Theresa O'Halloran, LMHC
NPI 1366912172 · Mental Health Counselor · Brewster, NY
Theresa O'Halloran, LMHC is a Mental Health Counselor provider in Brewster, NY (NPI 1366912172).
Provider details
- NPI number
- 1366912172
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- LMHC
- Sex
- Female
- Sole proprietor
- No
- License
- 008499 (NY)
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
7 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
- 2018-12-05
- Last updated
- 2018-12-05
Frequently asked questions
- What is Theresa O'Halloran's NPI number?
- Theresa O'Halloran's National Provider Identifier (NPI) is 1366912172, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Theresa O'Halloran's specialty?
- Theresa O'Halloran is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Theresa O'Halloran located?
- Theresa O'Halloran's practice location on file with NPPES is 1689 Route 22, Brewster, NY 10509-4022.
- What is Theresa O'Halloran's phone number?
- The practice phone number listed in the NPPES registry for Theresa O'Halloran is (845) 279-2995.
- Is Theresa O'Halloran's NPI active?
- Yes — Theresa O'Halloran's NPI (1366912172) is active in the NPPES registry as of the last update on 2018-12-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.