Andrea Greetham, CRNP
Provider is directly employed by MedStar Health

Specialities: Colon And Rectal Surgery

Languages: English

Clinical areas of focus

  • Colon Cancer Surgery
  • Hemorrhoid Surgery
  • Rectal Cancer
  • Repair Of Paracolostomy Hernia
  • Repair Of Rectal Prolapse
  • Repair Of Rectourethral Fistula
  • Repair Of Rectovaginal Fistula
  • Surgical Treatment Of Crohns Disease
  • Surgical Treatment Of Ulcerative Colitis
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Conditions and procedures

Conditions I treat

  • Anal Abscess
  • Anal Cancer
  • Anal Condyloma
  • Anal Dysplasia
  • Anal Fissure
  • Anal Fistula
  • Anal Pain
  • Anal Polyp
  • Anorectal Abnormalities
  • Appendiceal Carcinoid
  • Benign Carcinoid Tumor Of Rectum
  • Benign Carcinoid Tumor Of Small Bowel
  • Benign Neoplasm Of Colon
  • Colonic Volvulus
  • Colorectal Disorders
  • Colorectal Malignancy
  • Crohns Disease
  • Diverticular Disease
  • Diverticulitis
  • Enterovesical Fistula
  • Familial Polyposis
  • Fecal Incontinence
  • Foreign Body Anusrectum
  • Foreign Body Colonintestine
  • Hemorrhoids
  • Ileitis
  • Ileo Colonic Fistula
  • Inflammatory Bowel Disease
  • Intestinal Carcinoid Tumor
  • Intestinal Obstruction
  • Malignant Carcinoid Tumor Of Colon
  • Malignant Carcinoid Tumor Of Rectum
  • Parastomal Hernia
  • Peridiverticular Abscess
  • Proctitis
  • Pseudopolyposis Of Colon
  • Radiation Proctitis
  • Rectal Abscess
  • Rectal Cancer
  • Rectal Hemorrhage
  • Rectal Prolapse
  • Rectovaginal Fistula
  • Severe Dysplasia Of Rectum
  • Sigmoid Vesical Fistula
  • Turcot Syndrome
  • Ulcerative Colitis
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Procedures I perform

  • Abdominoperineal Resection
  • Anal Cerclage
  • Anal Dilation
  • Anal Fissure Fistulectomy
  • Anal Fistula Repair
  • Anal Incontinence Surgery
  • Anal Sphincterotomy
  • Anorectal Manometry
  • Anorectal Myectomy
  • Bowel Resection
  • Cancer Risk Reduction Surgery
  • Colectomy
  • Colon Cancer Surgery
  • Colonoscopy
  • Colorectal Screening
  • Colostomy
  • Colostomy Revision
  • Delorme Procedure
  • Endoscopic Mucosal Resection
  • Excision Of External Hemorrhoidal Tags And Papillae
  • Fissurectomy
  • Hemicolectomy
  • Hemorrhoid Surgery
  • Hemorrhoidectomy
  • Hemorrhoidopexy Stapling
  • Ileal Pouch Anal Anastomosis Surgery
  • Ileostomy
  • Laparoscopic Anterior Resection
  • Laparoscopic Colectomy
  • Laparoscopic Colorectal Surgery
  • Laparoscopic Rectal Prolapse Repair
  • Laparoscopic Treatment Of Small Bowel Obstruction
  • Low Anterior Resection
  • Minimally Invasive Colorectal Surgery
  • Non Surgical Hemorrhoid Treatment
  • Ostomy
  • Ostomy Care
  • Partial Colectomy
  • Proctectomy
  • Proctocolectomy
  • Proctoplasty For Stenosis
  • Prolapse Colostomy
  • Refashioning Of Colostomy
  • Removal Anal Seton Marker
  • Repair Of Paracolostomy Hernia
  • Repair Of Rectal Prolapse
  • Repair Of Rectourethral Fistula
  • Repair Of Rectovaginal Fistula
  • Robotic Colorectal Surgery
  • Robotic Proctectomy
  • Sacral Nerve Stimulation For Incontinence
  • Seton Placement
  • Sigmoidectomy
  • Sigmoidoscopy
  • Sphincter Sparing Surgery
  • Sphincteroplasty
  • Sphincterotomy
  • Stapled Transanal Rectal Resection
  • Subtotal Colectomy
  • Surgical Treatment Of Crohns Disease
  • Surgical Treatment Of Ulcerative Colitis
  • Transanal Hemorrhoidal Dearterialization Doppler Ligation
  • Transanal Minimally Invasive Surgery
  • Transrectal Drainage Of Pelvic Abscess
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Practice locations

