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8008 Westpark Dr, McLean, VA, 22102, United States
Get directions| Weekday | Schedule | Status |
|---|---|---|
| Mon | 9:00 a.m. to 6:00 p.m. | |
| Tue | 9:00 a.m. to 6:00 p.m. | |
| Wed | 9:00 a.m. to 6:00 p.m. | |
| Thu | 9:00 a.m. to 6:00 p.m. | |
| Fri | 9:00 a.m. to 6:00 p.m. | |
| Sat | Closed | |
| Sun | Closed |
EXTRAORDINARY combination of Intellect and Heart. Dr. Tretiak is very caring and very knowledgeable. He did his residency in Hawaii. I grew up in Hawaii and now reside on the east coast. I attest that Dr. Tretiak embodies the Aloha spirit ~ he treats his patients with respect, kindness and humanity. EXCELLENT DOCTOR!
I just gave birth last week with Dr. Mark and he is very dedicated, helpful, knowledgeable, respectful and professional. Thank you Dr. Mark!
He is the best doctor I literally drive 45 min to my appointments. I will not be changing doctors anytime soon. The best.
I had surgery with Dr. Mark at Kaiser Permanente Tysons Corner Medical Center. I am very satisfied with my experience. He is very professional, kind, and dedicated. He explained everything clearly and made me feel comfortable before surgery. His follow-up care after the procedure was also excellent. I truly appreciate his responsibility and support. Thank you very much, doctor!
I delivered a beautiful, healthy baby at Inova Fair Oaks on 03/29/2026. Dr. Tretiak is truly one of the best OB-GYNs I have ever had. He is patient, knowledgeable, and incredibly encouraging. Even in overwhelming moments, he has a way of making you feel calm and supported. He strongly supports natural delivery, gives you hope, and puts in his maximum effort for his patients. My baby was sunny side up, and he spent hours working to turn her. Even when it was difficult, he kept going with dedication and enthusiasm—and he succe... read more
Mark A Tretiak M.D. | Kaiser Permanente has a 5 star rating with 20 reviews.
Mark A Tretiak M.D. | Kaiser Permanente is open now. It will close at 6:00 p.m.
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