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 (483 reviews)

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

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