Steven Nathaniel Witt, DDS
General Practice Dentistry · Smithtown, NY
Steven Nathaniel Witt, DDS is a general practice dentistry with a practice address in Smithtown, New York, and NPI 1568504850, issued on Feb 13, 2007. Check the license (New York 043607, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Steven Nathaniel Witt
- Credential
- DDS
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 043607 NY
Self-reported in NPPES; status is on the state search - Practice location
- 143 Landing Ave, Smithtown, NY 11787
- Phone
- (631) 360-3604
- Enumerated
- Feb 13, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (631) 979-1708
- Medicaid ID
- 01371017 NY
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 7,828 in New York → Look up another NPI →
Verify Steven Nathaniel Witt 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 043607Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
82% fewer Medicare Part D claims than the average general practice dentistry in 2024
15 Medicare Part D claims, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D.
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.
Steven Nathaniel Witt among 7,828 general practice dentistry records in New York
Steven Nathaniel Witt, DDS 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).
30 general practice dentistry records list a practice address in Smithtown
They are 30 of the 1,907 NPPES records with a practice address in Smithtown, and 7,828 general practice dentistry records in New York.
All 7,828 in New York → Every provider in Smithtown → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Deborah Adams, DDSSmithtown, NY 117871336287051
- Loreane Engelhardt, D.D.S.Smithtown, NY 117871639297823
- Sheri Glazer, D.D.S.Smithtown, NY 117871346201993
- Richard Goldman, D.D.S.Smithtown, NY 117871265460950
- Harry Hoffer, D.D.S.Smithtown, NY 117871043346836
- Bruce Howard, D.D.S.Smithtown, NY 117871427114289
- Dimitrios Kilimitzoglou, D.D.S.Smithtown, NY 117871508935438
- Richard Klein, DDSSmithtown, NY 117871275613275
Common questions
What is Steven Nathaniel Witt, DDS's NPI number?
Steven Nathaniel Witt, DDS's National Provider Identifier (NPI) is 1568504850, issued on Feb 13, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Steven Nathaniel Witt, DDS located?
The NPPES record lists a practice address at 143 Landing Ave, Smithtown, NY, 11787. Phone: (631) 360-3604. Providers update this record themselves, so call before visiting.
How can I verify Steven Nathaniel Witt, DDS's license?
NPPES lists New York license number 043607, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
How much does Steven Nathaniel Witt, DDS prescribe under Medicare Part D?
In 2024, Steven Nathaniel Witt, DDS had 15 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.