Summary

Dr. Stefan Karos treats nephrolithiasis, benign prostatic hyperplasia, and bladder cancer, and performs ureteral stent placement, cystoscopy, and laparoscopy. He has practiced urology and surgery for 40 years and is affiliated with Nashoba Valley Medical Center and Athol Hospital. He speaks English and Spanish.

Dr. Karos earned his medical degree from Rutgers New Jersey Medical School and completed his residency at UMDNJ. He sees patients in Leominster and Athol, Massachusetts.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 2.9
  • 40 years of experience
  • 20 insurance plans accepted
  • speaks English, Spanish
  • Umdnj
  • 17 written reviews
  • 2 specialties
  • 9 areas of expertise
  • 2 hospital affiliations
  • 4 office locations
  • Male

Patients’ Perspective

  • Flexible scheduling

Office Locations

Dr. Stefan Karos has 4 locations

Karos Stefan Office

50 Memorial Dr Ste 104Leominster, MA 01453
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 5:00 pm
SatClosed
SunClosed

Stefan Karos, MD, PC

50 Memorial DrLeominster, MA 01453

Umass Memorial Health Alliance-Clinton Hospital

60 Hospital RdLeominster, MA 01453

Athol Hospital

2033 Main StAthol, MA 01331

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Dr. Stefan Karos, MD
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Dr. Stefan Karos, MDDr. George Thomas Klauber, MDDr. Michael Walter Subrize, MDDr. Zakir Hussain, MD
UrologyPediatricsDiagnostic RadiologyEmergency Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
2.9 
4.6 
0 
2.9 
40 Years of Experience 62 Years of Experience 10 Years of Experience 29 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish
Leominster , MABoston , MAWinchester , MAMalone , NY
Med School: Rutgers New Jersey Medical School Med School: Kings College London School Of Medicine Med School: Renaissance School Of Medicine At Stony Brook University Med School: Punjab Medical College
Current Profile
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Insurance Plans Accepted by Dr. Stefan Karos

  • Accepts Medicare
  • Accepts Medicaid
  • AARP
  • Aetna
  • Blue Cross Blue Shield of Massachusetts
  • Cigna
  • Commonwealth Care Alliance
  • Fallon Community Health Plan (FCHP)
  • Fallon Community Health Plan (FCHP) - HMO
  • Fallon Community Health Plan (FCHP) - Medicare (Advantage HMO)
  • Harvard Pilgrim Health Care
  • Johns Hopkins Employer Health Programs
  • Mass General Brigham Health Plan
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicare
  • Tufts Health Plan
  • UnitedHealthcare
  • UnitedHealthcare - PPO
  • UnitedHealthcare Oxford
  • US Family Health Plan

Medical Specialties

Dr. Stefan Karos has the following 2 specialties

Specialty Expertise

Dr. Stefan Karos has the following 9 areas of expertise

  • Bladder Issues
  • Calculi (Stones)
  • Erectile Dysfunction (ED)
  • Kidney Stones
  • Overactive Urinary Bladder
  • Prostate Cancer
  • Prostatitis
  • Surgery
  • Urologic Emergencies

Certifications, License, & Education

40 Years Experience

Dr. Stefan Karos holds an active medical license in the state of Massachusetts.

Medical License

Medical Doctor with an active medical license in the state of Massachusetts that expires in 2027.

Education & Training

Residency

Completed their residency at Umdnj.

Medical School

Graduated from Rutgers New Jersey Medical School in 1986.

NPI Number

Dr. Karos' NPI number is 1376530378.

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Frequently Asked Questions

Where is Dr. Stefan Karos's office located?
Dr. Stefan Karos's office is located at 50 Memorial Dr Ste 104, Leominster, MA, 01453.
Which hospitals is Dr. Stefan Karos affiliated with?
Dr. Stefan Karos is affiliated with Nashoba Valley Medical Center and Athol Hospital.
Does Dr. Stefan Karos accept my insurance?
You can see the insurance plans that Dr. Stefan Karos accepts on their Vitals profile.
Is Dr. Stefan Karos accepting new patients?
Dr. Stefan Karos is accepting new patients on Vitals. View Dr. Stefan Karos's profile on Vitals to make an appointment.
How can I make an appointment with Dr. Stefan Karos?
You can find contact information for Dr. Stefan Karos here on Vitals.

Data Sources

This provider profile is built using data from:

  • NPPES NPI Registry
  • State medical licensing boards
  • Healthcare system and provider network data

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