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

John Francis Oneill Jr., MD

Individual provider Dermatology Physician · NPI 1184635575

John Francis Oneill Jr., MD is a Dermatology in Bethesda, Maryland. Graduated from Georgetown University School of Medicine in 1982, 44 years ago. Practices with Anne Arundel Dermatology PA, a 127-clinician group and accepts Medicare assignment. Licensed in Maryland.

Years since qualifying
44
Trained at
Georgetown University School of Medicine
Licensed in
MD
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

6410 Rockledge Dr Ste 402
Bethesda, MD 20817
Phone: (301) 530-4800
Fax: (301) 530-1847
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dermatology Physician (primary) Taxonomy 207N00000X · Licence D32648 (MD)

Record details

NPI number1184635575
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 10, 2006
Last updated in NPPESMarch 27, 2008

Medicare enrollment

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

Medicare specialtyDERMATOLOGY
Medical schoolGEORGETOWN UNIVERSITY SCHOOL OF MEDICINE
Graduated 1982 (44 years in practice)
Group practice Anne Arundel Dermatology Pa — 127 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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