Karen O'Brien
NPI 1164941357 · Student in an Organized Health Care Education/Training Program · New York, NY
Karen O'Brien is a Student in an Organized Health Care Education/Training Program provider in New York, NY (NPI 1164941357).
Provider details
- NPI number
- 1164941357
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2017-09-19
- Last updated
- 2022-07-21
Frequently asked questions
- What is Karen O'Brien's NPI number?
- Karen O'Brien's National Provider Identifier (NPI) is 1164941357, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen O'Brien's specialty?
- Karen O'Brien is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Karen O'Brien located?
- Karen O'Brien's practice location on file with NPPES is 250 W 57th St Ste 501, New York, NY 10107-0500.
- What is Karen O'Brien's phone number?
- The practice phone number listed in the NPPES registry for Karen O'Brien is (212) 582-1566.
- Is Karen O'Brien's NPI active?
- Yes — Karen O'Brien's NPI (1164941357) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.