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

Dr. David Earl McMahon, MD

Individual provider Internal Medicine Physician · NPI 1033174339

Dr. David Earl McMahon, MD is an Internal Medicine in Grove City, Ohio. Graduated from University of Chicago, Pritzker School of Medicine in 1978, 48 years ago. Practices with Ohiohealth Corporation, a 2,289-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Ohio.

Years since qualifying
48
Trained at
University of Chicago, Pritzker School of Medicine
Licensed in
OH
In the registry since
2006
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

4191 Kelnor Dr Ste 300
Grove City, OH 43123-3990
Phone: (614) 875-6349
Fax: (614) 875-3633
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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 35063725 (OH)

Record details

NPI number1033174339
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 19, 2006
Last updated in NPPESSeptember 30, 2025
Certification dateSeptember 30, 2025
Mailing addressPo Box 7527, Dublin, OH 43017-0727

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF CHICAGO, PRITZKER SCHOOL OF MEDICINE
Graduated 1978 (48 years in practice)
Group practice Ohiohealth Corporation — 2289 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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