Elizabeth O'Callahan, LMHC, BCBA, LABA
NPI 1548531916 · Mental Health Counselor · Worcester, MA
Elizabeth O'Callahan, LMHC, BCBA, LABA is a Mental Health Counselor provider in Worcester, MA (NPI 1548531916).
Provider details
- NPI number
- 1548531916
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- LMHC, BCBA, LABA
- Sex
- Female
- Sole proprietor
- No
- License
- LMHC13213 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
14 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
- 2012-01-18
- Last updated
- 2026-05-24
- Certified
- 2026-05-24
Frequently asked questions
- What is Elizabeth O'Callahan's NPI number?
- Elizabeth O'Callahan's National Provider Identifier (NPI) is 1548531916, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elizabeth O'Callahan's specialty?
- Elizabeth O'Callahan is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Elizabeth O'Callahan located?
- Elizabeth O'Callahan's practice location on file with NPPES is 14 Victoria Ave, Worcester, MA 01607-1506.
- What is Elizabeth O'Callahan's phone number?
- The practice phone number listed in the NPPES registry for Elizabeth O'Callahan is (508) 233-8586.
- Is Elizabeth O'Callahan's NPI active?
- Yes — Elizabeth O'Callahan's NPI (1548531916) is active in the NPPES registry as of the last update on 2026-05-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.