianTaxonomy code 207RN0300X

License

317547 Issued in NY

Practice address

5 E 98TH St FL 12
New York, NY 10029-6501

Phone

(212) 659-8086

NPI assigned

Apr 2, 2019

Sex

Male

Sole proprietor

Yes

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

Specialty

Nephrology

Education

Rutgers, Robert Woood Johnson Medical School, 2019

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Icahn School of Medicine at Mount SinaiGroup PAC ID 2264691070, 2,809 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Mount Sinai Hospital Hospital, New York, NY, CCN 330024

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Networks

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

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.

• Icahn School of Medicine at Mount Sinai

  • Transplant Surgery Physician
  • New York, NY
  • NPI 1588937064
  Medicare reassignment Care Compare group NPD
• Icahn School of Medicine at Mount Sinai

  • Eyewear Supplier
  • New York, NY
  • NPI 1760227466
  NPD
• Mount Sinai Hospital

  • General Acute Care Hospital
  • New York, NY
  • NPI 1932103413
  NPD (past)

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

• Mount Sinai Hospital

  • Clinical Medical Laboratory
  • New York, NY
  • NPI 1033206362

  Hospital

  Care Compare affiliation
• Mount Sinai Hospital

  • General Acute Care Hospital
  • Long Island City, NY
  • NPI 1245248939
  Care Compare affiliation
• Mount Sinai Hospital

  • Rehabilitation Hospital
  • New York, NY
  • NPI 1669440327
  Care Compare affiliation
• Mount Sinai Hospital

  • General Acute Care Hospital
  • New York, NY
  • NPI 1932103413
  Care Compare affiliation
• Mount Sinai Hospital Pharmacy

  • General Acute Care Hospital
  • New York, NY
  • NPI 1225295512
  Care Compare affiliation
• Mount Sinai Hospital-Ambulance

  • Ambulance
  • New York, NY
  • NPI 1568601342

  Hospital

  Care Compare affiliation

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

{
    "created_epoch": "1554163200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1758585600000",
    "number": "1184186934",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5 E 98TH ST FL 12",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100296501",
            "telephone_number": "212-659-8086"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5 E 98TH ST FL 12",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100296501",
            "telephone_number": "212-659-8086"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "FARRELL",
        "first_name": "DOUGLAS",
        "middle_name": "RUDOLPH",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2019-04-02",
        "last_updated": "2025-09-23",
        "certification_date": "2025-09-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RN0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Nephrology",
            "state": "NY",
            "license": "317547",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Alexander Farrell, DO
• Alexandra Morgan Farrell, NP
• Brittani Farrell, MS CF-SLP, MM
• Daniel Farrell, M.D.
• Darcie C. Farrell, NP
• Felecia Farrell
• Kelly S Farrell
• Kerri Christine Farrell, PA
• Kristen Farrell, OTR/L
• Lamar Marlon Farrell

• Nephrology Physician in New York, NY
• Providers in New York, NY by specialty
• Nephrology Physician in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 23, 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.