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

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

4.8 out of 5 (478 reviews)

Specialties: Cardiac Surgery, Gastroenterology, Cardiology

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
  • Bundle Branch Block
  • 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
  • Diverticular Disease
  • 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 LocationEnter your Location

24035 Three Notch Rd
Hollywood, MD, 20636

301-373-7900

Fax 301-373-6900

Get Directions

miles away

Fax 301-373-6900

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

202-877-4698

Fax 202-877-2799

Get Directions

miles away

Fax 202-877-2799

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.

  • List of insurance plans we accept
    • IH-Open POS II
    • Aetna Managed Choice (POS)
    • IH-Open EPO Plus
    • IH-Open HMO
    • Aetna Quality Point of Service (POS)
    • CareFirst Blue Card Program
    • Choice Care Network/HUMANA (PPO)
    • Kaiser Permanente Medicare Advantage Signature and Select
    • Private Health Care Systems (PPO)
    • UHC Group Medicare Advantage Plans (HMO, POS, PPO)
    • TriWest Healthcare Alliance
    • Kaiser Permanente Select Cardiac Global
    • Kaiser Permanente Signature
    • Network OA
    • CIGNA HMO & Network (HMO)
    • Coventry Health Care of Virginia
    • BCBS of Michigan (BCN Advantage,Security Blue, Freedom, Medicare PLUS Blue Group PPO)
    • Cigna True Choice Medicare (PPO)
    • CareFirst Group Medicare Advantage
    • United Healthcare Select HMO-EPO/NPP Cardiac Global
    • Cigna Alliance Medicare (HMO)
    • United Student Resources
    • WellPoint Maryland - Maryland Health Choice
    • CareFirst FEP Blue Focus
    • Kaiser Permanente Flexible Choice 3-tier POS
    • IH-Indemnity
    • Medicare Advantage - Advantra Value (PPO)
    • Aetna Classic 5000
    • TRICARE East Select
    • Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
    • HumanaChoice Honor's plan PPO
    • HumanaChoice PPO
    • Advantra Platinum (PPO)
    • Select HMO/HealthFund/Health Network
    • Health Services for Children with Special Needs
    • Beech Street PPO
    • Priority Partners - Maryland Health Choice
    • Kaiser Permanente Medicare Plus
    • BCBS Out-of-State Medicare Plans (Blue Advantage)
    • CIGNA PPO Plus
    • CareFirst Community Health Plan of MD
    • UnitedHealthcare Individual Exchange Plans
    • Anthem Federal Employee Program Standard
    • Lasso Healthcare - Medicare Medical Savings Account
    • Medicare Direct
    • M.D. IPA (HMO)
    • CareFirst EPO
    • HealthyBlue PPO
    • Cigna Preferred Medicare (HMO)
    • IH-PPO
    • AmeriHealth Caritas DC Healthy Families
    • Anthem BCBS Medi Blue Plus
    • Aetna Advantage 6350PD
    • Aetna Elect Choice/ Open Access (POS)
    • Aetna Premier 200PD
    • Anthem BCBS of VA HealthKeepers (HMO)
    • Tricare Reserve Select
    • Aetna Open Choice (PPO)
    • IH-Network Only Plus
    • AMERIVANTAGE/Amerigroup Community Care
    • Kaiser Permanente Select
    • Coventry of Delaware HMO/PPO
    • MD IPA (HMO) & MD IPA Preferred Cardiac Global
    • MedStar Family Choice DC Healthcare Alliance
    • First Health PPO
    • Kaiser Permanente Select - Added Choice
    • CareFirst Maryland Point of Service Plan
    • United Medicare Private Fee-for-Service (PFFS) plans
    • CareFirst MedStar Select PPO
    • MedStar Family Choice - Maryland Health Choice
    • United Healthcare Choice Plus Cardiac Global
    • CareFirst BlueCross BlueShield Advantage Core/Enhanced
    • HUMANA/Choice Care Medicare Plans (Choice, Gold Choice)
    • Aetna Worker's Compensation Network
    • IH-Open HMO Option
    • Aetna Traditional Choice (PPO)
    • Aetna Medicare Advantage PFFS Plan
    • IH-Open POS Plus
    • IH-EPO Plus
    • Amerigroup DC Alliance
    • Choice Fund PPO
    • Sentara Health
    • CIGNA SureFit (HMO)
    • CIGNA Indemnity
    • UnitedHealthcare Individual Exchange Plans
    • United Healthcare Choice Cardiac Global
    • Optimum Choice Preferred (POS)
    • Erickson Advantage Plans
    • Optimum Choice & Optimum Choice Preferred (POS) Cardiac Global
    • CareFirst Blue Choice Opt Out Plus Open Access (POS)
    • CIGNA PPO
    • Cigna TotalCare (HMO D-SNP)
    • Uniformed Services Family Health Plan
    • Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
    • Mamsi Life & Health (Indem./PPO)
    • UnitedHealthcare Medicare Advantage DSNP District of Columbia
    • CareFirst Group Medicare Advantage prescription drug benefit (PPO)
    • IH-Open Network Only Plus
    • Aetna Elect Choice/ EPO (Aetna Health Fund)
    • Anthem BCBS of VA HealthKeepers (POS & POS OA)
    • Aetna Classic 5000PD
    • IH-HMO
    • DC/MD SHOP QHP Small Business Plans
    • Aetna VA Exchange
    • Mamsi Life & Health (Indem./PPO) Cardiac Global
    • Anthem Federal Employee Program Basic
    • CIGNA EPO
    • MedStar Family Choice DC Healthcare Alliance
    • CIGNA POS/Network POS
    • Johns Hopkins Advantage MD PLUS PPO
    • Cigna Achieve Medicare (HMO C-SNP)
    • CareFirst NASCO
    • Kaiser Permanente Flexible Choice POS Cardiac Global
    • Options PPO Cardiac Global
    • CareFirst MedStar PPO
    • United Healthcare Select HMO - EPO/NPP
    • OCI Direct (HMO)
    • CareFirst Federal Employee Program (Std. & Basic PPO)
    • Johns Hopkins Advantage MD PPO
    • Anthem BCBS of VA Key Care POS/PPO/Indemnity
    • Aetna Student Health Insurance
    • Anthem BCBS Medi Blue SNP
    • Aetna Better Health of MD
    • TRICARE East Prime
    • Anthem BCBS of VA HealthKeepers Plus
    • Aetna HMO
    • TRICARE for Life East
    • AmeriHealth Caritas DC Healthcare Alliance
    • Anthem BCBS Medi Blue Dual Adv
    • MD IPA (HMO) & MD IPA Preferred Cardiac Global
    • Aetna Signature Administrator PPO/TPA
    • Humana Gold Plus HMO
    • BlueChoice Open Access
    • CareFirst Blue Choice Opt Out Open Access
    • Veterans Affairs Community Care Network
    • MedStar Family Choice - Maryland Health Choice
    • Kaiser Permaenete Signature - Added Choice Cardiac Global
    • CareFirst BlueChoice HMO
    • Medicare FFS
    • CareFirst Maryland Indemnity or PPO
    • United Healthcare Navigate Cardiac Global
    • Great-West Healthcare POS/CIGNA
    • United Healthcare Select Plus (POS)
    • CareFirst Dual Prime HMO-SNP
    • Alterwood Advanatge HMO & DSNP Plans
    • Mamsi Life & Health (Indem./PPO)
    • Optima Family Care MCO - VA Medicaid MCO
    • Cigna True Choice Plus Medicare (PPO)
    • Aetna Better Health of VA
    • Choice POS II
    • Aetna Classic 3500
    • Aetna Managed Choice Open Access (POS)
    • Amerigroup DC Healthy Families
    • Aetna Advantage 6350
    • IH-POS
    • IH-POS Plus
    • Navigate
    • Magellan Complete Care of VA - VA Medicaid MCO
    • HighMark
    • Jai Medical Systems - Maryland Health Choice
    • Kaiser Maryland Medicaid MCO
    • Kaiser Permanente Signature - Added Choice
    • Police and Fire Clinic
    • Johns Hopkins Advantage MD HMO
    • Optimum Choice
    • UnitedHealthcare and AARP Medicare Complete Plans
    • Geisinger Medicare Advantage
    • Private Fee-for-Service Plans (PFFS)
    • UHC Passport
    • CareFirst Blue Preferred PPO
    • Employee Health Plan
    • Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
    • Coventry Health Care National Network PPO
    • Kaiser Permanente HMO Plus and DHMO Plus Member
    • United Healthcare Community Plan - VA Medicaid MCO
    • MedStar Family Choice DC Healthy Families
    • CareFirst (NCA) Indemnity
    • United Healthcare Choice
    • Aetna Basic
    • Humana Medicare Advantage - HMO Open Access
    • Choice POS
    • Choice POS II Open Access
    • Humana Medicare Advantage - PPO
    • Aetna Advantage 5750
    • Aetna Medicare Advantage HMO & PPO Plans
    • NYC Medicare Advantage Plus
    • CIGNA Connect EPO
    • First Health PPO
    • Blue Choice Advantage
    • United Healthcare Choice Plus
    • United HealthCare Community Plan - Maryland Health Choice Program
    • Healthy Blue (HMO, POS)
    • POS OA
    • MultiPlan, Inc
    • UnitedHealthcare Medicare Adv. Special Needs Plans
    • CareFirst Administrators
    • CIGNA HMO Open Access
    • Core Essential (HMO)
    • OA Plus
    • Maryland Physicians Care MCO
    • United Healthcare Options (PPO)
    • M.D. IPA Preferred (POS)

Education

Board Certification: American Nurses Credentialing Center,

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
  • Nov 11, 2025

    Kathleen McClanahan is wonderful.

  • Nov 7, 2025

    The NP was sympathetic to my needs and concerns.

  • Oct 17, 2025

    Good