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Sophie Cassell, PHD
NPI 1588359061 · Psychologist · New York, NY
Sophie Cassell, PHD is a Psychologist provider in New York, NY (NPI 1588359061).
Provider details
- NPI number
- 1588359061
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(57/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 yrs in NPPES registry
- Profile completeness38% of score
83% 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
156 5th Ave Ste 1134
New York, NY 10010-7745
Phone: (301) 706-1260
Street-level locationGet directions
Mailing address
157 Driggs Ave Apt 2r
Brooklyn, NY 11222-4216
Additional practice locations (1)
- 1430 Broadway Rm 1510New York, NY 10018-3368Phone: (301) 706-1260
Registry dates
- Enumerated
- 2023-04-10
- Last updated
- 2023-04-10
- Certified
- 2023-04-10
Frequently asked questions
- What is Sophie Cassell's NPI number?
- Sophie Cassell's National Provider Identifier (NPI) is 1588359061, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sophie Cassell's specialty?
- Sophie Cassell is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Sophie Cassell located?
- Sophie Cassell's practice location on file with NPPES is 156 5th Ave Ste 1134, New York, NY 10010-7745.
- What is Sophie Cassell's phone number?
- The practice phone number listed in the NPPES registry for Sophie Cassell is (301) 706-1260.
- Is Sophie Cassell's NPI active?
- Yes — Sophie Cassell's NPI (1588359061) is active in the NPPES registry as of the last update on 2023-04-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.