Ryan Duffy, MD

Primary specialty

Hospitalist PhysicianTaxonomy code 208M00000X

License

2022-01640 Issued in NC

Practice address

2301 Erwin Rd
Durham, NC 27705-4699

Phone

(919) 684-8111

NPI assigned

Apr 3, 2019

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 NC

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

Internal Medicine

Education

Virginia Tech Carilion School of Medicine, 2019

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Duke University Health System, IncGroup PAC ID 2567372345, 1,083 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Duke Regional Hospital Hospital, Durham, NC, CCN 340155

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: rduffy426644@direct.medicine.duke.edu

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.

• Duke University Health System, Inc.

  dba Durham Regional Hospital

  • Internal Medicine Physician
  • Durham, NC
  • NPI 1376574798
  Medicare reassignment Care Compare group NPD
• Duke University Health System, Inc.

  dba Duke Home Infusion

  • Parenteral & Enteral Nutrition Supplies (DME)
  • Durham, NC
  • NPI 1427187525
  NPD

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

• Duke University Health System Inc

  dba Durham Regional Hospital

  • Clinical Medical Laboratory
  • Durham, NC
  • NPI 1689656480

  Hospital

  Care Compare affiliation
• Duke University Health System, Inc.

  dba Durham Regional Hospital

  • General Acute Care Hospital
  • Durham, NC
  • NPI 1871592113
  Care Compare affiliation

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

{
    "created_epoch": "1554249600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1740355200000",
    "number": "1821550302",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "508 FULTON ST",
            "city": "DURHAM",
            "state": "NC",
            "postal_code": "277053875",
            "telephone_number": "919-862-0411"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2301 ERWIN RD",
            "city": "DURHAM",
            "state": "NC",
            "postal_code": "277054699",
            "telephone_number": "919-684-8111"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DUFFY",
        "first_name": "RYAN",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-04-03",
        "last_updated": "2025-02-24",
        "certification_date": "2025-02-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NC",
            "license": "2022-01640",
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "NC",
            "license": "2022-01640",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Amanda Duff, LPN
• Erin Leigh Duff, NP
• Julia Ann Duffin, PA
• Colleen Margaret Duffy, PH.D.
• Jill E. Duffy, P.A.
• Stella Duffy
• Jack Dufton, MD
• Laura Virginia Duggan, M.D.
• Jesukede Tryphene Dugger, LCMHC
• Lori Ellen Duhart, NCC, LPC

• Hospitalist Physician in Durham, NC
• Providers in Durham, NC by specialty
• Hospitalist Physician in North Carolina

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 24, 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.