• Welcome to Proactive!

    Our mission is to make high-quality healthcare accessible. We provide one-on-one patient centered care in a multidisciplinary setting. Our dedicated team of chiropractic and physical therapy doctors, acupuncturists, nurse practitioners and therapists work to improve your quality of life.

    We participate with most health insurance companies, ensuring your focus can remain on your health. With extended office hours and a commitment to offering same-day appointments, we prioritize your convenience.

    We are located between Rockville and Potomac at 1201 Seven Locks Road, Suite 212. Don’t spend another day in pain.

    Make an Appointment

Rockville Office


1201 Seven Locks Rd Suite 212
Rockville, MD 20854 Get Directions



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News & Announcements

We Are Members of Privia Medical Group

As of December 5, 2023, we are proud members of Privia Medical Group!

November Newsletter: How Chiropractic Care Can Help Runners

Olympians Molly Huddle, Will Claye, and Colleen Quigley rely on chiropractic care to stay in top shape for running competitions. Visiting a chiropractor could be just as beneficial for you…. Read More

October Newsletter: Can Chiropractic Care Help with Digestive Disorders?

Can you remember the last time you left home without a roll of antacids or a bottle of pills? Planning ahead is important if you never know when nausea, heartburn,… Read More

Proudly Part of Privia Health


Proactive Chiropractic & Physical Therapy is proudly part of Privia Health. Privia connects us with leading doctors in the community to transform healthcare by delivering high-quality, coordinated care that is centered on our patients.

To learn more about the resources that help you manage your healthcare, or to find other Privia doctors, visit their website.

"Dr. Mullan and the rest of team are FANTASTIC. I see him, as do both of daughters. He is wonderful with people of all ages and takes the time to figure out how he can really help you. Fixed my neck issues!"

"Great team that is focused on best practices. I appreciate the flexibility and professionalism that allows me to get a quick appointment and adjustment that fits my ever changing schedule."

"I’ve had physical therapy treatments with Dr. Molly Sullivan since my shoulder surgery over 12 weeks ago. I can’t say enough about the quality of treatment and extent of her knowledge."

"Dr. Pollack is great. I’ve been seeing him monthly for a couple of years now for lower back issues and it’s been amazing. I would highly recommend him if you are looking for friendly and effective chiropractic care."

"Dr. Marshall Dispenza is the best chiropractor that I have ever been to. I could not be happier with my results. The staff is welcoming and helpful. I highly recommend this business to others."

"Couldn’t be happier with Proactive Chiropractic. They really listen to you and quickly and accurately assess issues. I am pain free. Staff is super friendly and scheduling appointments is easy."

"At Proactive Chiropractic I always get treated very nicely, very professionally, and in a timely manner. I feel like my treatments are very clinical, and very effective. I would recommend Proactive Chiropractic to anyone needing physical therapy or chiropractic treatment."

"Amazing practice with caring, knowledgeable doctors! I struggle with neck/headache issues, and every time I go, the relief I get is amazing. I like that they have good support staff too - PT, massage. I have been to several chiropractors over the years and this one is, by far, the best!"

Patient Portal

Access your personal health information and test results, securely message your care team, and manage payments, all from one spot and at your convenience, 24/7.

  • See your provider's openings and schedule appointments.
  • Review prescription medications and request renewals.
  • View payment history and pay current invoices.
Patient Portal