Kathleen Ann McClanahan, ANP-BC, MSN| Gastroenterology | MedStar Health
Kathleen Ann McClanahan

Kathleen Ann McClanahan, ANP-BC, MSN
Provider is directly employed by MedStar Health

4.8 out of 5 (352 reviews)

Specialties: Gastroenterology

Languages: English

Clinical areas of focus

  • Abdominal Bloating
  • Abdominal Distention
  • Abdominal Pain
  • Abnormal Bowel Movement
  • Abnormal Stool
  • Altered Bowel Habits
  • Anal Fissure
  • Bleeding Hemorrhoids
  • Blood In Stool
  • Chronic Diarrhea
  • Colonoscopy
  • Constipation
  • Diarrhea
  • Dysphagia
  • Epigastric Pain
  • Gastroesophageal Reflux Disease
  • Gastrointestinal Bleeding
  • Helicobacter Pylori
  • Hemorrhoids
  • Melena
  • Nausea
  • Postprandial Diarrhea
  • Rectal Bleeding
  • Rectal Pain
  • Stomach Cramps
  • Stomach Pain
  • Swallowing Problem
  • Vomiting

Conditions and procedures

Conditions I treat

  • Abdominal Bloating
  • Abdominal Distention
  • Abdominal Pain
  • Abnormal Amylase Blood Test
  • Abnormal Bowel Movement
  • Abnormal Coronary Angiography
  • Abnormal Electrocardiogram (EKG)
  • Abnormal Liver Function Blood Test
  • Abnormal Stool
  • Abnormal Stress Test
  • Achalasia
  • Acute Bacterial Endocarditis
  • Acute Pancreatitis
  • Advanced Heart Failure (ADHF)
  • Alcoholic Cardiomyopathy
  • Alcoholic Liver Disease
  • Allergic Esophagitis
  • Altered Bowel Habits
  • Amyloidosis
  • Anal Fissure
  • Anal Fistula
  • Anal Itching
  • Anal Pain
  • Anal Spasm
  • Annular Pancreas
  • Anomalies Of The Coronary Artery
  • Anorexia
  • Aortic Diseases
  • Aortic Regurgitation
  • Aortic Stenosis
  • Aortic Ulcer
  • Aortic Valve Disease
  • Aortic Valve Sclerosis
  • Arrhythmogenic Right Ventricular Cardiomyopathy
  • Atherosclerosis
  • Atherosclerosis Of The Aorta
  • Athletic Heart Syndrome
  • Atrial Fibrillation
  • Atrial Flutter
  • Atrial Septal Defect (ASD)
  • Atrial Tachycardia
  • Atrioventricular Block
  • Autoimmune Enteropathy
  • Autoimmune Hepatitis
  • Autoimmune Pericarditis
  • Barrett's Esophagus
  • Benign Neoplasm Of Colon
  • Bicuspid Aortic Valve
  • Biliary Tract Disease
  • Bleeding Hemorrhoids
  • Blood In Stool
  • Bowel Dysmotility
  • Bradycardia
  • Bright Red Blood Per Rectum
  • Cardiac Angina
  • Cardiac Arrhythmias
  • Cardiac Insufficiency
  • Cardiac Tamponade
  • Cardiac Tumor
  • Cardio Oncology
  • Cardiomegaly
  • Cardiomyopathy
  • Cardiopulmonary Disease
  • Cardiorenal Syndrome
  • Cardiotoxicity
  • Carotid Aneurysm
  • Carotid Intimal Thickness
  • Catecholaminergic Polymorphic Ventricular Tachycardia
  • Celiac Disease
  • Cerebral Venous Thrombosis
  • Chemodectoma
  • Chest Pain
  • Choking Sensation
  • Cholangitis
  • Cholecystitis
  • Cholelithiasis
  • Cholestasis
  • Cholesterol Disorders
  • Chronic Abdominal Pain
  • Chronic Diarrhea
  • Chronic Pancreatitis
  • Chronic Thromboembolic Pulmonary Hypertension
  • Cirrhosis
  • Clostridium Difficile
  • Colitis
  • Collagenous Colitis
  • Colonic Inertia
  • Colonic Polyps
  • Congestive Heart Failure (CHF)
  • Constipation
  • Coronary Artery Calcification
  • Coronary Artery Disease
  • Coronary Artery Fistula
  • Crohn's Disease
  • Cyanotic Heart Disease
  • Cyclic Vomiting Syndrome
  • Diarrhea
  • Digestive Disorders
  • Dilated Cardiomyopathy
  • Diverticular Disease
  • Diverticulitis
  • Double Aortic Arch
  • Double Outlet Right Ventricle (DORV)
  • Drug Induced Liver Injury
  • Duodenal Ulcer
  • Duodenitis
  • Dysautonomia
  • Dyspepsia
  • Dysphagia
  • Dyspnea On Exertion
  • Early Satiety
  • Edema
  • Eisenmenger Syndrome
  • Elevated Alkaline Phosphatase Level
  • Elevated Creatine Kinase
  • Elevated Lipase
  • Eosinophilic Colitis
  • Eosinophilic Enteritis
  • Eosinophilic Esophagitis
  • Eosinophilic Gastritis
  • Epigastric Pain
  • Eructation
  • Esophageal Cancer
  • Esophageal Disease
  • Esophageal Diverticulum
  • Esophageal Mass
  • Esophageal Motility Disorders
  • Esophageal Spasm
  • Esophageal Stricture
  • Esophageal Thickening
  • Esophageal Ulcer
  • Esophageal Varices
  • Esophagitis
  • Exercise Intolerance
  • Familial Arrhythmias
  • Familial Dilated Cardiomyopathy
  • Family History Of Colon Cancer
  • Family History Of Colon Polyps
  • Family History Of Heart Disease
  • Family History Of Sudden Cardiac Death
  • Fatty Liver
  • Fecal Impaction
  • Fecal Incontinence
  • Fibromuscular Dysplasia
  • First Degree Heart Block
  • Flatulence
  • Focal Nodular Hyperplasia
