NPPES file of Aug 9, 2026

Dorothy Lam, M.D.

Diagnostic Radiology Physician · Chicago, IL

Dorothy Lam, M.D. is a diagnostic radiology physician with a practice address in Chicago, Illinois, and NPI 1497911044, issued on Aug 4, 2008. Check the license (Illinois 036-120792, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; 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
1497911044
Name
Dorothy Lam
Credential
M.D.
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
036-120792 IL
Self-reported in NPPES; status is on the state search
Practice location
5145 N. California Ave., Chicago, IL 60625
Phone
(773) 989-3814
Enumerated
Aug 4, 2008
Record last updated
Dec 30, 2025
Medicare enrollment
Enrolled (PECOS I20101229000193); accepts Medicare assignment
Medical or professional school
Baylor College Of Medicine, 2004
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 5145 N. California Ave.

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

  1. Talal Akhter, M.D.Vascular & Interventional Radiology Physician1356760995
  2. Michelle Beck, M.D.Obstetrics & Gynecology Physician1235576158
  3. Yelena Dukarevich, MDEmergency Medicine Physician1699093823
  4. Megan Evans, PA-CPhysician Assistant1801228036
  5. Karen Meyer, MDDiagnostic Radiology Physician1396766978

Verify Dorothy Lam in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 036-120792
    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 Illinois license search

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The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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 score100.0
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

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

Industry payments in 2024: $422.37

3 payments; by number, the most common kind was food and beverage; the largest payer was GE Healthcare. The 8,048 providers of this specialty with any payment received $2,488.38 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Dorothy Lam$422.37
  2. Specialty average$2,488.38

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

Bills Medicare through 2 group practices

  1. Diagnostic Radiology Specialists, S.C.Chicago, IL
  2. Endeavor Health Medical GroupEvanston, IL

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

Diagnostic Radiology Physician providers in Illinois

There are 1,874 diagnostic radiology physician records in Illinois.

Other diagnostic radiology physician records in Illinois

  1. Samir Abboud, MDChicago, IL1124361324
  2. Sarah Abdel-HadiChicago, IL1932846490
  3. Gerges Abdelsayed, MBBCH BAOMaywood, IL1942902606
  4. Hiroyuki AbeChicago, IL1275684243
  5. Nicole Abedrabbo, MDChicago, IL1629872395
  6. Rita Abejo, MDChicago, IL1477509537
  7. Matthew Abell, M.D.Springfield, IL1568726826
  8. Kinan Abou-Kassem, MDSpringfield, IL1609405026
  9. Srishti Abrol, MDChicago, IL1396240214
  10. Sharon Adam, M.D.Chicago, IL1619361763

Common questions

What is Dorothy Lam, M.D.'s NPI number?

Dorothy Lam, M.D.'s National Provider Identifier (NPI) is 1497911044, issued on Aug 4, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Dorothy Lam, M.D. located?

The NPPES record lists a practice address at 5145 N. California Ave., Chicago, IL, 60625. Phone: (773) 989-3814. Providers update this record themselves, so call before visiting.

How can I verify Dorothy Lam, M.D.'s license?

NPPES lists Illinois license number 036-120792, as entered by the provider. 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.

What is Dorothy Lam, M.D.'s MIPS final score?

The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.