IndividualActive
Hayley O'Brien, M.A
NPI 1124573803 · Mental Health Counselor · Arlington, VA
Hayley O'Brien, M.A is a Mental Health Counselor provider in Arlington, VA (NPI 1124573803).
Provider details
- NPI number
- 1124573803
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- M.A
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(65/100 index)
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
2200 Wilson Blvd
Suite 412
Arlington, VA 22201-3397
Phone: (571) 328-7408
Fax: (844) 249-5577
Street-level locationGet directions
Mailing address
1512 S Arlington Ridge Rd
Arlington, VA 22202-1955
Registry dates
- Enumerated
- 2016-08-23
- Last updated
- 2016-08-23
Frequently asked questions
- What is Hayley O'Brien's NPI number?
- Hayley O'Brien's National Provider Identifier (NPI) is 1124573803, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hayley O'Brien's specialty?
- Hayley O'Brien is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Hayley O'Brien located?
- Hayley O'Brien's practice location on file with NPPES is 2200 Wilson Blvd, Arlington, VA 22201-3397.
- What is Hayley O'Brien's phone number?
- The practice phone number listed in the NPPES registry for Hayley O'Brien is (571) 328-7408.
- Is Hayley O'Brien's NPI active?
- Yes — Hayley O'Brien's NPI (1124573803) is active in the NPPES registry as of the last update on 2016-08-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.