Dr Joseph Greer and Dr Mitchel Charnas
NPI 1699764753 · Dental Hygienist · New York, NY
Dr Joseph Greer and Dr Mitchel Charnas is a Dental Hygienist organization in New York, NY (NPI 1699764753).
Provider details
- NPI number
- 1699764753
- Entity type
- Organization
- Primary specialty
- Dental HygienistDental Providers
- Organization subpart
- No
- Authorized official
- Mitchel Charnas, Owner/Partner(212) 683-2530
- License
- 032885-3 (NY)
Specialties & taxonomies
Dental Providers
Dental Providers
Dental Providers
Dental Providers
Dental Providers
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
Other names (DBA / former)
- Doing business as
- Manhattan Dental Spa
Registry dates
- Enumerated
- 2005-10-20
- Last updated
- 2025-09-11
Frequently asked questions
- What is Dr Joseph Greer and Dr Mitchel Charnas's NPI number?
- Dr Joseph Greer and Dr Mitchel Charnas's National Provider Identifier (NPI) is 1699764753, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Dr Joseph Greer and Dr Mitchel Charnas?
- Dr Joseph Greer and Dr Mitchel Charnas is classified in the NPPES registry as Dental Hygienist (Dental Providers).
- Where is Dr Joseph Greer and Dr Mitchel Charnas located?
- Dr Joseph Greer and Dr Mitchel Charnas's practice location on file with NPPES is 200 Madison Avenue, New York, NY 10128.
- What is Dr Joseph Greer and Dr Mitchel Charnas's phone number?
- The practice phone number listed in the NPPES registry for Dr Joseph Greer and Dr Mitchel Charnas is (212) 683-2530.
- Who is the authorized official for Dr Joseph Greer and Dr Mitchel Charnas?
- The authorized official listed on Dr Joseph Greer and Dr Mitchel Charnas's NPPES record is Mitchel Charnas, Owner/Partner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Dr Joseph Greer and Dr Mitchel Charnas's NPI active?
- Yes — Dr Joseph Greer and Dr Mitchel Charnas's NPI (1699764753) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.