Kathleen Kelliher-Ostrowski, LICSW
NPI 1649212499 · Clinical Social Worker · Gloucester, MA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kathleen Kelliher-Ostrowski, LICSW is a Clinical Social Worker provider in Gloucester, MA (NPI 1649212499).
Provider details
- NPI number
- 1649212499
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LICSW
- Sex
- Female
- Sole proprietor
- Yes
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
20 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
- 2006-06-12
- Last updated
- 2012-05-28
Frequently asked questions
- What is Kathleen Kelliher-Ostrowski's NPI number?
- Kathleen Kelliher-Ostrowski's National Provider Identifier (NPI) is 1649212499, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathleen Kelliher-Ostrowski's specialty?
- Kathleen Kelliher-Ostrowski is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Kathleen Kelliher-Ostrowski located?
- Kathleen Kelliher-Ostrowski's practice location on file with NPPES is 114 Main St, Gloucester, MA 01930-5706.
- What is Kathleen Kelliher-Ostrowski's phone number?
- The practice phone number listed in the NPPES registry for Kathleen Kelliher-Ostrowski is (978) 223-3129.
- Does Kathleen Kelliher-Ostrowski accept Medicare?
- Kathleen Kelliher-Ostrowski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kathleen Kelliher-Ostrowski's NPI active?
- Yes — Kathleen Kelliher-Ostrowski's NPI (1649212499) is active in the NPPES registry as of the last update on 2012-05-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.