Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Diana V Hennessy, MD

Individual provider Internal Medicine Physician · NPI 1275852618

Dr. Diana V Hennessy, MD is an Internal Medicine in Columbus, Ohio. Graduated from University of Louisville School of Medicine in 2010, 16 years ago. Practices with Central Ohio Primary Care Physicians, Inc, a 487-clinician group and accepts Medicare assignment. Licensed in Ohio.

Years since qualifying
16
Trained at
University of Louisville School of Medicine
Licensed in
OH
In the registry since
2010
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

3555 Olentangy River Rd Ste 1080
Columbus, OH 43214-3984
Phone: (614) 268-8164
Fax: (614) 268-8406
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 35.121010 (OH)

Record details

NPI number1275852618
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 25, 2010
Last updated in NPPESJuly 15, 2021
Certification dateJuly 15, 2021

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF LOUISVILLE SCHOOL OF MEDICINE
Graduated 2010 (16 years in practice)
Group practice Central Ohio Primary Care Physicians, Inc. — 487 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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