Registry data as of Aug 27, 2026

Shishir Maithel, MD

Surgical Oncology Physician · Chicago, IL

Shishir Maithel, MD is a surgical oncology physician with a practice address in Chicago, Illinois, and NPI 1750540233, issued on Jun 9, 2008. 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
1750540233
Name
Shishir Maithel
Credential
MD
Primary taxonomy
Surgical Oncology Physician 2086X0206X
Practice location
675 N Saint Clair St Ste 21-100, Chicago, IL 60611
Phone
(312) 695-0990
Enumerated
Jun 9, 2008
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 675 N Saint Clair St Ste 21-100

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

  1. Yasmin Abaza, M.D.Hematology & Oncology Physician1033548383
  2. Aditi AcharyaPhysician Assistant1922629203
  3. Alexis Adamsick, DNP, APRN, FNP-CFamily Nurse Practitioner1699485631
  4. Nicole Back, PA-CPhysician Assistant1134672116
  5. Nicole Bubes, PA-CPhysician Assistant1457864993
  6. Laura Campa, APRN, CNPFamily Nurse Practitioner1093366734

Verify Shishir Maithel 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.

11% fewer Medicare Part D claims than the average surgical oncology physician in 2024

88 Medicare Part D claims for 36 beneficiaries, against an average of 99 among the 895 providers of this specialty who prescribed in Part D.

  1. Shishir Maithel88
  2. Specialty average99

Most prescribed

  1. Pantoprazole Sodium32 claims
  2. Gabapentin11 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.

The Medicare quality score for 2023: 92.3 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score73.8
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

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

Industry payments in 2024: $6,891.48

9 payments, mostly consulting fee; the largest payer was AstraZeneca Pharmaceuticals LP. 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. Shishir Maithel$6,891.48
  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. Northwestern Medical Faculty FoundationChicago, 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. Mark Connolly, M.D.Chicago, IL1033162839

Common questions

What is Shishir Maithel, MD's NPI number?

Shishir Maithel, MD's National Provider Identifier (NPI) is 1750540233, issued on Jun 9, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Shishir Maithel, MD located?

The NPPES record lists a practice address at 675 N Saint Clair St Ste 21-100, Chicago, IL, 60611. Phone: (312) 695-0990. Providers update this record themselves, so call before visiting.

How can I verify Shishir Maithel, MD'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 Shishir Maithel, MD prescribe under Medicare Part D?

In 2024, Shishir Maithel, MD had 88 Medicare Part D claims for 36 beneficiaries; the average among surgical oncology physician prescribers was 99. Part D covers Medicare prescriptions only.

What is Shishir Maithel, MD's Medicare quality score?

The 2023 MIPS final score is 92.3 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.