Derek Seder, PHD
NPI 1396201661 · Clinical Psychologist · Brooklyn, NY
Derek Seder, PHD is a Clinical Psychologist provider in Brooklyn, NY (NPI 1396201661).
Provider details
- NPI number
- 1396201661
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- Yes
- License
- PSY27964 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Mailing address
Additional practice locations (1)
- 3512 Quentin Rd Ste 110Brooklyn, NY 11234Phone: (800) 275-3243
Registry dates
- Enumerated
- 2019-02-12
- Last updated
- 2019-04-09
Frequently asked questions
- What is Derek Seder's NPI number?
- Derek Seder's National Provider Identifier (NPI) is 1396201661, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Derek Seder's specialty?
- Derek Seder is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Derek Seder located?
- Derek Seder's practice location on file with NPPES is 3512 Quentin Rd Ste 110, Brooklyn, NY 11234.
- What is Derek Seder's phone number?
- The practice phone number listed in the NPPES registry for Derek Seder is (800) 275-3243.
- Is Derek Seder's NPI active?
- Yes — Derek Seder's NPI (1396201661) is active in the NPPES registry as of the last update on 2019-04-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.