Gregory Bonasera, DC
NPI 1841374352 · Chiropractor · Port Jefferson Station, NY
Enrolled with Medicare as Practitioner - Chiropractic · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Bonasera, DC is a Chiropractor provider in Port Jefferson Station, NY (NPI 1841374352).
Provider details
- NPI number
- 1841374352
- Entity type
- Individual
- Primary specialty
- ChiropractorChiropractic Providers
- Credential
- DC
- Sex
- Male
- Sole proprietor
- Yes
- License
- X005301 (NY)
Specialties & taxonomies
Chiropractic 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
- 2006-10-24
- Last updated
- 2018-11-14
Frequently asked questions
- What is Gregory Bonasera's NPI number?
- Gregory Bonasera's National Provider Identifier (NPI) is 1841374352, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Bonasera's specialty?
- Gregory Bonasera is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).
- Where is Gregory Bonasera located?
- Gregory Bonasera's practice location on file with NPPES is 1041 Route 112, Port Jefferson Station, NY 11776-6000.
- What is Gregory Bonasera's phone number?
- The practice phone number listed in the NPPES registry for Gregory Bonasera is (631) 828-4545.
- Does Gregory Bonasera accept Medicare?
- Gregory Bonasera is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Bonasera's NPI active?
- Yes — Gregory Bonasera's NPI (1841374352) is active in the NPPES registry as of the last update on 2018-11-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.