Mariastella Serrano, MD| Pediatric Gastroenterology | MedStar Health

Mariastella Serrano, MD
Provider is directly employed by MedStar Health

4.8 out of 5 (185 reviews)

Specialties: Pediatric Gastroenterology

Languages: Spanish, English

877-680-5504

About me

Dr. Serrano completed her Pediatrics and Pediatric Gastroenterology, Hepatology and Nutrition fellowship in New Orleans - Louisiana State University and Tulane University. She is the Division Chief for Pediatric Gastroenterology, Hepatology and Nutrition, and has an interest in nutritional support, inflammatory bowel disease, celiac disease and liver diseases. Dr. Serrano is a member of the North American Society of Pediatric Gastroenterology, Hepatology and Nutrition as well as the Crohn's and Colitis Foundation, the American Gastroenterological Association and the International Pediatric Transplant Association. She is board certified both in Pediatrics and Pediatric Gastroenterology.

Clinical areas of focus

  • Abdominal Pain
  • Celiac Disease
  • Colitis
  • Constipation
  • Crohn's Disease
  • Diarrhea
  • Gastroesophageal Reflux Disease
  • Irritable Bowel Syndrome
  • Liver Disease
  • Polyps
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Conditions and procedures

Conditions I treat

  • Abdominal Distention
  • Abdominal Pain
  • Abnormal Amylase Blood Test
  • Abnormal Liver Function Blood Test
  • Achalasia
  • Acute Pancreatitis
  • Allergic Colitis
  • Allergic Esophagitis
  • Allergic Gastroenteritis
  • Anal Fistula
  • Anal Polyp
  • Anal Spasm
  • Anal Stenosis
  • Anal Ulcer
  • Annular Pancreas
  • Anorectal Disease
  • Autoimmune Enteropathy
  • Barrett's Esophagus
  • Biliary Atresia
  • Biliary Cirrhosis
  • Biliary Tract Disease
  • Blood In Stool
  • Bright Red Blood Per Rectum
  • Celiac Disease
  • Cholangitis
  • Cholecystitis
  • Cholelithiasis
  • Cholestasis
  • Chronic Abdominal Pain
  • Chronic Diarrhea
  • Chronic Pancreatitis
  • Cirrhosis
  • Colitis
  • Colonic Polyps
  • Congenital Anomalies Of The Esophagus
  • Congenital Cystic Liver
  • Constipation
  • Crohn's Disease
  • Cyclic Vomiting Syndrome
  • Diarrhea
  • Digestive Disorders
  • Diverticular Disease
  • Diverticulitis
  • Drug Induced Liver Injury
  • Duodenal Ulcer
  • Duodenitis
  • Dyspepsia
  • Dysphagia
  • Eosinophilic Colitis
  • Eosinophilic Enteritis
  • Eosinophilic Esophagitis
  • Eosinophilic Gastritis
  • Epigastric Pain
  • Eructation
  • Esophageal Disease
  • Esophageal Mass
  • Esophageal Ulcer
  • Esophageal Varices
  • Esophagitis
  • Fatty Liver
  • Fecal Impaction
  • Fecal Incontinence
  • Flatulence
  • Gallbladder Disease
  • Gallbladder Polyp
  • Gastric Anomaly
  • Gastric Ulcer
  • Gastritis
  • Gastroesophageal Reflux Disease
  • Gastroesophageal Reflux Disease In Infancy
  • Gastrointestinal Bleeding
  • Gastroparesis
  • Gluten Sensitivity
  • Growth Failure
  • Helicobacter Pylori
  • Hepatitis
  • Hepatomegaly
  • Hepatorenal Syndrome
  • Hiatal Hernia
  • Hirschsprung's Disease
  • Hydrops Of Gallbladder
  • Hyperbilirubinemia
  • Idiopathic Megacolon
  • Ileitis
  • Inflammatory Bowel Disease
  • Intestinal Atresia
  • Intestinal Obstruction
  • Intractable Abdominal Pain
  • Intractable Constipation
  • Intractable Vomiting
  • Irritable Bowel Syndrome
  • Jaundice
  • Lactose Intolerance
  • Liver Disease
  • Malabsorption
  • Malnutrition
  • Megacolon
  • Metabolic Liver Disease
  • Nausea
  • Neonatal Ichthyosis And Sclerosing Cholangitis Syndrome
  • Obstipation
  • Obstructive Jaundice
  • Ogilvie Syndrome
  • Omphalocele
  • Pancreas Disease
  • Pancreas Divisum
  • Pancreatic Insufficiency
  • Pancreaticobiliary Disease
  • Pancreatitis
  • Peptic Ulcer
  • Peritonitis
  • Polyposis Syndrome
  • Polyps
  • Portal Hypertension
  • Portal Hypertensive Gastropathy
  • Primary Biliary Cholangitis
  • Primary Biliary Cirrhosis
  • Progressive Familial Intrahepatic Cholestasis (PFIC)
  • Rectal Bleeding
  • Rectal Fistula
  • Rectal Polyp
  • Right Upper Quadrant Pain
  • Rumination Syndrome
  • Secondary Biliary Cirrhosis
  • Short Bowel Syndrome
  • Small Bowel Disease
  • Small Bowel Stricture
  • Small Intestine Disease
  • Stomach Cancer
  • Tenesmus
  • Toxic Liver Injury
  • Tyrosinemia
  • Ulcerative Colitis
  • Urea Cycle Defects
  • Whipple's Disease
  • Wilson's Disease
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Procedures I perform

