NPPES file of Aug 9, 2026

Mark Lefelt, D.D.S.

General Practice Dentistry · River Vale, NJ

Mark Lefelt, D.D.S. is a general practice dentistry with a practice address in River Vale, New Jersey, and NPI 1861525297, issued on Mar 14, 2007. Check the license (New Jersey 22DI01114500, as entered in NPPES) with the New Jersey board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1861525297
Name
Mark Lefelt
Credential
D.D.S.
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
22DI01114500 NJ
Self-reported in NPPES; status is on the state search
Practice location
669 Westwood Ave, River Vale, NJ 07675
Phone
(201) 666-7555
Enumerated
Mar 14, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(201) 666-9662
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 669 Westwood Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ivy Chang, D.D.S.General Practice Dentistry1447573241
  2. Dorothy Ferreira, RDHDental Hygienist1336908078
  3. William Levin, DMDOrthodontics and Dentofacial Orthopedics Dentistry1134223373

Verify Mark Lefelt in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New Jersey board licenses this profession
    Search for license 22DI01114500
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the New Jersey license search

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4 general practice dentistry records list a practice address in River Vale

They are 4 of the 88 NPPES records with a practice address in River Vale, and 4,085 general practice dentistry records in New Jersey. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other general practice dentistry records in New Jersey

  1. Angela Aaron, DDSLyndhurst, NJ1497965024
  2. Peter Abadir, DMDEast Brunswick, NJ1205942760
  3. Ali Abbas, DMDSpringfield, NJ1194948604
  4. Maryam Abbasi, DMDNew Providence, NJ1215357637
  5. Stephen Abbaticchio, DDSMorganville, NJ1922061274
  6. Noor Abdalla, DDSClifton, NJ1154050185
  7. Kareem Abdelaal, DMDSicklerville, NJ1982590972
  8. Basima Abdelsalam, DMDLong Branch, NJ1790532547
  9. Mitra Abdollahi, D.M.DSomerdale, NJ1033329230
  10. Mohammed Abdulsalam, DDSClifton, NJ1285278184

Common questions

What is Mark Lefelt, D.D.S.'s NPI number?

Mark Lefelt, D.D.S.'s National Provider Identifier (NPI) is 1861525297, issued on Mar 14, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Mark Lefelt, D.D.S. located?

The NPPES record lists a practice address at 669 Westwood Ave, River Vale, NJ, 07675. Phone: (201) 666-7555. Providers update this record themselves, so call before visiting.

How can I verify Mark Lefelt, D.D.S.'s license?

NPPES lists New Jersey license number 22DI01114500, as entered by the provider. Search the New Jersey board that licenses this profession; the NPPES record confirms identity 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. 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.