OrganizationActive
Charles D Azzaretti DDS and Ellen G Holliday DDS
NPI 1457487928 · Dentist · Mt Kisco, NY
Charles D Azzaretti DDS and Ellen G Holliday DDS is a Dentist organization in Mt Kisco, NY (NPI 1457487928).
Provider details
- NPI number
- 1457487928
- Entity type
- Organization
- Primary specialty
- DentistDental Providers
- Organization subpart
- No
- Authorized official
- Ellen Holliday, Partner(914) 666-3310
- License
- 36012 (NY)
Specialties & taxonomies
Dental Providers
Dental Providers
Profile Score
Detailed profile(89/100 index)
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
439 E Main St
Mt Kisco, NY 10549-3404
Phone: (914) 666-3310
Fax: (914) 666-7924
Street-level locationGet directions
Mailing address
439 E Main St
Mt Kisco, NY 10549-3404
Other names (DBA / former)
- Other name
- Azzaretti and Holliday DDS
Registry dates
- Enumerated
- 2007-02-26
- Last updated
- 2020-08-22
Frequently asked questions
- What is Charles D Azzaretti DDS and Ellen G Holliday DDS's NPI number?
- Charles D Azzaretti DDS and Ellen G Holliday DDS's National Provider Identifier (NPI) is 1457487928, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Charles D Azzaretti DDS and Ellen G Holliday DDS?
- Charles D Azzaretti DDS and Ellen G Holliday DDS is classified in the NPPES registry as Dentist (Dental Providers).
- Where is Charles D Azzaretti DDS and Ellen G Holliday DDS located?
- Charles D Azzaretti DDS and Ellen G Holliday DDS's practice location on file with NPPES is 439 E Main St, Mt Kisco, NY 10549-3404.
- What is Charles D Azzaretti DDS and Ellen G Holliday DDS's phone number?
- The practice phone number listed in the NPPES registry for Charles D Azzaretti DDS and Ellen G Holliday DDS is (914) 666-3310.
- Who is the authorized official for Charles D Azzaretti DDS and Ellen G Holliday DDS?
- The authorized official listed on Charles D Azzaretti DDS and Ellen G Holliday DDS's NPPES record is Ellen Holliday, Partner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Charles D Azzaretti DDS and Ellen G Holliday DDS's NPI active?
- Yes — Charles D Azzaretti DDS and Ellen G Holliday DDS's NPI (1457487928) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.