IndividualActive
Kathleen O'Brien
NPI 1639538507 · Social Worker · Rochester, NY
Kathleen O'Brien is a Social Worker provider in Rochester, NY (NPI 1639538507).
Provider details
- NPI number
- 1639538507
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(66/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 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
100 Kings Hwy S
Rochester, NY 14617-5504
Phone: (585) 922-1549
Street-level locationGet directions
Mailing address
100 Kings Hwy S
Rochester, NY 14617-5504
Registry dates
- Enumerated
- 2016-02-19
- Last updated
- 2016-02-19
Frequently asked questions
- What is Kathleen O'Brien's NPI number?
- Kathleen O'Brien's National Provider Identifier (NPI) is 1639538507, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathleen O'Brien's specialty?
- Kathleen O'Brien is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Kathleen O'Brien located?
- Kathleen O'Brien's practice location on file with NPPES is 100 Kings Hwy S, Rochester, NY 14617-5504.
- What is Kathleen O'Brien's phone number?
- The practice phone number listed in the NPPES registry for Kathleen O'Brien is (585) 922-1549.
- Is Kathleen O'Brien's NPI active?
- Yes — Kathleen O'Brien's NPI (1639538507) is active in the NPPES registry as of the last update on 2016-02-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.