Mikayla O'Brien, PA
NPI 1053116434 · Physician Assistant · New York, NY
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mikayla O'Brien, PA is a Physician Assistant provider in New York, NY (NPI 1053116434).
Provider details
- NPI number
- 1053116434
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- Yes
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
1 yr in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
3 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 (2)
- 2 Overhill RdScarsdale, NY 10583-5323Phone: (914) 725-6970
- 1600 Stewart AveWestbury, NY 11590-6696Phone: (516) 243-8506
Registry dates
- Enumerated
- 2025-02-18
- Last updated
- 2025-02-18
- Certified
- 2025-02-18
Frequently asked questions
- What is Mikayla O'Brien's NPI number?
- Mikayla O'Brien's National Provider Identifier (NPI) is 1053116434, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mikayla O'Brien's specialty?
- Mikayla O'Brien is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mikayla O'Brien located?
- Mikayla O'Brien's practice location on file with NPPES is 159 E 74th St, New York, NY 10021-3235.
- What is Mikayla O'Brien's phone number?
- The practice phone number listed in the NPPES registry for Mikayla O'Brien is (212) 737-3301.
- Does Mikayla O'Brien accept Medicare?
- Mikayla O'Brien is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mikayla O'Brien's NPI active?
- Yes — Mikayla O'Brien's NPI (1053116434) is active in the NPPES registry as of the last update on 2025-02-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.