Registry data as of Aug 27, 2026

Mark Connolly, M.D.

Surgical Oncology Physician · Chicago, IL

Mark Connolly, M.D. is a surgical oncology physician with a practice address in Chicago, Illinois, and NPI 1033162839, issued on May 19, 2006. Check the license on the Illinois Department of Financial and Professional Regulation; 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
1033162839
Name
Mark Connolly
Credential
M.D.
Primary taxonomy
Surgical Oncology Physician 2086X0206X
Practice location
2913 N Commonwealth Ave, Chicago, IL 60657
Phone
(773) 472-3427
Enumerated
May 19, 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 2913 N Commonwealth Ave

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

  1. Nicholas Anderson, M.A., LCPC, CAADCAddiction (Substance Use Disorder) Counselor1841662988
  2. Shayet Hossain Eshan, MDInternal Medicine Physician1588276620
  3. Moona Khan, M.DInternal Medicine Physician1679876106
  4. Shreyashi KhanalInternal Medicine Physician1104508605
  5. Zachary Kordik, M.D.Psychiatry Physician1578719381
  6. Albert Nguyen, DO, MPHPsychiatry Physician1740503788

Verify Mark Connolly in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck 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 Illinois 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.

61% fewer Medicare Part D claims than the average surgical oncology physician in 2024

39 Medicare Part D claims for 15 beneficiaries, against an average of 99 among the 895 providers of this specialty who prescribed in Part D. Brand-name drugs were 28% of claims.

  1. Mark Connolly39
  2. Specialty average99

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: $57.27

2 payments, mostly food and beverage; the largest payer was Pfizer Inc.. The 807 providers of this specialty with any payment received $3,186.36 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mark Connolly$57.27
  2. Specialty average$3,186.36

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. Presence Healthcare ServicesChicago, IL

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.

Surgical Oncology Physician providers in Illinois

There are 59 surgical oncology physician records in Illinois.

Other surgical oncology physician records in Illinois

  1. Shadi AlshammaryUrbana, IL1205780327
  2. Jingjing AnChicago, IL1235692666
  3. David Bentrem, MDChicago, IL1821072919
  4. Alan Blank, M.D.Chicago, IL1841581220
  5. Katherina Boettge, MDChicago, IL1427686963
  6. Jeffrey Bork, M.D.Chicago, IL1669482378
  7. Ciaran Bradley, M.D.Glen Ellyn, IL1518043603
  8. Charles Brown, M.D.La Grange Highlands, IL1942272968
  9. Akhil Chawla, M.D.Warrenville, IL1396062253
  10. Myles Cunningham, MDWinnetka, IL1205093697

Common questions

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

Mark Connolly, M.D.'s National Provider Identifier (NPI) is 1033162839, issued on May 19, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark Connolly, M.D. located?

The NPPES record lists a practice address at 2913 N Commonwealth Ave, Chicago, IL, 60657. Phone: (773) 472-3427. Providers update this record themselves, so call before visiting.

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

Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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

In 2024, Mark Connolly, M.D. had 39 Medicare Part D claims for 15 beneficiaries; the average among surgical oncology physician prescribers was 99. Part D covers Medicare prescriptions only.

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.