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

Diana L O'Neil

Individual provider Physician Assistant · NPI 1851718639

Diana L O'Neil is a Physician Assistant in Concord, New Hampshire. Qualified in 2013, 13 years ago. Practices with Concord Hospital Inc, a 569-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Massachusetts and New Hampshire.

Years since qualifying
13
Licensed in
MA, NH
In the registry since
2014
Specialties on file
2
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Practice location Address checks out

246 Pleasant St Bldg West
Concord, NH 03301-2548
Phone: (603) 224-6070
Fax: (603) 227-7555
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 100 McGregor St, Manchester, NH 03102-3730 — (603) 669-0413

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence 1244 (NH)
Physician Assistant Taxonomy 363A00000X · Licence PA4932 (MA)

Record details

NPI number1851718639
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedMarch 18, 2014
Last updated in NPPESOctober 7, 2024
Certification dateOctober 7, 2024

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2013 (13 years in practice)
Group practice Concord Hospital Inc — 569 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Concord