IndividualActive
Matthew Day, PH.D
NPI 1134325038 · Mental Health Counselor · Brooklyn, NY
Matthew Day, PH.D is a Mental Health Counselor provider in Brooklyn, NY (NPI 1134325038).
Provider details
- NPI number
- 1134325038
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- PH.D
- Sex
- Male
- Sole proprietor
- Yes
- License
- 003176 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(89/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
33 Saint Johns Pl
Unit 1
Brooklyn, NY 11217-3205
Phone: (917) 399-9263
Fax: (718) 997-5248
Street-level locationGet directions
Mailing address
33 Saint Johns Pl
Brooklyn, NY 11217-3205
Registry dates
- Enumerated
- 2007-06-26
- Last updated
- 2007-07-08
Frequently asked questions
- What is Matthew Day's NPI number?
- Matthew Day's National Provider Identifier (NPI) is 1134325038, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Day's specialty?
- Matthew Day is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Matthew Day located?
- Matthew Day's practice location on file with NPPES is 33 Saint Johns Pl, Brooklyn, NY 11217-3205.
- What is Matthew Day's phone number?
- The practice phone number listed in the NPPES registry for Matthew Day is (917) 399-9263.
- Is Matthew Day's NPI active?
- Yes — Matthew Day's NPI (1134325038) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.