IndividualActive
Marvin Eisenstadt, PHD
NPI 1043378425 · Clinical Psychologist · Syosset, NY
Marvin Eisenstadt, PHD is a Clinical Psychologist provider in Syosset, NY (NPI 1043378425).
Provider details
- NPI number
- 1043378425
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 3243 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(90/100 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
352 S Oyster Bay Road
Syosset, NY 11791-6913
Phone: (516) 433-9568
Street-level locationGet directions
Mailing address
352 S Oyster Bay Road
Syosset, NY 11791-6913
Registry dates
- Enumerated
- 2006-12-05
- Last updated
- 2007-07-08
Frequently asked questions
- What is Marvin Eisenstadt's NPI number?
- Marvin Eisenstadt's National Provider Identifier (NPI) is 1043378425, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marvin Eisenstadt's specialty?
- Marvin Eisenstadt is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Marvin Eisenstadt located?
- Marvin Eisenstadt's practice location on file with NPPES is 352 S Oyster Bay Road, Syosset, NY 11791-6913.
- What is Marvin Eisenstadt's phone number?
- The practice phone number listed in the NPPES registry for Marvin Eisenstadt is (516) 433-9568.
- Is Marvin Eisenstadt's NPI active?
- Yes — Marvin Eisenstadt's NPI (1043378425) 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.