NPPES file of Aug 9, 2026

Richard Jefffrey Kobak, D.D.S.

Dentist · Syosset, NY

Richard Jefffrey Kobak, D.D.S. is a dentist with a practice address in Syosset, New York, and NPI 1538213889, issued on Jan 23, 2007. Check the license (New York 042775, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1538213889
Name
Richard Jefffrey Kobak
Credential
D.D.S.
Primary taxonomy
Dentist 122300000X
License number
042775 NY
Self-reported in NPPES; status is on the state search
Practice location
590 Jericho Turnpike, Syosset, NY 11791
Phone
(516) 433-2211
Enumerated
Jan 23, 2007
Record last updated
Mar 5, 2025
Fax
(516) 681-2562
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 590 Jericho Turnpike

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

  1. Francine Raxenberg, DDSDentist1255490553

Verify Richard Jefffrey Kobak in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New York board licenses this profession
    Search for license 042775
    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
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38% fewer Medicare Part D claims than the average dentist in 2024

53 Medicare Part D claims for 38 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Richard Kobak53
  2. Specialty average86

Most prescribed

  1. Amoxicillin42 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.

Industry payments in 2024: $14.83

1 payment: food and beverage; the largest payer was OraPharma, a division of Bausch Health US, LLC. The 31,974 providers of this specialty with any payment received $540.36 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Richard Kobak$14.83
  2. Specialty average$540.36

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

16 dentist records list a practice address in Syosset

They are 16 of the 1,054 NPPES records with a practice address in Syosset, and 5,918 dentist records in New York.

Other dentist records in New York

  1. Mario Abati, D.D.S.Bronx, NY1770506123
  2. Igor Abayev, DDSJackson Heights, NY1982797387
  3. Maricelle Abayon, D.M.D.Rochester, NY1174767511
  4. Albana AbaziBrooklyn, NY1912646530
  5. Adam Abdeh, DDSMonroe, NY1639299985
  6. Youssef Abdel-AzizeNew York, NY1700536240
  7. Nora Abdelrahman, DDSDobbs Ferry, NY1417649401
  8. Jamaad AbdiBronx, NY1609458421
  9. Seema Abdullah, DDSBuffalo, NY1427258565
  10. Yitzchok Abed, DDSBronx, NY1437656782

Common questions

What is Richard Jefffrey Kobak, D.D.S.'s NPI number?

Richard Jefffrey Kobak, D.D.S.'s National Provider Identifier (NPI) is 1538213889, issued on Jan 23, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Richard Jefffrey Kobak, D.D.S. located?

The NPPES record lists a practice address at 590 Jericho Turnpike, Syosset, NY, 11791. Phone: (516) 433-2211. Providers update this record themselves, so call before visiting.

How can I verify Richard Jefffrey Kobak, D.D.S.'s license?

NPPES lists New York license number 042775, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.

How much does Richard Jefffrey Kobak, D.D.S. prescribe under Medicare Part D?

In 2024, Richard Jefffrey Kobak, D.D.S. had 53 Medicare Part D claims for 38 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.