  • Gallbladder Disease
  • Gallbladder Polyp
  • Gastric Ulcer
  • Gastritis
  • Gastroenteritis
  • Gastroesophageal Reflux Disease
  • Gastrointestinal Amyloid
  • Gastrointestinal Bleeding
  • Gastrojejunal Ulcer
  • Gastroparesis
  • Genetic Cardiomyopathy
  • Giant Cell Myocarditis
  • Giardiasis
  • Gluten Sensitivity
  • Heart Disease In Women
  • Heart Murmur
  • Heart Problems
  • Heart Racing
  • Heart Valve Disease
  • Helicobacter Pylori
  • Hematemesis
  • Hemochromatosis
  • Hemorrhoids
  • Hepatitis
  • Hepatitis B
  • Hepatitis C
  • Hepatomegaly
  • Hiatal Hernia
  • Hypertension
  • Hypertrophic Cardiomyopathy
  • Idiopathic Hypertrophic Subaortic Stenosis
  • Ileitis
  • Infiltrative Disorders Of The Heart
  • Inflammatory Bowel Disease
  • Intestinal Ischemic Syndrome
  • Intestinal Obstruction
  • Intractable Vomiting
  • Iron Deficiency Anemia
  • Irritable Bowel Syndrome
  • Ischemic Bowel
  • Ischemic Cardiomyopathy
  • Ischemic Colitis
  • Jaundice
  • Kawasaki Disease
  • Lactose Intolerance
  • Left Bundle Branch Block
  • Left Heart Failure
  • Left Upper Quadrant Pain
  • Left Ventricular Hypertrophy
  • Liver Disease
  • Liver Mass
  • Lymphangitis
  • Lymphedema
  • Lymphocytic Colitis
  • Lynch Syndrome
  • Malabsorption
  • Malignant Neoplasm Of Stomach
  • Melena
  • Microscopic Colitis
  • Mitral Valve Disease
  • Mitral Valve Prolapse
  • Mitral Valve Regurgitation
  • Mitral Valve Stenosis
  • Motility Disorders
  • Mthfr Mutation
  • Myocardial Infarction (MI)
  • Myocarditis
  • Myxoma
  • Nausea
  • Non Alcoholic Fatty Liver Disease
  • Non Alcoholic Steatohepatitis
  • Obstipation
  • Obstructive Jaundice
  • Odynophagia
  • Ogilvie Syndrome
  • Orthopnea
  • Orthostatic Hypotension
  • Palpitations
  • Pancreas Divisum
  • Pancreatic Cyst
  • Pancreatic Insufficiency
  • Pancreatic Pseudocyst
  • Pancreaticobiliary Disease
  • Pancreatitis
  • Papillary Muscle Disorders
  • Paraganglioma
  • Paroxysmal Supraventricular Tachycardia
  • Paroxysmal Tachycardia
  • Paroxysmal Ventricular Tachycardia
  • Partial Anomalous Pulmonary Venous Return (PAPVR)
  • Patent Ductus Arteriosus
  • Patent Foramen Ovale
  • Peptic Ulcer
  • Pericardial Effusion
  • Pericarditis
  • Peripheral Edema
  • Peritonitis
  • Pernicious Anemia
  • Personal History Of Colonic Polyps
  • Peutz Jeghers Syndrome
  • Polyposis Syndrome
  • Portal Hypertension
  • Portal Hypertensive Gastropathy
  • Positive Hemoccult Fecal Occult Blood Test
  • Postprandial Diarrhea
  • Pre Excitation Syndrome
  • Premature Atrial Contraction
  • Premature Beats
  • Premature Ventricular Contractions
  • Primary Biliary Cirrhosis
  • Prinzmetals Angina
  • Proctitis
  • Pulmonary Artery Stenosis
  • Pulmonary Capillary Hemangiomatosis
  • Pulmonary Edema
  • Pulmonary Valve Disorders
  • Pulmonary Valve Insufficiency
  • Pulmonary Valve Stenosis
  • Pulmonary Vein Stenosis
  • Pulmonary Veno Occlusive Disease
  • Rectal Bleeding
  • Rectal Pain
  • Refractory Angina
  • Renal Vein Compression
  • Restrictive Cardiomyopathy
  • Rheumatic Aortic Regurgitation
  • Rheumatic Aortic Stenosis
  • Rheumatic Diseases Of Pulmonary Valve
  • Rheumatic Fever
  • Rheumatic Heart Disease
  • Rheumatic Heart Failure
  • Rheumatic Mitral Regurgitation
  • Rheumatic Mitral Stenosis
  • Right Bundle Branch Block
  • Right Heart Failure
  • Right Lower Quadrant Pain
  • Right Upper Quadrant Pain
  • Right Ventricular Hypertrophy
  • Secondary Hypertension
  • Short Bowel Syndrome
  • Sick Sinus Syndrome
  • Single Ventricle Defect
  • Small Bowel Disease
  • Steatorrhea
  • Stomach Cramps
  • Stomach Disorders
  • Stomach Pain
  • Subaortic Stenosis
  • Supraventricular Tachycardia
  • Swallowing Problem
  • Syncope
  • Tachycardia
  • Tachycardia Bradycardia Syndrome
  • Toxic Liver Injury
  • Tricuspid Regurgitation
  • Tricuspid Stenosis
  • Tricuspid Valve Disease
  • Type 1 Second Degree Heart Block
  • Type 2 Second Degree Heart Block
  • Ulcerative Colitis
  • Ulcerative Proctitis
  • Unstable Angina
  • Valve Stenosis
  • Valvular Endocarditis
  • Valvular Heart Disease
  • Variant Angina
  • Vasospastic Angina
  • Vasovagal Syncope
  • Venous Tumors
  • Ventricular Aneurysm
  • Ventricular Arrhythmia
  • Ventricular Fibrillation
  • Ventricular Tachycardia
  • Viral Cardiomyopathy
  • Vomiting
  • Whipple's Disease
  • Wilson's Disease
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Procedures I perform

