Mariastella Serrano, MD| Clinical Nutrition, Pediatric Hepatology | MedStar Health
About me
Dr. Serrano completed her Pediatrics residency 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 at MedStar Georgetown University Hospital and is an associate professor in Pediatrics at Georgetown University. Dr. Serrano has a special interest in nutritional support and inflammatory bowel disease. Dr. Serrano is a member of the Crohn's and Colitis Foundation and is co-chair for its Pediatric Affairs Committee. She is also a member of the Pan American Crohn's and Colitis Organization (PANCCO) and is the director for the pediatric task force of PANCCO which strives to enhance education on Crohn's disease and ulcerative colitis for professionals, patients and their families in Latin America. She is board certified both in Pediatrics and Pediatric Gastroenterology.
Clinical areas of focus
- Colon Polyps
- Crohn's Disease
- Polycystic Liver Disease
- Ulcerative Colitis
Conditions and procedures
Conditions I treat
- Abdominal Cramping
- Abdominal Distension
- Abdominal Pain
- Abnormal Stool
- Achalasia
- Acute Cholecystitis
- Acute Pancreatitis
- Alimentary Tract Foreign Body
- Altered Bowel Habits
- Anal Abscess
- Anal Fissures
- Anal Venous Thrombosis
- Anus And Rectum Diseases
- Aphagia And Dysphagia
- Ascites
- Barrett's Esophagus
- Benign Neoplasm Of Colon, Rectum, Anus And Anal Canal
- Benign Neoplasm Of Digestive System
- Benign Tumor
- Bile Duct Stones
- Biliary Tract Disease
- Biliary Tract Obstruction
- Blood In Stool
- Bowel Obstruction
- Celiac Disease
- Choledocholithiasis
- Chronic Constipation
- Chronic Diarrhea
- Colic In Infants
- Colitis
- Colon Disease
- Colon Polyps
- Congenital Malformations Of Digestive System
- Congenital Malformations Of Esophagus
- Congenital Malformations Of Gallbladder, Bile Ducts And Liver
- Congenital Malformations Of Intestine
- Crohn's Disease
- Crohn's Disease [Regional Enteritis]
- Diaphragmatic Hernia
- Digestive System Complications
- Digestive System Diseases
- Digestive System Symptoms
- Diseases Of Esophagus
- Diseases Of Stomach And Duodenum
- Duodenal Ulcer
- Duodenitis
- Dysphagia
- Epigastric Pain
- Esophageal Hernia
- Esophageal Stricture
- Esophagitis
- Flatulence
- Functional Dyspepsia
- Functional Intestinal Disorders
- Gallbladder Disease
- Gallstones
- Gas And Bloating
- Gastric Varices
- Gastritis
- Gastroesophageal Reflux Disease (GERD) In Children
- Gastrointestinal Bleeding
- Gastrointestinal Bleeding And Rectal Bleeding
- H. Pylori Infection
- Helicobacter Pylori
- Hemorrhoids
- Hemorrhoids And Perianal Venous Thrombosis
- Hepatitis C
- Hepatomegaly
- Hepatomegaly And Splenomegaly
- Inflammatory Bowel Disease (IBD) With Infection
- Intestinal Infections
- Intestinal Stenosis
- Irritable Bowel Syndrome
- Jaundice
- Liver Cirrhosis
- Malabsorption
- Melena
- Nausea
- Noninfective Gastroenteritis
- Pancreatic Diseases
- Pancreatitis
- Paralytic Ileus And Intestinal Obstruction
- Peptic Ulcer Disease
- Perianal Fistula
- Perianal Itching
- Perianal Pain
- Polycystic Liver Disease
- Portal Hypertension
- Postoperative Ileus
- Postprandial Diarrhea
- Primary Sclerosing Cholangitis
- Proctitis
- Rectal Pain
- Regional Enteritis
- Stomach Cramps
- Stomach Ulcers
- Swallowing Disorders
- Throat Pain
- Ulcerative Colitis
- Viral Hepatitis
- Vomiting
- Vomiting And Nausea
Procedures I perform
- Bleeding Ulcer Treatment
- Capsule Endoscopy
- Celiac Disease Treatment
- Chronic Liver Disease Treatment
- Colonoscopy Through Stoma
- Colonoscopy With Biopsy
- Colonoscopy With Injection
- Diarrhea Treatment
- Dilation Of Esophagus
- Endoscopic Argon Plasma Coagulation
- Endoscopic Stomach Feeding Device Insertion
- Endoscopic Stricture Dilation
- Esophageal Dilation
- Esophageal PH Monitoring
- Esophagogastroduodenoscopy With Biopsy
- Failure To Thrive Treatment
- Flexible Colonoscopy With Biopsy
- Gastroesophageal Reflux Disease
- Gastrointestinal Biopsy
- Gastrointestinal Foreign Body Removal
- Gastrointestinal Functional Disorder Treatment
- Gastrointestinal Motility Study
- Gastrointestinal Tube Placement
- Gastrostomy
- H. Pylori Treatment
- Helicobacter Pylori Stool Test
- Hepatitis E Treatment
- Hydrogen Breath Test
- Inflammatory Bowel Disease
- Intestinal Biopsy
- Irritable Bowel Syndrome Treatment
- Lactose Breath Test
- Lactose Intolerance Testing
- Lower Gi Endoscopy
- Nausea And Vomiting Management
- Pancreatic Disease Management
- Pancreatitis Treatment
- PH Monitoring
- Pulsatile Tinnitus Treatment
- Rectal Biopsy
- Sigmoidoscopy With Biopsy
- Stomach Pain Treatment
- Swallowing Disorder Treatment
- Ulcerative Colitis-Associated Arthritis Treatment
- Upper Endoscopy
- Upper Esophagus Dilation, Endoscopic
- Upper Gi Endoscopy
- Variceal Band Ligation
- Vein Sclerotherapy
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.
