First Colonies Anesthesia Associates (FCAA) is a physician-owned full-service anesthesia company founded in 2004 by 69 area anesthesiologists with an idea and a vision - to provide quality anesthesia services to healthcare facilities and the patients we serve. Today our team is comprised of more than 200 board-certified and board-eligible anesthesiologists and highly qualified Certified Registered Nurse Anesthetists (CRNA), many with advanced training in cardiac and pediatric anesthesia, as well as pain management. FCAA proudly services ambulatory surgery centers, office-based practices, and hospitals throughout the Mid-Atlantic Region. Our anesthesia providers take pride in delivering high-quality, patient centered care to each of the individuals, families, and facilities we serve. Our providers focus on exceeding the industry standards and deploying the latest advances in care to ensure patient safety.

FCAA is proud of the physicians who lead the company and are intrinsically involved in providing both high-quality clinical care, effective practice administration, and outstanding customer service. Our leadership team is experienced in providing facilities a cost-effective anesthesia solution that delivers coordinated care and maximizes operating room efficiency. FCAA understands the unique dynamics surrounding outpatient anesthesia services, and has assembled a group of anesthesia providers solely dedicated to serving this market.



FCAA is proud to provide the highest level of service to each of the patients, medical colleagues and facilities we serve while continuing to exceed the high standards of care and safety associated with anesthesia services.

FCAA is an organization of professionals whose mission is to provide quality anesthesia services in a caring manner with an emphasis on patient safety and comfort.


We are committed to being proactive in meeting the needs of patients, medical colleagues and facilities, and positively influencing the delivery of all care we provide in the communities in which we practice.



FCAA firmly believes that patients have a right to the truth whether it’s contemplating a medical procedure or treatment or receiving an accurate bill for services.



We understand: any procedure can be stressful for a patient and their family and our providers are dedicated to addressing any concerns and ensuring their comfort throughout the process.



Our physicians are active members in the industry, continually searching for ways to improve processes and develop innovative ideas to ensure patient safety.



We are committed to developing partnerships with our colleagues through mutual respect and believe this ultimately leads to a better experience for our patients.



From hiring, FCAA emphasizes all providers demonstrate integrity both personally and professionally, to deliver on our mission of providing high quality services to the patients, partners, and facilities we serve.



FCAA’s dedicated leadership team is focused on holding our providers accountable for meeting compliance, quality, and performance standards and encouraging continuous performance improvement.


Carlo Cutler, D.O.
Ronald Flax, M.D.
Glen Hessinger, M.D.
David Hwang, M.D.
Laron Johnson, M.D.
James Kaufman, M.D.
Joan Kristal, M.D.
Omid Moayed, M.D., MBA
Ramani Peruvemba, M.D.
Leudvig Sardarian, M.D.
Arnaldo Valedon, M.D.
Thomas Wherry, M.D.
Steven Yannaras, M.D.
Sanjay Vanguri, M.D.
Denis O’Fallon, M.D.
Egal Hassan Gudal, M.D.


Frederick Memorial Hospital
400 West Seventh Street
Frederick, MD 21701

Shady Grove Adventist Hospital
9901 Medical Center Drive
Rockville, MD 20850

Washington Adventist Hospital
7600 Carroll Avenue
Takoma Park, MD 20912

St. Joseph Medical Center
7601 Osler Drive
Towson, MD 21204

Suburban Hospital
8600 Old Georgetown Road
Bethesda, MD 20814

Meritus Medical Center
11116 Medical Campus Road
Hagerstown, MD 21742

University of Maryland
Baltimore Washington Medical Center

301 Hospital Drive 
Glen Burnie, MD 21061

In addition to the hospitals listed, FCAA services over 50 ambulatory surgery centers (ASCs) and office based practices in the Mid-Atlantic Region.