Kathleen Ann McClanahan, ANPBC MSN| Cardiac Surgery, Cardiology | MedStar Health
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Kathleen Ann McClanahan

Kathleen Ann McClanahan, ANPBC MSN
Provider is directly employed by MedStar Health

4.8 out of 5 (590 reviews)

Specialties: Cardiac Surgery, Cardiology, Hospital Medicine

Languages: English

Clinical areas of focus

  • Abdominal Pain
  • Atrial Flutter
  • Colonoscopy
  • Constipation
  • Dysphagia
  • Enteroscopy
  • Gastroenteritis
  • Gastrointestinal Bleeding
  • Gastrointestinal Bleeding And Rectal Bleeding
  • Hemorrhoids
  • Intestinal Dysmotility
  • Transrectal Ultrasound
  • Upper Endoscopy
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Conditions and procedures

Conditions I treat

  • Abdominal Cramping
  • Abdominal Distension
  • Abdominal Pain
  • Abnormal Stool
  • Acute Bacterial Endocarditis
  • Acute Pancreatitis
  • Advanced Heart Failure
  • Advanced Heart Failure (ADHF)
  • Advanced Heart Failure (AHF)
  • Advanced Heart Failure Care
  • Alimentary Tract Foreign Body
  • Altered Bowel Habits
  • Amyloidosis
  • Anal Abscess
  • Anal Fissures
  • Anus And Rectum Diseases
  • Aortic Regurgitation
  • Aortic Stenosis
  • Aortic Valve Regurgitation
  • Aphagia And Dysphagia
  • Atherosclerosis Of Aorta
  • Atrial Flutter
  • Autoimmune Hepatitis
  • Bicuspid Aortic Valve
  • Biliary Tract Disease
  • Blood In Stool
  • Bowel Obstruction
  • Bradycardia
  • Cardiac Arrest
  • Catecholaminergic Polymorphic Ventricular Tachycardia
  • Celiac Disease
  • Choledocholithiasis
  • Chronic Diarrhea
  • Chronic Thromboembolic Pulmonary Hypertension
  • Colitis
  • Colon Polyps
  • Colonic Diverticulosis
  • Colonoscopy
  • Constipation
  • Crohn's Disease
  • Diabetic Gastroparesis
  • Diaphragmatic Hernia
  • Digestive System Cancer
  • Digestive System Complications
  • Digestive System Diseases
  • Digestive System Symptoms
  • Diseases Of Esophagus
  • Diseases Of Stomach And Duodenum
  • Diverticulitis
  • Duodenal Ulcer
  • Dysphagia
  • Eisenmenger Syndrome
  • Epigastric Pain
  • Esophageal Cancer
  • Esophageal Hernia
  • Esophageal Stricture
  • Esophagitis
  • External Hemorrhoids
  • Fibromuscular Dysplasia
  • Flatulence
  • Functional Dyspepsia
  • Functional Intestinal Disorders
  • Gallbladder Disease
  • Gallstones
  • Gastric Cancer
  • Gastric Varices
  • Gastritis
  • Gastroenteritis
  • Gastroesophageal Reflux Disease
  • Gastroesophageal Reflux Disease (GERD) In Children
  • Gastrointestinal Bleeding
  • Gastrointestinal Bleeding And Rectal Bleeding
  • H. Pylori Infection
  • Heart Murmur
  • Helicobacter Pylori
  • Hemorrhagic Conditions
  • Hemorrhoids
  • Hepatitis
  • Hepatitis B
  • Hepatitis C
  • Hypertrophic Cardiomyopathy
  • Infectious Gastroenteritis
  • Inflammatory Bowel Disease
  • Inflammatory Bowel Disease (IBD) With Infection
  • Intestinal Dysmotility
  • Intestinal Infections
  • Intestinal Stenosis
  • Intracranial Aneurysm
  • Irritable Bowel Syndrome
  • Jaundice
  • Kawasaki Disease
  • Left Ventricular Hypertrophy
  • Liver Cirrhosis
  • Liver Encephalopathy
  • Liver Fibrosis
  • Lymphangitis
  • Lymphedema
  • Malabsorption
  • Melena
  • Mitral Regurgitation
  • Mitral Valve Disease
  • Mitral Valve Prolapse
  • Mitral Valve Stenosis
  • Nausea
  • Noninfective Gastroenteritis
  • Pancreatic Benign Conditions (E.G. PANCREATITIS, PANCREATIC CYSTS)
  • Pancreatic Diseases
  • Pancreatitis
  • Paralytic Ileus And Intestinal Obstruction
  • Patent Ductus Arteriosus
  • Patent Foramen Ovale
  • Peptic Ulcer Disease
  • Perianal Fistula
  • Perianal Itching
  • Perianal Pain
  • Peripheral Vascular Disease Of The Intestines
  • Polycystic Liver Disease
  • Portal Hypertension
  • Postprandial Diarrhea
  • Postprandial Pain
  • Premature Ventricular Contractions
  • Proctitis
  • Pulmonary Edema
  • Pulmonary Valve Disorders
  • Rectal Cancer
  • Rectal Pain
  • Rectal Ulcers
  • Restrictive Cardiomyopathy
  • Rheumatic Heart Disease
  • Sick Sinus Syndrome
  • Single Ventricle Heart Defects
  • Small Intestine Cancer
  • Stomach Cancer
  • Stomach Cramps
  • Stomach Ulcers
  • Supraventricular Tachycardia
  • Swallowing Disorders
  • Swelling In Legs
  • Syncope
  • Tricuspid Stenosis
  • Ulcerative Colitis
  • Venous Thromboembolism
  • Ventricular Aneurysm
  • Ventricular Fibrillation
  • Ventricular Tachycardia
  • Vomiting
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Procedures I perform