  • Abdominal Duplex Ultrasound
  • Adenosine Stress Test
  • Advanced Lipid Blood Tests
  • Anticoagulation
  • Bravo PH Test
  • Cardiac Rehabilitation
  • Cardiac Risk Assessment
  • Cardiopulmonary Exercise Testing
  • Cardiovascular Care
  • Collateral Vessel Closure
  • Colon Polypectomy
  • Colonoscopy
  • Coronary Brachytherapy
  • Directional Atherectomy
  • Dobutamine Stress Test
  • Electrocardiogram (EKG)
  • Electrophysiology Testing
  • Esophagogastroduodenoscopy (EGD)
  • Feeding Tube Management
  • Gastrointestinal (GI) Cancer Screening
  • Gastroscopy
  • Heart Health
  • Holter Monitor
  • Implantable Cardiac Monitor Procedure
  • In Office Cardiac Echocardiogram
  • In Office Cardiac Stress Test
  • Left Atrial Appendage Closure
  • Loop Recorder
  • Optical Coherence Tomography
  • Peg (PERCUTANEOUS ENDOSCOPIC GASTROSTOMY)
  • Preoperative Evaluation
  • Preventative Cardiology
  • Proctosigmoidoscopy
  • Prosthetic Heart Valves
  • Pulmonary And Cardiac Rehabilitation
  • Rotational Atherectomy
  • Sigmoidoscopy
  • Single Balloon Enteroscopy
  • Sports Related Cardiovascular Assessment
  • Stress Echo Cardiogram
  • Thallium Stress Test
  • Tilt Table Test
  • Transcatheter Mitral Valve Repair
  • Transesophageal Echocardiography
  • Transthoracic Echocardiogram
  • Vo2 Measurement
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Practice locations

