Olivia Halloran, RYT 200
NPI 1699565226 · Mental Health Counselor · Newport Beach, CA
Olivia Halloran, RYT 200 is a Mental Health Counselor provider in Newport Beach, CA (NPI 1699565226).
Provider details
- NPI number
- 1699565226
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- RYT 200
- Sex
- Female
- Sole proprietor
- Yes
- License
- 451177 (CA)
Specialties & taxonomies
Behavioral Health & Social Service 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
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
- 2025-05-07
- Last updated
- 2025-05-07
- Certified
- 2025-05-07
Frequently asked questions
- What is Olivia Halloran's NPI number?
- Olivia Halloran's National Provider Identifier (NPI) is 1699565226, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Olivia Halloran's specialty?
- Olivia Halloran is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Olivia Halloran located?
- Olivia Halloran's practice location on file with NPPES is 307 Placentia Ave, Newport Beach, CA 92663-3310.
- What is Olivia Halloran's phone number?
- The practice phone number listed in the NPPES registry for Olivia Halloran is (949) 393-2240.
- Is Olivia Halloran's NPI active?
- Yes — Olivia Halloran's NPI (1699565226) is active in the NPPES registry as of the last update on 2025-05-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.