Katherine O'Sullivan, LCSW
NPI 1952026338 · Clinical Social Worker · Elizabeth, CO
Katherine O'Sullivan, LCSW is a Clinical Social Worker provider in Elizabeth, CO (NPI 1952026338).
Provider details
- NPI number
- 1952026338
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- CSW.09925639 (CO)
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
3 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
- 2022-10-07
- Last updated
- 2022-10-07
- Certified
- 2022-10-07
Frequently asked questions
- What is Katherine O'Sullivan's NPI number?
- Katherine O'Sullivan's National Provider Identifier (NPI) is 1952026338, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine O'Sullivan's specialty?
- Katherine O'Sullivan is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Katherine O'Sullivan located?
- Katherine O'Sullivan's practice location on file with NPPES is 5753 Eldorado Cir, Elizabeth, CO 80107-8640.
- What is Katherine O'Sullivan's phone number?
- The practice phone number listed in the NPPES registry for Katherine O'Sullivan is (209) 204-2454.
- Is Katherine O'Sullivan's NPI active?
- Yes — Katherine O'Sullivan's NPI (1952026338) is active in the NPPES registry as of the last update on 2022-10-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.