Marina Guelfguat, DDS
Dentist · Fair Lawn, NJ
Marina Guelfguat, DDS is a dentist with a practice address in Fair Lawn, New Jersey, and NPI 1902008816, issued on Jun 3, 2007. Check the license (New Jersey 22DI02279500, as entered in NPPES) with the New Jersey board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marina Guelfguat
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- 22DI02279500 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 19-21 Fair Lawn Ave, Fair Lawn, NJ 07410
- Phone
- (201) 475-5555
- Enumerated
- Jun 3, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (201) 476-5596
- Entity
- Type 1 · individual
8 nearest dentist records → All 2,742 in New Jersey → Look up another NPI →
Also registered at 19-21 Fair Lawn Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Marina Guelfguat in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New Jersey board licenses this profession
Search for license 22DI02279500Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
66% fewer Medicare Part D claims than the average dentist in 2024
29 Medicare Part D claims for 15 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin13 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.
Marina Guelfguat among 2,742 dentist records in New Jersey
Marina Guelfguat, DDS is one of 2,742 dentist records with a practice address in New Jersey. 63% 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 19% of them.
- NPI issued2007 · 19% of these records are older, 56% newer
- In a Medicare fileYes · 63% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 74% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
17 dentist records list a practice address in Fair Lawn
They are 17 of the 1,041 NPPES records with a practice address in Fair Lawn, and 2,742 dentist records in New Jersey.
All 2,742 in New Jersey → Every provider in Fair Lawn → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Jody Bardash, D.M.D.Fair Lawn, NJ 074101972666121
- Tamara Briskin, DMD DENTISTFair Lawn, NJ 074101205128402
- Jeffrey Buchmann, DMDFair Lawn, NJ 074101073674743
- Helena Devaris, DDSFair Lawn, NJ 074101679723589
- Allison Jang, DDSFair Lawn, NJ 074101275730186
- Charles Knapp, DDSFair Lawn, NJ 074101437249406
- Douglas Mahler, DMDFair Lawn, NJ 074101245383744
- Rachel Mandel, D.M.DFair Lawn, NJ 074101750607008
Common questions
What is Marina Guelfguat, DDS's NPI number?
Marina Guelfguat, DDS's National Provider Identifier (NPI) is 1902008816, issued on Jun 3, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Marina Guelfguat, DDS located?
The NPPES record lists a practice address at 19-21 Fair Lawn Ave, Fair Lawn, NJ, 07410. Phone: (201) 475-5555. Providers update this record themselves, so call before visiting.
How can I verify Marina Guelfguat, DDS's license?
NPPES lists New Jersey license number 22DI02279500, as entered by the provider. Search the New Jersey board that licenses this profession; the NPPES record confirms identity only.
How much does Marina Guelfguat, DDS prescribe under Medicare Part D?
In 2024, Marina Guelfguat, DDS had 29 Medicare Part D claims for 15 beneficiaries; the average among dentist prescribers was 86. 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.