Stephanie O'Neil
NPI 1912880816 · Nurse Practitioner · Portsmouth, NH
Stephanie O'Neil is a Nurse Practitioner provider in Portsmouth, NH (NPI 1912880816).
Provider details
- NPI number
- 1912880816
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 083803-23 (NH)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2025-07-28
- Last updated
- 2025-07-28
- Certified
- 2025-07-28
Frequently asked questions
- What is Stephanie O'Neil's NPI number?
- Stephanie O'Neil's National Provider Identifier (NPI) is 1912880816, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephanie O'Neil's specialty?
- Stephanie O'Neil is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Stephanie O'Neil located?
- Stephanie O'Neil's practice location on file with NPPES is 330 Borthwick Ave Ste 101, Portsmouth, NH 03801-4102.
- What is Stephanie O'Neil's phone number?
- The practice phone number listed in the NPPES registry for Stephanie O'Neil is (603) 436-7171.
- Is Stephanie O'Neil's NPI active?
- Yes — Stephanie O'Neil's NPI (1912880816) is active in the NPPES registry as of the last update on 2025-07-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.