Distance from Enter your Location

24035 Three Notch Road
Hollywood, MD, 20636

301-373-7900

Fax 301-373-6900

Get Directions

miles away

Fax 301-373-6900

110 Irving Street Northwest
Washington, DC, 20010

202-291-9266

Fax 202-291-0886

Get Directions

miles away

Fax 202-291-0886

Insurance

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

    • Aetna Medicare Advantage HMO & PPO Plans

      Innovation Health: Open POS Plus

      Innovation Health: Open POS II

      Aetna Managed Choice Open Access (POS)

      Aetna Choice POS & Choice POS II

      Innovation Health: POS Plus

      Aetna Managed Choice (POS)

      Innovation Health: POS

      Aetna Open HMO/Open HMO Option/Open EPO Plus

      Aetna HMO-Open Access/Select OA

      Aetna HealthFund/Health Network Option OA

      Innovation Health: HMO & EPO Plus

      Aetna Select HMO/HealthFund/Health Network

      Aetna HMO

      Innovation Health: Open Network Only Plus

      Aetna Elect Choice/ Open Access (POS)

      Innovation Health: Network Only Plus

      Aetna Elect Choice/ EPO (Aetna Health Fund)

      Innovation Health: Indemnity

      Aetna Traditional Choice (PPO)

      Aetna Student Health Insurance

      Aetna Signature Administrator PPO/TPA

      Aetna Quality Point of Service (POS)

      Innovation Health: PPO

      Aetna Open Choice (PPO)

    • Cigna TotalCare (HMO D-SNP)

      Cigna Preferred Medicare

      Cigna Alliance Medicare (HMO) |

      Cigna Achieve Medicare (HMO C-SNP)

      Cigna True Choice Plus Medicare (PPO)

      Cigna True Choice Medicare (PPO)

      Cigna POS/Network POS

      Cigna Indemnity

      Cigna POS Open Access & Open Access Plus

      Cigna Network Open Access

      Cigna HMO Open Access

      Cigna PPO and PPO Plus

      Cigna EPO

      Cigna Choice Fund PPO

      Cigna HMO & Network (HMO)

      Great-West Healthcare POS/CIGNA

    • Veterans Affairs Community Care Network (VA CCN)

    • United Medicare Advantage DSNP District of Columbia

      United Student Resources

      United Select Plus (POS)

