Richard Marcus, D.D.S.
NPI 1558413559 · Endodontics · Huntington, NY
Richard Marcus, D.D.S. is a Endodontics provider in Huntington, NY (NPI 1558413559).
Provider details
- NPI number
- 1558413559
- Entity type
- Individual
- Primary specialty
- EndodonticsDental Providers
- Credential
- D.D.S.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 035562-1 (NY)
Specialties & taxonomies
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 |
|---|---|---|
| Amoxicillin | 203 | 179 |
| Chlorhexidine Gluconate | 35 | 31 |
| Clindamycin Hcl | 30 | 28 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 24 | 23 |
| Acetaminophen With Codeinebrand: Acetaminophen-Codeine | 15 | 15 |
| Cefuroxime Axetilbrand: Cefuroxime | 14 | 12 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$473 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-18
- Last updated
- 2007-07-08
Frequently asked questions
- What is Richard Marcus's NPI number?
- Richard Marcus's National Provider Identifier (NPI) is 1558413559, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Richard Marcus's specialty?
- Richard Marcus is listed in the NPPES registry with a primary specialty of Endodontics (Dental Providers).
- Where is Richard Marcus located?
- Richard Marcus's practice location on file with NPPES is 23 Southdown Rd, Huntington, NY 11743-2538.
- What is Richard Marcus's phone number?
- The practice phone number listed in the NPPES registry for Richard Marcus is (631) 427-8900.
- Is Richard Marcus's NPI active?
- Yes — Richard Marcus's NPI (1558413559) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.