  • Antroduodenal Manometry
  • Biologic Therapy For Gastrointestinal Diseases
  • Breath Testing
  • Colonic Manometry
  • Colonoscopy
  • Esophageal Manometry
  • Esophagogastroduodenoscopy (EGD)
  • Fecal Transplant
  • Feeding Tube Management
  • Liver Biopsy
  • Manometry
  • Pancreas Function Test
  • PH Impedance Test
  • Proctosigmoidoscopy
  • Upper Gi Series
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Practice locations

Distance from Change LocationEnter your Location

4200 Wisconsin Avenue Northwest
Suite 200
Washington, DC, 20016

202-243-3400

Fax 202-243-3434

Get Directions

miles away

Fax 202-243-3434

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
    • Kaiser Permanente Medicare Advantage Signature and Select (aka Senior Advantage)
    • Blue Choice Advantage & Healthy Blue (HMO, POS)
    • UnitedHealthcare and AARP Medicare Complete Plans/ UHC Group Medicare Advantage Plans HMO, POS, PPO
    • United Healthcare Options (PPO) (includes Empire PPO, GEHA, Compass Rose)
    • Kaiser MD Medicaid MCO
    • Kaiser Permanente Medicare Plus (Medicare Supplemental Plan)
    • Medicare Fee for Service
    • UnitedHealthcare Medicare Adv/Special Needs Plans
    • CFBCBS EPO
    • CFBCBS Federal Employee Program (Std/Basic PPO/Blue Focus)
    • Kaiser Permanente Flexible Choice POS
    • Kaiser Virginia Premier
    • Kaiser Permanente Select
    • Kaiser Permanente Signature
    • Private Health Care Systems (PHCS) (PPO)
    • UHC Community Plan of MD
    • Kaiser PermanenteSelect-Added Choice
    • Kaiser Permanente Signature-Added Choice
    • Aetna Managed Choice Open Access (POS)
    • Aetna HMO
    • Innovation Health: Open POS Plus
    • Innovation Health: PPO
    • Innovation Health: POS
    • Innovation Health: POS Plus
    • Aetna Open Choice (PPO)
    • HealthyBlue PPO
    • Aetna Elect Choice/ Open Access (POS)
    • Choice POS & Choice POS II
    • CFBCBS Blue Choice Opt Out Open Access
    • Open HMO
    • Opoen HMO Option
    • CFBSBC Blue Preferred PPO
    • CIGNA EPO
    • CIGNA HMO Open Access (OA)
    • PPO and PPO Plus
    • Aetna Managed Choice (POS)
    • Open EPO Plus
    • Network OA
    • POS OA & OA Plus
    • Innovation Health: Open Network Only Plus
    • Select HMO/HealthFund/Health Network
    • Open POS II
    • Aetna Traditional Choice (PPO)
    • Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
    • Aetna Innovations: HMO & EPO Plus
    • United Healthcare Choice
    • Innovation Health: Indemnity
    • BlueChoice Open Access
    • Choice Fund PPO
    • MedStar Select (MedStar Associates' Plan)
    • Aetna Worker's Compensation Network
    • Tricare for Life (Medicare Supplemental Plan)
    • Great-West Healthcare POS/CIGNA
    • United Healthcare Choice Plus
    • Aetna Elect Choice/ EPO (Aetna Health Fund) Innovation Health: Network Only Plus
    • CFBCBS Blue Choice Opt Out Plus Open Access (POS)
    • Tricare Prime
    • First Health PPO
    • Coventry Health Care National Network PPO
    • M.D. IPA Preferred (POS)
    • Coventry Health Care of Virginia
    • United Healthcare Select HMO - EPO/NPP
    • Aetna Medicare Advantage HMO & PPO Plans
    • CFBCBS Maryland Indemnity or PPO
    • United Student Resources
    • Coventry of Delaware HMO/PPO
    • MedStar Family Choice - Maryland Health Choice
    • United Healthcare Select Plus (POS)
    • CIGNA POS/Network POS
    • Aetna Quality Point of Service (POS)
    • CIGNA Indemnity
    • FIRST HEALTH
    • Aetna Student Health Insurance
    • M.D. IPA (HMO)
    • CFBCBS Maryland Point of Service Plan (MPOS)
    • CFBCBS BlueChoice HMO
    • CIGNA HMO & Network (HMO)
    • CFBCBS (NCA) Indemnity
    • Mamsi Life & Health (Indem./PPO)
    • Optimum Choice Preferred (POS) & OCI Direct (HMO)

Education

Board Certification: American Board of Pediatrics, Pediatrics

Board Certification: American Board of Pediatrics, Pediatric Gastroenterology

Medical School: Universidad del Norte Programa de Medicina (1992)

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
  • Care provider's efforts to include you in decisions about your care

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

    4.8
  • Likelihood of recommending this care provider to others

    4.8
  • Oct 18, 2023

    Highly recommend Dr.Serrano. Very open minded and easy to work with

  • Oct 17, 2023

    Dr Serrano was wonderful! She was very informative and caring for our daughter's health.

  • Oct 17, 2023

    Wonderful experience with Dr. Serrano!