IndividualActive
Daniel Greig
NPI 1336693563 · Behavior Analyst · Worcester, MA
Daniel Greig is a Behavior Analyst provider in Worcester, MA (NPI 1336693563).
Provider details
- NPI number
- 1336693563
- Entity type
- Individual
- Primary specialty
- Behavior AnalystBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- LABA10000956 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(71/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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
425 Lake Ave N
Worcester, MA 01605-2072
Phone: (617) 402-5444
Street-level locationGet directions
Mailing address
425 Lake Ave N
Worcester, MA 01605-2072
Registry dates
- Enumerated
- 2016-08-04
- Last updated
- 2025-01-29
- Certified
- 2025-01-29
Frequently asked questions
- What is Daniel Greig's NPI number?
- Daniel Greig's National Provider Identifier (NPI) is 1336693563, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Greig's specialty?
- Daniel Greig is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).
- Where is Daniel Greig located?
- Daniel Greig's practice location on file with NPPES is 425 Lake Ave N, Worcester, MA 01605-2072.
- What is Daniel Greig's phone number?
- The practice phone number listed in the NPPES registry for Daniel Greig is (617) 402-5444.
- Is Daniel Greig's NPI active?
- Yes — Daniel Greig's NPI (1336693563) is active in the NPPES registry as of the last update on 2025-01-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.