Mark Knoll
NPI 1750339735 · Orthodontics and Dentofacial Orthopedics Dentistry · Bellmore, NY
Mark Knoll is a Orthodontics and Dentofacial Orthopedics Dentistry provider in Bellmore, NY (NPI 1750339735).
Provider details
- NPI number
- 1750339735
- Entity type
- Individual
- Primary specialty
- Orthodontics and Dentofacial Orthopedics DentistryDental Providers
- Sex
- Male
- License
- 039496 (NY)
Specialties & taxonomies
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2006-05-04
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Knoll's NPI number?
- Mark Knoll's National Provider Identifier (NPI) is 1750339735, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Knoll's specialty?
- Mark Knoll is listed in the NPPES registry with a primary specialty of Orthodontics and Dentofacial Orthopedics Dentistry (Dental Providers).
- Where is Mark Knoll located?
- Mark Knoll's practice location on file with NPPES is 2655 Merrick Rd, Bellmore, NY 11710-5716.
- What is Mark Knoll's phone number?
- The practice phone number listed in the NPPES registry for Mark Knoll is (516) 783-1121.
- Is Mark Knoll's NPI active?
- Yes — Mark Knoll's NPI (1750339735) 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.