Ballston:703-525-8863
Fairfax: 703-573-9800

Welcome to GIMG!

"We care for and respect our patients, working together as a team to deliver the best medical care possible".
– Dr. Kenneth Zweig, GIMG

If you have already chosen GIMG for your medical care, thank you! If you are still deciding, we hope the following will help you make your choice.

What makes GIMG special?

Our practice consists of award-winning, board certified physicians, physician assistants, nurse practitioners and a registered dietician. We also have physicians on staff that specialize in cardiology and geriatrics.

GIMG has offices in the Merrifield area of Fairfax, VA and the Ballston area of Arlington, VA. We offer the following services:

  • Same day availability for urgent illnesses
  • Extended day evening hours
  • Saturday appointments,
  • A daily call-in time when you can speak directly to a physician.

Our Patient Preferred Access Portal allows patients who subscribe to:

  • Access lab results online
  • Schedule appointments
  • Request insurance referrals and prescription refills
  • View secure personal health information

All of which can be done online from the convenience of your home computer!

Please consult the About Us section of our Web site for more information about our providers, office hours, and appointments.

We hope you choose to join us!

First Visit?

Please bring a list of all medications you are taking, and how you are taking them. If possible, please also bring pertinent medical records, or have them sent to us from your previous physician.

Feel free to fill out your New Patient Form in advance, to save you time on the day of your appointment.

Insurance Questions?

GIMG participates in most area health plans, but check to be sure your insurance plan is on our list of participating plans. We encourage you to contact your insurer and consult your benefits information to stay informed of what is and is not covered by them, and to avoid surprises. GIMG requests payment for all co-pays and non-covered services at the time of your visit.

Click here for more insurance and payment information.

Patient Testimonials
"As a long-time patient, I am accustomed to and grateful for years of excellent clinical care plus appropriate and respectful treatment by staff at General Internal Medicine.... in at least 22 years, I have never had a bad experience. Other medical practices can learn much from GIMG."

"The first hour of the morning (between 0800-0900), you can call in and actually TALK to your doctor [...]. I love this. No more playing phone tag with your doc to try to get lab results that they need to talk to you about."

"This is the best practice I've ever been to. I'm very happy with everything."

"I've been a patient for 20 years, and like everyone at GIMG."

"I like that my prescriptions can be sent electronically to my pharmacy, and am pleased with everything."

"I'm very happy with everyone working at GIMG. Everyone is friendly and has a good sense of humor."

"I've been a patient for years… everyone is wonderful, from the staff, to the physician assistants, to my doctor."

"This is by far the best run doctor's office I have ever been to in my 45 years on this Earth. Please keep up the good work!"