Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.
NPIDirectory

Ryan Duffy, MD

Individual provider Internal Medicine Physician · NPI 1821550302

Ryan Duffy, MD practises Internal Medicine in Durham, North Carolina. Graduated from Virginia Tech Carilion School of Medicine in 2019, 7 years ago. Practices with Duke University Health System, Inc, a 1,082-clinician group and accepts Medicare assignment. Licensed in North Carolina.

Years since qualifying
7
Trained at
Virginia Tech Carilion School of Medicine
Licensed in
NC
In the registry since
2019
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

2301 Erwin Rd
Durham, NC 27705-4699
Phone: (919) 684-8111
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 2022-01640 (NC)
Internal Medicine Physician Taxonomy 207R00000X · Licence 2022-01640 (NC)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1821550302
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 3, 2019
Last updated in NPPESFebruary 24, 2025
Certification dateFebruary 24, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolVIRGINIA TECH CARILION SCHOOL OF MEDICINE
Graduated 2019 (7 years in practice)
Group practice Duke University Health System, Inc — 1082 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Practises at

Facilities the CMS Facility Affiliation file lists for this clinician.

  • Duke Regional Hospital Hospital · Durham, NC

Colleagues at Duke University Health System, Inc

Clinicians the CMS Doctors & Clinicians file lists under the same group practice. CMS counts 1082 clinicians in the practice; 12 are shown here.

Other providers in Durham