Dr Ovanessian Treatment Center LLC
NPI 1164749057 · Addiction Psychiatry Physician · Newtown, CT
Dr Ovanessian Treatment Center LLC is a Addiction Psychiatry Physician organization in Newtown, CT (NPI 1164749057).
Provider details
- NPI number
- 1164749057
- Entity type
- Organization
- Primary specialty
- Addiction Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Simon Ovanessain, Physician/Surgeon(845) 548-6073
- License
- 042079 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Managed Care Organizations
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
- 2010-05-01
- Last updated
- 2013-04-04
Frequently asked questions
- What is Dr Ovanessian Treatment Center LLC's NPI number?
- Dr Ovanessian Treatment Center LLC's National Provider Identifier (NPI) is 1164749057, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Dr Ovanessian Treatment Center LLC?
- Dr Ovanessian Treatment Center LLC is classified in the NPPES registry as Addiction Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Dr Ovanessian Treatment Center LLC located?
- Dr Ovanessian Treatment Center LLC's practice location on file with NPPES is 20 Church Hill Rd, Newtown, CT 06470-1657.
- What is Dr Ovanessian Treatment Center LLC's phone number?
- The practice phone number listed in the NPPES registry for Dr Ovanessian Treatment Center LLC is (203) 304-9599.
- Who is the authorized official for Dr Ovanessian Treatment Center LLC?
- The authorized official listed on Dr Ovanessian Treatment Center LLC's NPPES record is Simon Ovanessain, Physician/Surgeon. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Dr Ovanessian Treatment Center LLC's NPI active?
- Yes — Dr Ovanessian Treatment Center LLC's NPI (1164749057) is active in the NPPES registry as of the last update on 2013-04-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.