NPPES file of Aug 9, 2026

Michael Marks, M.D.

Orthopaedic Surgery Physician · Norwalk, CT

Michael Marks, M.D. is an orthopaedic surgery physician with a practice address in Norwalk, Connecticut, and NPI 1720087430, issued on Jul 15, 2005. Check the license (Connecticut 028933, as entered in NPPES) on the Connecticut Medical Examining Board; 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
1720087430
Name
Michael Marks
Credential
M.D.
Primary taxonomy
Orthopaedic Surgery Physician 207X00000X
License number
028933 CT
Self-reported in NPPES; status is on the state search
Practice location
24 Stevens St, Norwalk, CT 06850
Phone
(203) 852-2000
Enumerated
Jul 15, 2005
Record last updated
Nov 17, 2016 (not updated in 10 years: call before relying on the address or phone)
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 24 Stevens St

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

  1. Janet Andrews, M.D.Emergency Medicine Physician1558385773
  2. Steven AreccoPharmacist1952430969
  3. Deborah August, M.D.Anatomic Pathology & Clinical Pathology Physician1801871504
  4. James Babashak, MDAnesthesiology Physician1932102803
  5. Paul Beiles, MDAnesthesiology Physician1043213978
  6. James Belisle, MDNeonatal-Perinatal Medicine Physician1679543136

Verify Michael Marks in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 028933
    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
Open the Connecticut 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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Industry payments in 2024: $183.72

2 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 15,003 providers of this specialty with any payment received $23,022.89 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Michael Marks$184
  2. Specialty average$23,023

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

Michael Marks among 348 orthopaedic surgery physician records in Connecticut

Michael Marks, M.D. is one of 348 orthopaedic surgery physician records with a practice address in Connecticut. 76% 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, 79% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileNo · 64% of these records are
  • Record last updated2016 · 66% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207X00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Orthopaedic Surgery Physician providers in Connecticut

There are 348 orthopaedic surgery physician records in Connecticut.

The 8 orthopaedic surgery physician records with the nearest ZIP codes

  1. Jonathan Kurland, MDNorwalk, CT 068501578775391
  2. Jerome Barton, M.D.Norwalk, CT 068511871592600
  3. Lawrence Lefkowitz, MDNorwalk, CT 068511609889104
  4. Michael Lynch, M.D.Norwalk, CT 068511811996556
  5. Paul Markey, M.D.Norwalk, CT 068511639178346
  6. Nicholas Polifroni, M.D.Norwalk, CT 068511508865288
  7. Jonathan Berliner, M.D.Greenwich, CT 068311063706232
  8. Kevin Choo, M.D.Greenwich, CT 068311952746836

Common questions

What is Michael Marks, M.D.'s NPI number?

Michael Marks, M.D.'s National Provider Identifier (NPI) is 1720087430, issued on Jul 15, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Michael Marks, M.D. located?

The NPPES record lists a practice address at 24 Stevens St, Norwalk, CT, 06850. Phone: (203) 852-2000. Providers update this record themselves, so call before visiting.

How can I verify Michael Marks, M.D.'s license?

NPPES lists Connecticut license number 028933, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.