  • Capsule Endoscopy
  • Colonoscopy
  • Endoscopic Mucosal Resection
  • Endoscopic Retrograde Cholangiopancreatography
  • Enteroscopy
  • Esophageal Dilation
  • Gastric Manometry
  • Gastroesophageal Reflux Disease
  • Gastrointestinal Motility Study
  • Gastrointestinal Tube Placement
  • Helicobacter Pylori Stool Test
  • Hydrogen Breath Test
  • Inflammatory Bowel Disease
  • Intra-Abdominal Abscess Drainage
  • Lactose Breath Test
  • Liver Biopsy
  • PH Probe Studies
  • Transrectal Ultrasound
  • Upper Endoscopy
  • Urea Breath Test
  • Variceal Band Ligation
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Practice locations

Distance from Change Location Enter your Location

24035 Three Notch Rd
Hollywood, MD, 20636

301-373-7900
Get Directions

miles away

Fax 301-373-6900

110 Irving St NW
MHVI-1st Floor North Addition
Washington, DC, 20010

202-877-4698
Get Directions

miles away

Fax 202-877-2799

Insurance

This list represents the major payors accepted by MedStar Health.

NOTE: Payor contracts change and not all plans associated with a payor may be covered. Payors may offer multiple plans. If you have a question related to your insurance, please contact your insurance plan directly. Contact information is located on your health insurance ID card.

*Denotes limited participation. Specific providers and practices may NOT be participating. Please contact your insurance plan directly.

  • List of insurance plans we accept
    • Aetna
    • CareFirst BlueCross BlueShield of Maryland
    • Cigna Health Care
    • Kaiser Permanente*
    • MedStar Select (Administered by CareFirst)
    • United HealthCare
    • Aetna
    • CareFirst BlueCross BlueShield of Maryland
    • Healthspring
    • Humana
    • Medicare & Railroad Medicare
    • United HealthCare
    • Aetna Better Health of Maryland *
    • Medical Assistance/Medicaid
    • MedStar Family Choice MD
    • Priority Partners *
    • United HealthCare Community Health Plan MD
    • Wellpoint MD
    • AmeriHealth Caritas
    • Health Services For Children With Special Needs (HSCSN)
    • Medical Assistance/Medicaid
    • MedStar Family Choice DC
    • Johns Hopkins Employer Health Programs *
    • Johns Hopkins US Family Health Plan *
    • MultiPlan
    • Private Healthcare Systems
    • Tricare/Humana Military
    • VA Community Care Network (VACCN)

Education

Board Certification: American Nurses Credentialing Center, American Academy of Nurse Practitioners

Medical School: The Catholic University Of America (2001)

Graduate: The Catholic University Of America (2001)

Ratings and reviews

  • Explanations the care provider gave you about your problem or condition

    4.8
  • Extent to which the care provider listened to you

    4.8
  • Care provider’s discussion of any proposed treatment (options, risks, benefits, etc.)

    4.8
  • Provider included you in decisions

    4.8
  • Concern the care provider showed for your questions or worries

    4.8
  • Likelihood of recommending this care provider to others

    4.8
  • Jun 10, 2026

    Very pleasant and professional. One of the best medical professionals I deal with and will continue to deal with.worth her weight in gold.

  • Jun 8, 2026

    Kathleen McClanahan has been an outstanding care provider.

  • Apr 9, 2026

    Knowledgeable, professional, empathetic, and thorough