      United Select HMO - EPO/NPP

      United Options (PPO) (includes Empire PPO)

      United Golden Rule

      United GEHA (for all other states) Compass Rose

      D-SNP)

      I-SNP

      United Nursing Home Plan (C-SNP

      United Erickson Advantage Plans

      United Choice Plus

      United Choice

      United Mamsi Life & Health

      United Core Essential (HMO)

      United MD IPA Preferred (POS)

      United MD IPA (HMO)

      UnitedHealthcare Individual Exchange Plans

      United Community Plan - Maryland Health Choice Program

      United Optimum Choice Preferred (POS) & OCI Direct (HMO)

      United Optimum Choice

      United Navigate

      United Group Medicare Advantage Plans

      United AARP Medicare Complete

    • MedStar Family Choice DC Healthy Families

      MedStar Family Choice DC Healthcare Alliance

      MedStar Family Choice - Maryland Health Choice

    • Kaiser Permanente Signature-Added Choice

      Kaiser Signature

      Kaiser HMO Plus and DHMO Plus Member

      Kaiser Select-Added Choice

      Kaiser Select

      Kaiser Medicare Plus

      Kaiser Medicare Advantage Signature and Select

      Kaiser Flexible Choice

      Kaiser Maryland Medicaid MCO

      Virginia Premier

    • HumanaChoice PPO

      HumanaChoice Honor’s plan PPO

    • Health Services for Children with Special Needs (HSCSN)

    • Choice Care Network/HUMANA (PPO)

    • AmeriHealth Caritas DC Healthy Families

      AmeriHealth Caritas DC Healthcare Alliance

    • Amerigroup DC Healthy Families

      Amerigroup DC Alliance

      WellPoint Maryland - Maryland Health Choice

    • WellPoint Maryland

    • Veterans Affairs Community Care Network

    • Uniformed Services Family Health Plan (USFHP)

      Priority Partners - Maryland Health Choice

    • Private Health Care Systems (PHCS) (PPO)

    • Police and Fire Clinic

    • Traditional Medicare Fee for Service

    • Medicaid - Virginia

      Medicaid - Maryland

      Medicaid - District of Columbia

    • Tricare for Life East

      Tricare Reserve Select

      Tricare East Select

      Tricare East Prime

    • Maryland Point of Service Plan (MPOS)

      HealthyBlue PPO

      Federal Employee Program (Std/Basic PPO/Blue Focus)

      CareFirst NASCO

      CareFirst MedStar Select PPO

      CareFirst MedStar PPO

      CareFirst Maryland Indemnity or PPO

      CareFirst Group Medicare Advantage prescription drug benefit (PPO)

      CareFirst Group Medicare Advantage

      CareFirst BC/BS Advantage Core/Enhanced

      CareFirst Blue Card Program (Out-of-area BCBS plans)

      CareFirst Administrators

      CareFirst (NCA) Indemnity

      Carefirst BlueChoice Opt Out Plus Open Access (POS)

      Carefirst Healthy Blue (HMO/POS)

      Carefirst BlueChoice Opt Out Open Access

      Carefirst BlueChoice Open Access

      Carefirst BlueChoice HMO

      Carefirst EPO

      Carefirst Blue Preferred PPO

    • Coventry Health Care National Network PPO

      First Health PPO

      Coventry of Delaware HMO/PPO

      Coventry Health Care of Virginia

Education

Other Certification: American Nurses Credentialing Center, -

Graduate: The Catholic University Of America (2001)

Medical School: The Catholic University Of America (2001)

Hospital affiliations

Ratings and reviews

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

    4.7
  • 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

    4.7
  • Concern the care provider showed for your questions or worries

    4.8
  • Likelihood of recommending this care provider to others

    4.8
  • Mar 26, 2025

    Care provider explained everything as she went. Went above and beyond to have test done to ensure that there was no risks down the road. Very professional, knowledgeable, personable and pleasant to deal with. Asked if there were any questions several times. Excellent visit.

  • Mar 21, 2025

    Excellent experience

  • Mar 8, 2025

    She listened to me and did a thorough exam.