Distance from Change LocationEnter your Location

1133 21st Street Northwest
Washington, DC, 20036

202-877-7937

Fax 202-877-6599

Get Directions

miles away

Fax 202-877-6599

7501 Surratts Road
Clinton, MD, 20735

301-877-7202

Fax 855-618-5998

Get Directions

miles away

Fax 855-618-5998

106 Irving Street Northwest
Washington, DC, 20010

202-877-3300

Fax 202-877-3740

Get Directions

miles away

Fax 202-877-3740

Insurance

MedStar Medical Group accepts most major health insurance plans. If you are uncertain as to whether your individual health insurance plan is accepted at MedStar Medical Group, please call your insurance company.

  • List of insurance plans we accept
    • Aetna Elect Choice/ EPO (Aetna Health Fund) Innovation Health: Network Only Plus
    • Aetna Quality Point of Service (POS)
    • Aetna USAccess (POS)
    • Aetna Student Health Insurance
    • Aetna Medicare Advantage HMO & PPO Plans
    • CFBCBS BlueChoice HMO
    • CFBCBS Blue Choice Opt Out Plus Open Access (POS)
    • CFBCBS Maryland Point of Service Plan (MPOS)
    • CFBCBS Federal Employee Program (Std. & Basic PPO)
    • CFBCBS Maryland Indemnity or PPO
    • CFBCBS (NCA) Indemnity
    • CIGNA HMO & Network (HMO)
    • CIGNA POS/Network POS
    • Great-West Healthcare POS/CIGNA
    • CIGNA Indemnity
    • Coventry Health Care of Virginia
    • Coventry of Delaware HMO/PPO
    • First Health PPO
    • FIRST HEALTH
    • Tricare Prime
    • Tricare Standard
    • Tricare Extra (Indemnity)
    • Tricare for Life (Medicare Supplemental Plan)
    • MedStar Family Choice - Maryland Health Choice
    • MedStar Select (MedStar Associates' Plan)
    • MedStar Medicare Choice
    • United Healthcare Select HMO - EPO/NPP
    • United Healthcare Select Plus (POS)
    • United Healthcare Choice Plus
    • United Student Resources
    • M.D. IPA (HMO)
    • M.D. IPA Preferred (POS)
    • Optimum Choice Preferred (POS) & OCI Direct (HMO)
    • Mamsi Life & Health (Indem./PPO)
    • Aetna Worker's Compensation Network
    • Coventry Health Care National Network PPO
    • Private Health Care Systems (PHCS) (PPO)
    • United Healthcare Options (PPO) (includes Empire PPO, GEHA, Compass Rose)
    • OneNet PPO, Inc.
    • United Healthcare Choice
    • United Healthcare Core Essential (HMO)
    • Optimum Choice
    • United Healthcare Navigate
    • United Healthcare Compass (HMO)
    • CIGNA HMO Open Access (OA)
    • Network OA
    • POS OA & OA Plus
    • CIGNA EPO
    • PPO and PPO Plus
    • Choice Fund PPO
    • CFBSBC Blue Preferred PPO
    • HealthyBlue PPO
    • CFBCBS Blue Choice Opt Out Open Access
    • BlueChoice Open Access
    • Blue Choice Advantage & Healthy Blue (HMO, POS)
    • Aetna Traditional Choice (PPO)
    • Innovation Health: Indemnity
    • Aetna Open Choice (PPO)
    • Innovation Health: PPO
    • Aetna Managed Choice (POS)
    • Innovation Health: POS Plus
    • Aetna Elect Choice/ Open Access (POS)
    • Innovation Health: Open Network Only Plus
    • Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
    • Innovation Health: POS
    • Open HMO
    • Opoen HMO Option
    • Open EPO Plus
    • Aetna Managed Choice Open Access (POS)
    • Choice POS & Choice POS II
    • Innovation Health: Open POS Plus
    • Open POS II
    • Aetna HMO
    • Select HMO/HealthFund/Health Network
    • Aetna Innovations: HMO & EPO Plus

Education

Board Certification: American Nurses Credentialing Center, Nurse Executive

Hospital affiliations