IndividualActive
Christopher O'Brien, PHARMD
NPI 1740652361 · Pharmacist · Waterbury, CT
Christopher O'Brien, PHARMD is a Pharmacist provider in Waterbury, CT (NPI 1740652361).
Provider details
- NPI number
- 1740652361
- Entity type
- Individual
- Primary specialty
- PharmacistPharmacy Service Providers
- Credential
- PHARMD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 13362 (CT)
Specialties & taxonomies
Pharmacy Service Providers
Profile Score
Established profile(73/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 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
256 Bunker Hill Ave
Waterbury, CT 06708
Phone: (203) 574-7825
Street-level locationGet directions
Mailing address
256 Bunker Hill Ave
Waterbury, CT 06708
Registry dates
- Enumerated
- 2015-10-22
- Last updated
- 2015-10-22
Frequently asked questions
- What is Christopher O'Brien's NPI number?
- Christopher O'Brien's National Provider Identifier (NPI) is 1740652361, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher O'Brien's specialty?
- Christopher O'Brien is listed in the NPPES registry with a primary specialty of Pharmacist (Pharmacy Service Providers).
- Where is Christopher O'Brien located?
- Christopher O'Brien's practice location on file with NPPES is 256 Bunker Hill Ave, Waterbury, CT 06708.
- What is Christopher O'Brien's phone number?
- The practice phone number listed in the NPPES registry for Christopher O'Brien is (203) 574-7825.
- Is Christopher O'Brien's NPI active?
- Yes — Christopher O'Brien's NPI (1740652361) is active in the NPPES registry as of the last update on 2015-10-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.