NPPES file of Aug 9, 2026

Mark Silverman, M.D.

Specialist · Oceanside, NY

Mark Silverman, M.D. is a specialist with a practice address in Oceanside, New York, and NPI 1780674184, issued on Oct 26, 2005. Check the license (New York 174124-1, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1780674184
Name
Mark Silverman
Credential
M.D.
Primary taxonomy
Specialist 174400000X
License number
174124-1 NY
Self-reported in NPPES; status is on the state search
Practice location
258 Merrick RD, Oceanside, NY 11572
Phone
(516) 255-0684
Enumerated
Oct 26, 2005
Record last updated
Jul 13, 2026
Fax
(516) 255-5353
Medicare enrollment
Enrolled (PECOS I20040608001265); accepts Medicare assignment
Medical or professional school
Tufts University School Of Medicine, 1986
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 258 Merrick RD

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

  1. Roxanne Abitbol, M.D.Dermatology Physician1841415197
  2. Michael Cohen, M.D.MOHS-Micrographic Surgery Physician1275531857
  3. Russell Cohen, M.D.Dermatology Physician1538167242
  4. Barrett Eisenstat, M.D.Dermatology Physician1285631176
  5. Eric Feit, MDDermatology Physician1346701836
  6. Craig Kornreich, M.D.Dermatology Physician1336146232

Verify Mark Silverman 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 174124-1
    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 York license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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9% fewer Medicare Part D claims than the average specialist in 2024

1,257 Medicare Part D claims for 520 beneficiaries, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D.

  1. Mark Silverman1,257
  2. Specialty average1,380

Most prescribed

  1. Triamcinolone Acetonide250 claims
  2. Ketoconazole187 claims
  3. Clobetasol Propionate160 claims
  4. Betamethasone Dipropionate113 claims
  5. Fluorouracil72 claims
  6. Prednisone62 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.

No measured MIPS final score for 2023

CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $280.38

15 payments; by number, the most common kind was food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 5,844 providers of this specialty with any payment received $4,760.79 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mark Silverman$280.38
  2. Specialty average$4,760.79

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

Bills Medicare through one group practice

  1. South Nassau Dermatology PCOceanside, NY

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Mark Silverman among 22,636 specialist records in New York

Mark Silverman, M.D. is one of 22,636 specialist records with a practice address in New York. 6% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 99% newer
  • In a Medicare fileYes · 6% of these records are
  • In the CMS Doctors and Clinicians fileYes · 4% of these records are
  • Graduated1986 · median 1990 among the 943 with a school on file
  • Record last updated2026 · 73% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

71 specialist records list a practice address in Oceanside

They are 71 of the 1,093 NPPES records with a practice address in Oceanside, and 22,636 specialist records in New York.

The 8 specialist records with the nearest ZIP codes

  1. Shveta Bagai, P.T.Oceanside, NY 115721376676577
  2. Jennifer Corrigan, L.M.T.Oceanside, NY 115721588878540
  3. Caryn Debrauwere, IBCLCOceanside, NY 115721700092186
  4. Sylvia Fonseca, P.T.Oceanside, NY 115721194805192
  5. Jason Freeman, M.D.Oceanside, NY 115721538244843
  6. Tali GerassiOceanside, NY 115721730371709
  7. Avraham Kosoff, PTOceanside, NY 115721831378546
  8. Ovidiu Krausz, MDOceanside, NY 115721144281973

Common questions

What is Mark Silverman, M.D.'s NPI number?

Mark Silverman, M.D.'s National Provider Identifier (NPI) is 1780674184, issued on Oct 26, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Mark Silverman, M.D. located?

The NPPES record lists a practice address at 258 Merrick RD, Oceanside, NY, 11572. Phone: (516) 255-0684. Providers update this record themselves, so call before visiting.

How can I verify Mark Silverman, M.D.'s license?

NPPES lists New York license number 174124-1, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.

How much does Mark Silverman, M.D. prescribe under Medicare Part D?

In 2024, Mark Silverman, M.D. had 1,257 Medicare Part D claims for 520 beneficiaries; the average among specialist prescribers was 1,380. Part D covers Medicare prescriptions only.

What is Mark Silverman, M.D.'s MIPS final score?

CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.

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.