IndividualActive
Olyssa Mack
NPI 1427998988 · Behavior Technician · Hamden, CT
Olyssa Mack is a Behavior Technician provider in Hamden, CT (NPI 1427998988).
Provider details
- NPI number
- 1427998988
- Entity type
- Individual
- Primary specialty
- Behavior TechnicianBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Basic profile(46/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
83% 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
2666 State St
Hamden, CT 06517-2232
Phone: (888) 754-0398
Street-level locationGet directions
Mailing address
211 Stonybrook Rd
Waterbury, CT 06705-3779
Registry dates
- Enumerated
- 2026-04-01
- Last updated
- 2026-04-01
- Certified
- 2026-04-01
Frequently asked questions
- What is Olyssa Mack's NPI number?
- Olyssa Mack's National Provider Identifier (NPI) is 1427998988, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Olyssa Mack's specialty?
- Olyssa Mack is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Olyssa Mack located?
- Olyssa Mack's practice location on file with NPPES is 2666 State St, Hamden, CT 06517-2232.
- What is Olyssa Mack's phone number?
- The practice phone number listed in the NPPES registry for Olyssa Mack is (888) 754-0398.
- Is Olyssa Mack's NPI active?
- Yes — Olyssa Mack's NPI (1427998988) is active in the NPPES registry as of the last update on 2026-04-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.