4.3
46 Ratings with 32 written Reviews
Summary
Dr. Syed Zahir is an oncologist who brings nearly four decades of medical expertise to his practice in Crystal Lake, Illinois. He completed his medical education at Mahadevappa Rampure Medical College and pursued his residency training at the Medical College of Wisconsin. With 39 years of experience treating cancer patients, Dr. Zahir has developed extensive knowledge in managing complex oncological conditions. He is fluent in both English and Spanish, enabling him to serve diverse patient populations throughout the region.
Dr. Zahir practices at Mercyhealth Hospital And Physician Clinic Crystal Lake and maintains locations in Crystal Lake and Woodstock. His clinical expertise includes treating blood disorders such as iron deficiency anemia and multiple myeloma, as well as managing patients with advanced chronic kidney disease. He performs essential diagnostic tests like complete blood counts and white blood cell differentials to monitor patient health. Dr. Zahir also provides …infusion therapy services for patients requiring specialized medication delivery. Patients have rated his care at 4.4 out of 5 stars on average, reflecting their confidence in his comprehensive approach to oncology treatment.
Read More Read less Dr. Zahir practices at Mercyhealth Hospital And Physician Clinic Crystal Lake and maintains locations in Crystal Lake and Woodstock. His clinical expertise includes treating blood disorders such as iron deficiency anemia and multiple myeloma, as well as managing patients with advanced chronic kidney disease. He performs essential diagnostic tests like complete blood counts and white blood cell differentials to monitor patient health. Dr. Zahir also provides …infusion therapy services for patients requiring specialized medication delivery. Patients have rated his care at 4.4 out of 5 stars on average, reflecting their confidence in his comprehensive approach to oncology treatment.
Overview based on verified provider data
Quick Facts
- accepting new patients
- 39 years of experience
- speaks English, Spanish
- Medical College Of Wisconsin
- 32 written reviews
- 1 specialty
- 8 areas of expertise
- 1 hospital affiliation
- 3 office locations
- Male
Patients’ Perspective
- Gave an accurate diagnosis
- Had a good bedside manner
- Spent time with me
Based on patient feedback. Read the reviews
Office Locations
Dr. Syed Aslam Zahir has 3 locationsIllinois Cancer Specialists Crystal Lake
360 Station Dr Ste 201Crystal Lake, IL 60014 Tel: (815) 363-0066
Mon8:30 am - 5:00 pm
Tue8:30 am - 5:00 pm
Wed8:30 am - 5:00 pm
Thu8:30 am - 5:00 pm
Fri8:30 am - 5:00 pm
SatClosed
SunClosed
Mercyhealth Hospital And Physician Clinic Crystal Lake
875 S Il Route 31Crystal Lake, IL 60014 Tel: (779) 220-5500
Compare with Similar Doctors
 |  | | |
| Dr. Syed Aslam Zahir, MD | Dr. Steven Eugene Benner | Dr. Yirong Zhu | Dr. Gary Gordon |
| Oncology | Oncology | Internal Medicine | Internal Medicine |
| Accepts New Patients | Accepts New Patients | ||
| 39 Years of Experience | 41 Years of Experience | 9 Years of Experience | 49 Years of Experience |
| No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option |
| Speaks English, Spanish | |||
| Crystal Lake , IL | Northbrook , IL | Rolling Meadows , IL | Elk Grove Village , IL |
| Med School: Mahadevappa Rampure Medical College | Med School: University Of Missouri Columbia School Of Medicine | Med School: Michigan State University College Of Osteopathic Medicine | Med School: Johns Hopkins University School Of Medicine |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Syed Aslam Zahir
Medical Specialties
Dr. Syed Aslam Zahir has the following specialty
Specialty Expertise
Dr. Syed Aslam Zahir has the following 8 areas of expertise
Certifications, License, & Education
39 Years Experience
Dr. Syed Aslam Zahir holds an expired medical license in the state of Illinois.
Medical License
Medical Doctor with an expired medical license in the state of Illinois that expired in 2026.
Education & Training
Residency
Completed their residency at Medical College Of Wisconsin.
Medical School
Graduated from Mahadevappa Rampure Medical College in 1987.
NPI Number
Dr. Zahir's NPI number is 1538156732.
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Frequently Asked Questions
- Does Dr. Syed Zahir accept my insurance?
- You can see the insurance plans that Dr. Syed Zahir accepts on their Vitals profile.
- What languages does Dr. Syed Zahir speak?
- Dr. Syed Zahir speaks English and Spanish.
- Where is Dr. Syed Zahir's office located?
- Dr. Syed Zahir's office is located at 360 Station Dr Ste 201, Crystal Lake, IL, 60014.
- How can I make an appointment with Dr. Syed Zahir?
- You can find contact information for Dr. Syed Zahir here on Vitals.
- Which hospitals is Dr. Syed Zahir affiliated with?
- Dr. Syed Zahir is affiliated with Mercyhealth Hospital And Physician Clinic Crystal Lake.
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