Barry Greenfield, DDS
NPI 1699783654 · Periodontics · Port Washington, NY
Enrolled with Medicare as Practitioner - Oral Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Barry Greenfield, DDS is a Periodontics provider in Port Washington, NY (NPI 1699783654).
Provider details
- NPI number
- 1699783654
- Entity type
- Individual
- Primary specialty
- PeriodonticsDental Providers
- Credential
- DDS
- Sex
- Male
- Sole proprietor
- No
- License
- 041612 (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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Chlorhexidine Gluconate | 78 | 58 |
| Ibuprofen | 71 | 55 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 67 | 53 |
| Amoxicillin | 26 | 19 |
| Oxycodone Hcl | 22 | 19 |
| Clindamycin Hcl | 18 | 13 |
| Acetaminophen With Codeinebrand: Acetaminophen-Codeine | 14 | 13 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-04
- Last updated
- 2012-02-23
Frequently asked questions
- What is Barry Greenfield's NPI number?
- Barry Greenfield's National Provider Identifier (NPI) is 1699783654, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Barry Greenfield's specialty?
- Barry Greenfield is listed in the NPPES registry with a primary specialty of Periodontics (Dental Providers).
- Where is Barry Greenfield located?
- Barry Greenfield's practice location on file with NPPES is 14 Maple Street, Port Washington, NY 11050.
- What is Barry Greenfield's phone number?
- The practice phone number listed in the NPPES registry for Barry Greenfield is (516) 767-1880.
- Does Barry Greenfield accept Medicare?
- Barry Greenfield is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Barry Greenfield's NPI active?
- Yes — Barry Greenfield's NPI (1699783654) is active in the NPPES registry as of the last update on 2012-02-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.