Christopher Grieco, PSY.D.
NPI 1598831497 · Psychologist · Oyster Bay, NY
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Grieco, PSY.D. is a Psychologist provider in Oyster Bay, NY (NPI 1598831497).
Provider details
- NPI number
- 1598831497
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 015617-1 (NY)
Specialties & taxonomies
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
- 2006-11-24
- Last updated
- 2013-12-16
Frequently asked questions
- What is Christopher Grieco's NPI number?
- Christopher Grieco's National Provider Identifier (NPI) is 1598831497, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Grieco's specialty?
- Christopher Grieco is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Christopher Grieco located?
- Christopher Grieco's practice location on file with NPPES is 212 South St, Oyster Bay, NY 11771-2362.
- What is Christopher Grieco's phone number?
- The practice phone number listed in the NPPES registry for Christopher Grieco is (516) 384-9032.
- Does Christopher Grieco accept Medicare?
- Christopher Grieco is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Grieco's NPI active?
- Yes — Christopher Grieco's NPI (1598831497) is active in the NPPES registry as of the last update on 2013-12-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.