OrganizationActive
Michael Grassa Dental PC
NPI 1982597076 · Dental Clinic/Center · Sayville, NY
Michael Grassa Dental PC is a Dental Clinic/Center organization in Sayville, NY (NPI 1982597076).
Provider details
- NPI number
- 1982597076
- Entity type
- Organization
- Primary specialty
- Dental Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Michael Grassa, Owner(631) 365-9568
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
Established profile(54/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
207 W Main St
Sayville, NY 11782-2505
Phone: (631) 589-0672
Street-level locationGet directions
Mailing address
153 Toronto Ave
Massapequa, NY 11758-3944
Registry dates
- Enumerated
- 2025-05-29
- Last updated
- 2025-05-29
- Certified
- 2025-05-29
Frequently asked questions
- What is Michael Grassa Dental PC's NPI number?
- Michael Grassa Dental PC's National Provider Identifier (NPI) is 1982597076, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Michael Grassa Dental PC?
- Michael Grassa Dental PC is classified in the NPPES registry as Dental Clinic/Center (Ambulatory Health Care Facilities).
- Where is Michael Grassa Dental PC located?
- Michael Grassa Dental PC's practice location on file with NPPES is 207 W Main St, Sayville, NY 11782-2505.
- What is Michael Grassa Dental PC's phone number?
- The practice phone number listed in the NPPES registry for Michael Grassa Dental PC is (631) 589-0672.
- Who is the authorized official for Michael Grassa Dental PC?
- The authorized official listed on Michael Grassa Dental PC's NPPES record is Michael Grassa, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Michael Grassa Dental PC's NPI active?
- Yes — Michael Grassa Dental PC's NPI (1982597076) is active in the NPPES registry as of the last update on 2025-05-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.