IndividualActive
Mark Biblow, PSY.D.
NPI 1225306871 · School Psychologist · Hicksville, NY
Mark Biblow, PSY.D. is a School Psychologist provider in Hicksville, NY (NPI 1225306871).
Provider details
- NPI number
- 1225306871
- Entity type
- Individual
- Primary specialty
- School PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 011161 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(80/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
368 S Oyster Bay Rd
Hicksville, NY 11801-3508
Phone: (516) 681-0814
Street-level locationGet directions
Mailing address
34 Radcliff Dr
Huntington, NY 11743-2649
Registry dates
- Enumerated
- 2011-12-12
- Last updated
- 2011-12-12
Frequently asked questions
- What is Mark Biblow's NPI number?
- Mark Biblow's National Provider Identifier (NPI) is 1225306871, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Biblow's specialty?
- Mark Biblow is listed in the NPPES registry with a primary specialty of School Psychologist (Behavioral Health & Social Service Providers).
- Where is Mark Biblow located?
- Mark Biblow's practice location on file with NPPES is 368 S Oyster Bay Rd, Hicksville, NY 11801-3508.
- What is Mark Biblow's phone number?
- The practice phone number listed in the NPPES registry for Mark Biblow is (516) 681-0814.
- Is Mark Biblow's NPI active?
- Yes — Mark Biblow's NPI (1225306871) is active in the NPPES registry as of the last update on 2011-12-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.