Andrew O'Halloran, MD
NPI 1740713775 · Physical Medicine & Rehabilitation Physician · Winchester, VA
Enrolled with Medicare as Practitioner - Physical Medicine and Rehabilitation · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Andrew O'Halloran, MD is a Physical Medicine & Rehabilitation Physician provider in Winchester, VA (NPI 1740713775).
Provider details
- NPI number
- 1740713775
- Entity type
- Individual
- Primary specialty
- Physical Medicine & Rehabilitation PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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
- 2017-04-06
- Last updated
- 2025-06-30
- Certified
- 2025-06-30
Frequently asked questions
- What is Andrew O'Halloran's NPI number?
- Andrew O'Halloran's National Provider Identifier (NPI) is 1740713775, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andrew O'Halloran's specialty?
- Andrew O'Halloran is listed in the NPPES registry with a primary specialty of Physical Medicine & Rehabilitation Physician (Allopathic & Osteopathic Physicians).
- Where is Andrew O'Halloran located?
- Andrew O'Halloran's practice location on file with NPPES is 333 W Cork St Unit 230, Winchester, VA 22601-3871.
- What is Andrew O'Halloran's phone number?
- The practice phone number listed in the NPPES registry for Andrew O'Halloran is (540) 536-1120.
- Does Andrew O'Halloran accept Medicare?
- Andrew O'Halloran is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Andrew O'Halloran's NPI active?
- Yes — Andrew O'Halloran's NPI (1740713775) is active in the NPPES registry as of the last update on 2025-06-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.