Karen O'Niell
NPI 1760523096 · Anesthesiology Physician · Louisville, KY
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen O'Niell is a Anesthesiology Physician provider in Louisville, KY (NPI 1760523096).
Provider details
- NPI number
- 1760523096
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- Yes
- License
- IP941 (KY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES 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
- 2007-02-09
- Last updated
- 2007-07-08
Frequently asked questions
- What is Karen O'Niell's NPI number?
- Karen O'Niell's National Provider Identifier (NPI) is 1760523096, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen O'Niell's specialty?
- Karen O'Niell is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Karen O'Niell located?
- Karen O'Niell's practice location on file with NPPES is 530 S Jackson St, Louisville, KY 40202-1675.
- What is Karen O'Niell's phone number?
- The practice phone number listed in the NPPES registry for Karen O'Niell is (502) 562-3000.
- Does Karen O'Niell accept Medicare?
- Karen O'Niell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen O'Niell's NPI active?
- Yes — Karen O'Niell's NPI (1760523096) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.