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About

Summary: The Centers for Advanced Orthopaedics (The Centers) is a leading privately held orthopaedic practice serving the Mid-Atlantic, including Virginia, Maryland, and Washington D.C. Founded in 2013 and headquartered in Bethesda, MD, The Centers operates a network of ~400 providers across 4 offices, offering services in joint replacement, physical therapy, and sports medicine. They aim to combine personalized private-practice care with the efficiency and breadth of a larger network. Main contact: 301-637-8710. Note: Based in Bethesda; no Manassas, VA office listed among the four U.S. locations.

Clinic Type

Sports Medicine

Address

8525 Rolling Road, Suite 300, Manassas, Virginia 20110

Phone

(703) 393-1667

Email

status@healthmark-group.com

Opening Hours

Hours: Monday - Friday: 8 a.m. - 4:30 p.m.

Services Offered

  • Main Office
  • Physical Therapy
  • Foot & Ankle
  • Orthopaedic Surgery of the Spine
  • Total Joint Replacement
  • Physician Assistants

Team

  • Stephanie Avner — D.P.M.
  • Priscilla Cavanaugh — M.D.
  • A. Brion Gardner — M.D.
  • Subir S. Jossan — M.D., CAO Treasurer
  • Bradford S. Knight — M.D.
  • Tochi Nworu — M.D.
  • Jarid Tareen
  • Zachary Weidner — M.D.

Insurance & Payment

Languages Spoken

FAQs

What are the hours of operation?

Monday - Friday: 8 a.m. - 4:30 p.m.

Photos

What Patients Say

Overall sentiment across review platforms: mixed

  • Vitals (for Dr. Zachary Weidner): 4.7 out of 5 stars (26 ratings)
  • Healthgrades (for Dr. Subir Jossan): 4.8 out of 5 stars (32 ratings)
  • Healthgrades (for Dr. A Brion Gardner): 4.6 out of 5 stars (17 ratings)
  • Vitals (for Dr. Kevin Peltier): 4.5 out of 5 stars (31 ratings)

Patients praise

  • Highly skilled and professional surgical care
  • Doctors described as thorough, compassionate, and good listeners
  • Effective treatment plans that include physical therapy and clear explanations
  • Convenient office locations and comprehensive services (imaging, PT, surgery)

Common complaints

  • Complaints regarding administrative staff and appointment procedures
  • Perceived lack of empathy or poor bedside manner from specific providers
  • Dissatisfaction with financial policies and lack of clear payment plan options
  • Reports of long wait times for appointments or at the office

"He listens and is responsive to questions. My two invasive surgeries were in patient and tough. He ensured that I was not rushed out of the hospital until I was ready to go home."

Patient review of Dr. Peltier

"The Doctors do not care. They sit across the room and diagnose you. They don't listen to how much you hurt and put forth no effort to help."

Yelp review of Northern Virginia Orthopaedic Specialists

"Dr. Gardner is very professional with a great patient/doctor interaction. He treats you with respect. Listens while you explain your concerns, without feeling rushed."

Patient review of Dr. Gardner

Synthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].

Information sourced from the clinic's website as of July 11, 2026.

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