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Martha K Koch, M.D.


Appointment Phone


Main Location

Colon Rectal Surgical Associates

Out-of-State & International Patients +
Out of State Patients

Call 410-464-6641 (8a.m. to 6p.m., EST, Mon-Fri)

Learn more about our out-of-state patient services »

International Patients

Call +1-410-502-7683 (7a.m. to 6p.m., EST, Mon-Fri)

Learn more about our international patient services »


Colon Rectal Surgical Associates

Appointment Phone: 410-730-1712

4801 Dorsey Hall Drive
Suite 216
Ellicott City, MD 21042 map
Fax: 410-730-1713


Anal Cancer, Colon and Rectal Surgery, Colon Cancer, Colorectal Cancer, Colorectal Surgery , Constipation, Crohn's Disease, Diverticulitis, Fecal Incontinence, General Surgery, Hemorrhoids, Inflammatory Bowel Disease, Minimally Invasive Surgery, Rectal Bleeding, Rectal Cancer, Rectal Surgery, Ulcerative Colitis

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