What is William Peruso's NPI number?

William Peruso's National Provider Identifier (NPI) is 1093897969, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is William Peruso's specialty?

William Peruso is listed in the NPPES registry with a primary specialty of Dentist (Dental Providers).

Where is William Peruso located?

William Peruso's practice location on file with NPPES is 109 Carleton Ave, Central Islip, NY 11722.

What is William Peruso's phone number?

The practice phone number listed in the NPPES registry for William Peruso is (631) 348-2500.

Is William Peruso's NPI active?

Yes — William Peruso's NPI (1093897969) is active in the NPPES registry as of the last update on 2013-04-19.

IndividualActive

William Peruso, DDS

NPI 1093897969 · Dentist · Central Islip, NY

William Peruso, DDS is a Dentist provider in Central Islip, NY (NPI 1093897969).

Provider details

NPI number: 1093897969
Entity type: Individual
Primary specialty: DentistDental Providers
Credential: DDS
Sex: Male
Sole proprietor: No
License: 040180 (NY)

Practice location

109 Carleton Ave

Central Islip, NY 11722

Phone: (631) 348-2500

Fax: (631) 234-4324

Street-level locationGet directions

More NY providers

Mailing address

124 Montauk Highway

Westhampton, NY 11977

Specialties & taxonomies

DentistPrimary122300000XLicense 040180 (NY)
Dental Providers

Profile Score

Detailed profile(91/100 index)

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.

Enumerated: 2006-10-20
Last updated: 2013-04-19

Frequently asked questions

What is William Peruso's NPI number?: William Peruso's National Provider Identifier (NPI) is 1093897969, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is William Peruso's specialty?: William Peruso is listed in the NPPES registry with a primary specialty of Dentist (Dental Providers).
Where is William Peruso located?: William Peruso's practice location on file with NPPES is 109 Carleton Ave, Central Islip, NY 11722.
What is William Peruso's phone number?: The practice phone number listed in the NPPES registry for William Peruso is (631) 348-2500.
Is William Peruso's NPI active?: Yes — William Peruso's NPI (1093897969) is active in the NPPES registry as of the last update on 2013-04-19.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions