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

John V Onestinghel III, MD

Individual provider Internal Medicine Physician · NPI 1154379220

John V Onestinghel III, MD is a Hospitalist in Parkersburg, West Virginia. Graduated from West Virginia University School of Medicine in 1990, 36 years ago. Practices with Camden-Clark Physician Corporation, a 346-clinician group and accepts Medicare assignment. Licensed in West Virginia.

Years since qualifying
36
Trained at
West Virginia University School of Medicine
Licensed in
WV
In the registry since
2006
Specialties on file
2
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

1907 Ann St
Parkersburg, WV 26101-2504
Phone: (304) 424-4205
Fax: (304) 424-4485
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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 17664 (WV)
Pediatrics Physician Taxonomy 208000000X · Licence 17664 (WV)

Record details

NPI number1154379220
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 4, 2006
Last updated in NPPESApril 20, 2022
Certification dateApril 20, 2022

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Also practisesINTERNAL MEDICINE, PEDIATRIC MEDICINE
Medical schoolWEST VIRGINIA UNIVERSITY SCHOOL OF MEDICINE
Graduated 1990 (36 years in practice)
Group practice Camden-Clark Physician Corporation — 346 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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