Stasha O'Callaghan, MD
NPI 1154812998 · Student in an Organized Health Care Education/Training Program · New York, NY
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stasha O'Callaghan, MD is a Student in an Organized Health Care Education/Training Program provider in New York, NY (NPI 1154812998).
Provider details
- NPI number
- 1154812998
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
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
2 documented practice locations
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
Additional practice locations (1)
- 462 1st AveNew York, NY 10016-9196Phone: (212) 562-4141
Registry dates
- Enumerated
- 2018-05-29
- Last updated
- 2018-07-02
Frequently asked questions
- What is Stasha O'Callaghan's NPI number?
- Stasha O'Callaghan's National Provider Identifier (NPI) is 1154812998, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stasha O'Callaghan's specialty?
- Stasha O'Callaghan 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 Stasha O'Callaghan located?
- Stasha O'Callaghan's practice location on file with NPPES is 550 1st Ave, New York, NY 10016.
- What is Stasha O'Callaghan's phone number?
- The practice phone number listed in the NPPES registry for Stasha O'Callaghan is (212) 263-5506.
- Does Stasha O'Callaghan accept Medicare?
- Stasha O'Callaghan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stasha O'Callaghan's NPI active?
- Yes — Stasha O'Callaghan's NPI (1154812998) is active in the NPPES registry as of the last update on 2018-07-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.