Registry data as of Aug 27, 2026

Mark Liss, MD

Specialist · New Rochelle, NY

Mark Liss, MD is a specialist with a practice address in New Rochelle, New York, and NPI 1902906142, issued on Sep 25, 2006. Check the license (New York 137170, 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, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1902906142
Name
Mark Liss
Credential
MD
Primary taxonomy
Specialist 174400000X
License number
137170 NY
Self-reported in NPPES; status is on the state search
Practice location
140 Lockwood Ave, New Rochelle, NY 10801
Phone
(914) 633-0888
Enumerated
Sep 25, 2006
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 140 Lockwood Ave

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

  1. Franklin Bocian, M.D.Ophthalmology Physician1134131899
  2. Allen Chefitz, MDSurgery Physician1619077856
  3. John Como, DDSGeneral Practice Dentistry1649304718
  4. Ashok Dawani, PHARMACISTPharmacist1093030116
  5. Dorothy Fox, LCSWClinical Social Worker1578574679
  6. Ivis Getz, D.M.DPediatric Dentistry1598977118

Verify Mark Liss 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 137170
    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.

60% fewer Medicare Part D claims than the average specialist in 2024

612 Medicare Part D claims for 203 beneficiaries, against an average of 1,524 among the 12,477 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.

  1. Mark Liss612
  2. Specialty average1,524

Most prescribed

  1. Omeprazole112 claims
  2. Famotidine91 claims
  3. Gavilyte-G63 claims
  4. Pantoprazole Sodium60 claims
  5. Linzess44 claims
  6. Mesalamine41 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 Medicare quality 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: $111.16

5 payments, mostly food and beverage; the largest payer was Ironwood Pharmaceuticals, Inc. The 9,482 providers of this specialty with any payment received $4,756.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mark Liss$111.16
  2. Specialty average$4,756.65

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

One hospital or facility affiliation

  1. Montefiore New Rochelle HospitalNew Rochelle, NY · Acute Care Hospitals1 of 5 stars

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

230 specialist records list a New Rochelle practice address

They are 230 of the 2,105 NPPES records with a New Rochelle practice address, and 23,149 specialist records in New York.

Other specialist records in New York

  1. Caroline A BorumOswego, NY1669333019
  2. Kerry AaronFairport, NY1669735197
  3. Bracha Aaronson, SPECIAL EDUCATORBrooklyn, NY1790279800
  4. Gayle Aaronson, SPECIALISTNew York, NY1457772329
  5. Kerly Abad AvilaNew York, NY1194403287
  6. Suzy AbadiBrooklyn, NY1215744545
  7. Liana AbagnaloStaten Island, NY1730693219
  8. Aimee Abante, PTBrooklyn, NY1497293948
  9. Patricia Abate, MS.ED, BCBA, LBANew York, NY1447673280
  10. Rachel AbateAlbany, NY1649796996

Common questions

What is Mark Liss, MD's NPI number?

Mark Liss, MD's National Provider Identifier (NPI) is 1902906142, issued on Sep 25, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark Liss, MD located?

The NPPES record lists a practice address at 140 Lockwood Ave, New Rochelle, NY, 10801. Phone: (914) 633-0888. Providers update this record themselves, so call before visiting.

How can I verify Mark Liss, MD's license?

NPPES lists New York license number 137170, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.

How much does Mark Liss, MD prescribe under Medicare Part D?

In 2024, Mark Liss, MD had 612 Medicare Part D claims for 203 beneficiaries; the average among specialist prescribers was 1,524. Part D covers Medicare prescriptions only.

What is Mark Liss, MD's Medicare quality 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), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.