Summary

Dr. James Greenberg specializes in surgery with 35 years of experience helping patients with a wide range of surgical needs. He earned his medical degree from the University of Missouri-Kansas City School of Medicine and completed his general surgery residency at Loyola University Medical Center in 1992. Dr. Greenberg is board-certified in surgery by the American Board of Surgery. He speaks English fluently.

Dr. Greenberg practices at Mercyhealth Hospital and Medical Center locations in Harvard, Illinois and Lake Geneva, Wisconsin. He treats patients with colon polyps, diverticular disease, and helps those working to overcome tobacco use disorder. His surgical expertise includes performing colonoscopies, lower gastrointestinal procedures, and minimally invasive laparoscopic surgeries. Patients have given him an average rating of 4.1 stars for his care.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.1
  • 35 years of experience
  • 9 insurance plans accepted
  • speaks English
  • Loyola Univ Med Ctr, General Surgery
  • 8 written reviews
  • 1 award
  • 1 specialty
  • 1 board certification
  • 1 hospital affiliation
  • 2 office locations
  • Male

Patients’ Perspective

  • Had a good bedside manner
  • Flexible scheduling

Awards

  • Vitals Preferred Provider

    • Vitals Preferred Provider Award
      • Preferred Provider badge recognizes providers that are committed to transparency, responsiveness and great service to patients, and have earned a high patient satisfaction rating.

  • Click for our Methodology

Office Locations

James J. Greenberg has 2 locations

Mercyhealth Hospital and Medical Center–Harvard

901 Grant St.Harvard, IL 60033
Mon12:00 am - 11:59 pm
Tue12:00 am - 11:59 pm
Wed12:00 am - 11:59 pm
Thu12:00 am - 11:59 pm
Fri12:00 am - 11:59 pm
Sat12:00 am - 11:59 pm
Sun12:00 am - 11:59 pm

Mercyhealth Hospital and Medical Center–Walworth

N2950 State Road 67Lake Geneva, WI 53147
Mon12:00 am - 11:59 pm
Tue12:00 am - 11:59 pm
Wed12:00 am - 11:59 pm
Thu12:00 am - 11:59 pm
Fri12:00 am - 11:59 pm
Sat12:00 am - 11:59 pm
Sun12:00 am - 11:59 pm

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James J. Greenberg, MD
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James J. Greenberg, MDDr. Alexandra Lelchuk, MDDr. Daniel Clark Painter, MDDr. Ivan Adolfo Parra Sanchez, MD
SurgeryPain MedicinePhysical Medicine & RehabilitationAnesthesiology
Accepts New Patients Accepts New Patients Accepts New Patients
4.1 
35 Years of Experience 10 Years of Experience 13 Years of Experience 28 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English
Harvard , ILKenosha , WIRockford , ILEau Claire , WI
Med School: University of Mo-Kansas City Sch of Med, Kansas City Mo Med School: Rush Medical College Of Rush University Medical Center Med School: Chicago Medical School At Rosalind Franklin University-Medicine & Sciences Med School: Fundacion Universitaria Juan N Corpas
Current Profile
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Insurance Plans Accepted by James J. Greenberg

  • Allegiance Life and Health
  • CHAMPVA
  • Cigna
  • Mercy Care
  • Molina Healthcare
  • Molina Healthcare - Medicaid (Managed)
  • UnitedHealthcare
  • WPS Health Plan
  • Zing Health

Medical Specialties

James J. Greenberg has the following specialty

Certifications, License, & Education

35 Years Experience

James J. Greenberg holds active and expired medical licenses in the states of Wisconsin and Illinois. They are board certified in Surgery by the American Board of Surgery.

Board Certifications

Board certified in Surgery by the American Board of Surgery.

Medical License

Medical Doctor with an active medical license in the state of Wisconsin that expires in 2027 and an expired medical license in the state of Illinois that expired in 2026.

Education & Training

Residency

Completed their residency at Loyola Univ Med Ctr, General Surgery and Loyola University Med Center in 1992.

Medical School

Graduated from University of Mo-Kansas City Sch of Med, Kansas City Mo in 1991.

NPI Number

James J. Greenberg's NPI number is 1164412136.

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Frequently Asked Questions

Does James Greenberg accept virtual/telehealth appointments?
James Greenberg has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
What languages does James Greenberg speak?
James Greenberg speaks English.
Where is James Greenberg's office located?
James Greenberg's office is located at 901 Grant St., Harvard, IL, 60033.
How can I make an appointment with James Greenberg?
You can find contact information for James Greenberg here on Vitals.
Does James Greenberg accept my insurance?
You can see the insurance plans that James Greenberg accepts on their Vitals profile.

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