Alexander Piekarski, PH.D.
NPI 1356400386 · Clinical Psychologist · East Moriches, NY
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexander Piekarski, PH.D. is a Clinical Psychologist provider in East Moriches, NY (NPI 1356400386).
Provider details
- NPI number
- 1356400386
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 011826-1 (NY)
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
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
Mailing address
Registry dates
- Enumerated
- 2006-12-06
- Last updated
- 2009-05-27
Frequently asked questions
- What is Alexander Piekarski's NPI number?
- Alexander Piekarski's National Provider Identifier (NPI) is 1356400386, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexander Piekarski's specialty?
- Alexander Piekarski is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Alexander Piekarski located?
- Alexander Piekarski's practice location on file with NPPES is 587 Montauk Hwy, East Moriches, NY 11940-1234.
- What is Alexander Piekarski's phone number?
- The practice phone number listed in the NPPES registry for Alexander Piekarski is (631) 878-1530.
- Does Alexander Piekarski accept Medicare?
- Alexander Piekarski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexander Piekarski's NPI active?
- Yes — Alexander Piekarski's NPI (1356400386) is active in the NPPES registry as of the last update on 2009-05-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.