Alexandra Halloran, DO
NPI 1104350578 · Pediatrics Physician · Galveston, TX
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexandra Halloran, DO is a Pediatrics Physician provider in Galveston, TX (NPI 1104350578).
Provider details
- NPI number
- 1104350578
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- T7581 (TX)
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
9 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
- 2017-04-12
- Last updated
- 2023-04-24
- Certified
- 2023-04-24
Frequently asked questions
- What is Alexandra Halloran's NPI number?
- Alexandra Halloran's National Provider Identifier (NPI) is 1104350578, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexandra Halloran's specialty?
- Alexandra Halloran is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Alexandra Halloran located?
- Alexandra Halloran's practice location on file with NPPES is 301 University Blvd, Galveston, TX 77555-1119.
- What is Alexandra Halloran's phone number?
- The practice phone number listed in the NPPES registry for Alexandra Halloran is (409) 772-3695.
- Does Alexandra Halloran accept Medicare?
- Alexandra Halloran is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexandra Halloran's NPI active?
- Yes — Alexandra Halloran's NPI (1104350578) is active in the NPPES registry as of the last update on 2023-04-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.