Paul H. Cassis, D.D.S.
General Practice Dentistry · Westbury, NY
Paul H. Cassis, D.D.S. is a general practice dentistry with a practice address in Westbury, New York, and NPI 1396875175, issued on Mar 7, 2007. Check the license (New York 35657, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Paul H. Cassis
- Credential
- D.D.S.
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 35657 NY
Self-reported in NPPES; status is on the state search - Practice location
- 900 Merchants Concourse, Westbury, NY 11590
- Phone
- (516) 683-9100
- Enumerated
- Mar 7, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 7,828 in New York → Look up another NPI →
Also registered at 900 Merchants Concourse
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ivylin Banks, RNHome Health Registered Nurse1477440519
- Daniel Gambella, D.D.S.General Practice Dentistry1194861773
- Bo Ha, D.D.SEndodontics1487839619
- Tiffany LewisHome Health Registered Nurse1104790872
- Heidi Martin, RNRegistered Nurse1619363124
- Ezat Morcos, D.D.S.General Practice Dentistry1811021975
Verify Paul H. Cassis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this profession
Search for license 35657Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average general practice dentistry in 2024
11 Medicare Part D claims, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Paul H. Cassis among 7,828 general practice dentistry records in New York
Paul H. Cassis, D.D.S. is one of 7,828 general practice dentistry records with a practice address in New York. 60% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 35% of them.
- NPI issued2007 · 35% of these records are older, 35% newer
- In a Medicare fileYes · 60% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 79% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
20 general practice dentistry records list a practice address in Westbury
They are 20 of the 1,247 NPPES records with a practice address in Westbury, and 7,828 general practice dentistry records in New York.
All 7,828 in New York → Every provider in Westbury → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Carla Blain, DMDWestbury, NY 115901619966439
- Robert Brown, DDSWestbury, NY 115901487752721
- Francis Delcasino, DMDWestbury, NY 115901164523759
- Alan Dorfman, DDS GENERALWestbury, NY 115901063581221
- Barry Drayer, DDSWestbury, NY 115901093980963
- Daniel Gambella, D.D.S.Westbury, NY 115901194861773
- Gerald Grossman, DDSWestbury, NY 115901952597668
- William Jacobs, DDSWestbury, NY 115901497746788
Common questions
What is Paul H. Cassis, D.D.S.'s NPI number?
Paul H. Cassis, D.D.S.'s National Provider Identifier (NPI) is 1396875175, issued on Mar 7, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Paul H. Cassis, D.D.S. located?
The NPPES record lists a practice address at 900 Merchants Concourse, Westbury, NY, 11590. Phone: (516) 683-9100. Providers update this record themselves, so call before visiting.
How can I verify Paul H. Cassis, D.D.S.'s license?
NPPES lists New York license number 35657, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
How much does Paul H. Cassis, D.D.S. prescribe under Medicare Part D?
In 2024, Paul H. Cassis, D.D.S. had 11 Medicare Part D claims; the average among general practice dentistry prescribers was 83. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.