Walter Feldman, DDS
NPI 1629117874 · Orthodontics and Dentofacial Orthopedics Dentistry · Islip, NY
Walter Feldman, DDS is a Orthodontics and Dentofacial Orthopedics Dentistry provider in Islip, NY (NPI 1629117874).
Provider details
- NPI number
- 1629117874
- Entity type
- Individual
- Primary specialty
- Orthodontics and Dentofacial Orthopedics DentistryDental Providers
- Credential
- DDS
- Sex
- Male
- Sole proprietor
- Yes
- License
- 030660 (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
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
- 2007-02-05
- Last updated
- 2007-07-08
Frequently asked questions
- What is Walter Feldman's NPI number?
- Walter Feldman's National Provider Identifier (NPI) is 1629117874, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Walter Feldman's specialty?
- Walter Feldman is listed in the NPPES registry with a primary specialty of Orthodontics and Dentofacial Orthopedics Dentistry (Dental Providers).
- Where is Walter Feldman located?
- Walter Feldman's practice location on file with NPPES is 150 Islip Ave, Islip, NY 11751-3222.
- What is Walter Feldman's phone number?
- The practice phone number listed in the NPPES registry for Walter Feldman is (631) 581-6565.
- Is Walter Feldman's NPI active?
- Yes — Walter Feldman's NPI (1629117874) 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.