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Dr. Mark Wang, M.D.

Pathology (Anatomic Pathology & Clinical Pathology Physician)

251 E Huron St, Feinberg Pavilion
Chicago, IL 60611

Who else practices at this address →

Cook County includes primary care (3% of residents) and mental health (4% of residents) shortage areas. About shortage areas

Call (312) 503-8144

  • Medicare participating

At a glance

Years since graduation
17
In the NPI registry since
2009
Medicare patients seen, 2024
757

The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is

Education and training

  • 2009Medical school: Northwestern University Feinberg Medical School
  • 2009Registered with an NPI (national billing number; not a license date)

Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).

Specialties and state licenses

  • Anatomic Pathology & Clinical Pathology Physician primary
    IL license 125055907

As reported to the NPI registry. To confirm a license is current, check the state medical board.

Map: Pathology per capita by county →

Where they work

Hospitals

Medical groups

Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.

Medicare patients and services

Medicare patients, 2024
757
Services billed
2,971
Patients’ average age
72
Most frequent Medicare services, 2023
ServiceTimesPatients
Pathology examination of tissue using a microscope, intermediate complexity1,100517
Special stained specimen slides to examine tissue, each additional procedure647129
Special stained specimen slides to examine tissue, initial procedure242202
Pathology examination of tissue using a microscope, moderately high complexity216109
Pathology examination of tissue using a microscope, moderately low complexity127113
Microscopic genetic analysis of tumor, manual9742
Pathology examination of specimen during surgery, first tissue block6442
Preparation of tissue for examination by removing any calcium present5750
Special stained specimen slides to identify organisms including interpretation and report5124
Pathology examination of specimen during surgery, each additional tissue block4918

Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.

Other Pathology clinicians in Chicago

Sources

NPI registry (CMS NPPES, November 2026; record last updated June 16, 2009), Medicare Care Compare, Medicare Physician & Other Practitioners (2024), Medicare Part D Prescribers (2024) and Open Payments (2025). Information is self-reported or billed data and may be out of date; call before visiting.

NPI 1003043167. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.