Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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David L. Duff, MD

Individual provider Family Medicine Physician · NPI 1588669642

David L. Duff, MD is an Emergency Medicine in London, Ohio. Graduated from Ohio State University College of Medicine in 1997, 29 years ago. Practices with Ohio Emergency Professionals Inc, a 6-clinician group and accepts Medicare assignment. Licensed in Ohio.

Years since qualifying
29
Trained at
Ohio State University College of Medicine
Licensed in
OH
In the registry since
2005
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

210 N Main St
London, OH 43140-1115
Phone: (740) 845-7333
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 35078018 (OH)

Record details

NPI number1588669642
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 16, 2005
Last updated in NPPESJune 24, 2013
Mailing address5675 Hathaway Ct, Dublin, OH 43016-6725

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolOHIO STATE UNIVERSITY COLLEGE OF MEDICINE
Graduated 1997 (29 years in practice)
Group practice Ohio Emergency Professionals Inc — 6 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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