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Summary
Dr. Larry Sy is an internal medicine physician with 37 years of experience caring for patients with a wide range of medical conditions. He earned his medical degree from the University of Santo Tomas Faculty of Medicine and Surgery and completed his residency training at Evanston Hospital. Dr. Sy is fluent in both English and Spanish, allowing him to serve diverse patient populations.
Dr. Sy practices at locations in Rockford and Dixon, Illinois, and maintains an affiliation with UW Health Heart Hospital. He specializes in treating complex conditions such as electrolyte imbalances and altered consciousness levels. His clinical expertise includes performing comprehensive metabolic panels and kidney function tests to help diagnose and monitor patient health.
Dr. Sy practices at locations in Rockford and Dixon, Illinois, and maintains an affiliation with UW Health Heart Hospital. He specializes in treating complex conditions such as electrolyte imbalances and altered consciousness levels. His clinical expertise includes performing comprehensive metabolic panels and kidney function tests to help diagnose and monitor patient health.
Overview based on verified provider data
Quick Facts
- accepting new patients
- 37 years of experience
- 16 insurance plans accepted
- speaks English, Spanish
- Evanston Hospital
- 1 specialty
- 7 areas of expertise
- 1 hospital affiliation
- 2 office locations
- Male
Office Locations
Dr. Larry Ong Sy has 2 locationsCrusader Community Health On West State Street
1200 W State StRockford, IL 61102 Tel: (815) 490-1600
Mon8:00 am - 8:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 8:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed
Compare with Similar Doctors
 |  |  |  |
| Dr. Larry Ong Sy, MD | Dr. Adewumi Bakare DMSc, PA-C | Dr. Firas Aubeid, MD, MBA, FACP | Dr. Mohammed S Zaman |
| Internal Medicine | Internal Medicine | Internal Medicine | Internal Medicine |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | Accepts New Patients |
| 37 Years of Experience | 5 Years of Experience | 19 Years of Experience | |
| No Virtual Visit Option | Virtual Visit Available | Virtual Visit Available | No Virtual Visit Option |
| Speaks English, Spanish | Speaks English, Spanish, Yoruba, French, Russian, Arabic, Chinese, Chinese (Mandarin) | Speaks English | |
| Rockford , IL | Mesquite , TX | New Lenox , IL | Rockford , IL |
| Med School: University Of Santo Tomas Faculty Of Medicine And Surgery | Med School: University of Lynchburg - DMSc | Med School: University Of Aleppo Faculty Of Medicine | |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Larry Ong Sy
Medical Specialties
Dr. Larry Ong Sy has the following specialty
Specialty Expertise
Dr. Larry Ong Sy has the following 7 areas of expertise
Certifications, License, & Education
37 Years Experience
Dr. Larry Ong Sy 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 Evanston Hospital.
Medical School
Graduated from University Of Santo Tomas Faculty Of Medicine And Surgery in 1989.
NPI Number
Dr. Sy's NPI number is 1932182995.
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Frequently Asked Questions
- Is Dr. Larry Sy accepting new patients?
- Dr. Larry Sy is accepting new patients on Vitals. View Dr. Larry Sy's profile on Vitals to make an appointment.
- Does Dr. Larry Sy accept my insurance?
- You can see the insurance plans that Dr. Larry Sy accepts on their Vitals profile.
- Where is Dr. Larry Sy's office located?
- Dr. Larry Sy's office is located at 1200 W State St, Rockford, IL, 61102.
- How can I make an appointment with Dr. Larry Sy?
- You can find contact information for Dr. Larry Sy here on Vitals.
- Does Dr. Larry Sy accept virtual/telehealth appointments?
- Dr. Larry Sy has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
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