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List of insurance plans we accept
- Blue Choice Advantage
- Healthy Blue (HMO, POS)
- Anthem BCBS Medi Blue Plus
- POS OA
- Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
- IH-HMO
- Medicare Direct
- CIGNA EPO
- UnitedHealthcare Medicare Adv. Special Needs Plans
- MedStar Family Choice DC Healthy Families
- Optimum Choice & Optimum Choice Preferred (POS) Cardiac Global
- Great-West Healthcare POS/CIGNA
- Humana Gold Plus HMO
- Uniformed Services Family Health Plan
- MultiPlan, Inc
- Aetna Managed Choice Open Access (POS)
- HumanaChoice Honor's plan PPO
- Aetna Classic 5000
- Aetna Student Health Insurance
- CareFirst Group Medicare Advantage
- Jai Medical Systems - Maryland Health Choice
- Mamsi Life & Health (Indem./PPO) Cardiac Global
- Aetna Advantage 6350
- Aetna Medicare Advantage HMO & PPO Plans
- Network OA
- First Health PPO
- OCI Direct (HMO)
- CIGNA HMO Open Access
- First Health PPO
- HighMark
- Aetna Managed Choice (POS)
- Kaiser Permanente Signature - Added Choice
- CareFirst EPO
- Cigna Preferred Medicare (HMO)
- Private Fee-for-Service Plans (PFFS)
- MD IPA (HMO) & MD IPA Preferred Cardiac Global
- CareFirst Blue Choice Opt Out Open Access
- CareFirst Administrators
- Cigna TotalCare (HMO D-SNP)
- MedStar Family Choice - Maryland Health Choice
- IH-Open Network Only Plus
- DC/MD SHOP QHP Small Business Plans
- United Healthcare Choice
- CIGNA Connect EPO
- Aetna Elect Choice/ Open Access (POS)
- Anthem BCBS of VA HealthKeepers Plus
- NYC Medicare Advantage Plus
- Aetna Better Health of MD
- CareFirst Dual Prime HMO-SNP
- Kaiser Permanente Medicare Advantage Signature and Select
- UnitedHealthcare and AARP Medicare Complete Plans
- Coventry of Delaware HMO/PPO
- TRICARE for Life East
- Kaiser Permanente Signature
- Aetna Premier 200PD
- AmeriHealth Caritas DC Healthcare Alliance
- Coventry Health Care National Network PPO
- Optimum Choice Preferred (POS)
- Medicare FFS
- Kaiser Permaenete Signature - Added Choice Cardiac Global
- Advantra Platinum (PPO)
- Kaiser Maryland Medicaid MCO
- Lasso Healthcare - Medicare Medical Savings Account
- IH-Open HMO
- IH-Open HMO Option
- HumanaChoice PPO
- MedStar Family Choice DC Healthcare Alliance
- Cigna Alliance Medicare (HMO)
- Kaiser Permanente Flexible Choice 3-tier POS
- Aetna Traditional Choice (PPO)
- CareFirst NASCO
- United HealthCare Community Plan - Maryland Health Choice Program
- CIGNA PPO Plus
- M.D. IPA Preferred (POS)
- Anthem BCBS of VA HealthKeepers (POS & POS OA)
- Johns Hopkins Advantage MD PLUS PPO
- Aetna Better Health of VA
- Choice Fund PPO
- Humana Medicare Advantage - PPO
- AmeriHealth Caritas DC Healthy Families
- Kaiser Permanente Select - Added Choice
- Cigna Achieve Medicare (HMO C-SNP)
- United Healthcare Choice Cardiac Global
- CareFirst (NCA) Indemnity
- Optimum Choice
- BCBS Out-of-State Medicare Plans (Blue Advantage)
- CareFirst BlueChoice HMO
- Aetna Quality Point of Service (POS)
- United Student Resources
- Alterwood Advanatge HMO & DSNP Plans
- Anthem Federal Employee Program Standard
- IH-Indemnity
- Sentara Health
- Navigate
- Aetna Worker's Compensation Network
- United Medicare Private Fee-for-Service (PFFS) plans
- United Healthcare Select HMO-EPO/NPP Cardiac Global
- Aetna Basic
- Kaiser Permanente Flexible Choice POS Cardiac Global
- BlueChoice Open Access
- TriWest Healthcare Alliance
- Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
- Magellan Complete Care of VA - VA Medicaid MCO
- CIGNA SureFit (HMO)
- IH-EPO Plus
- CareFirst Maryland Indemnity or PPO
- Veterans Affairs Community Care Network
- United Healthcare Community Plan - VA Medicaid MCO
- United Healthcare Choice Plus Cardiac Global
- Anthem BCBS Medi Blue SNP
- WellPoint Maryland - Maryland Health Choice
- Kaiser Permanente Select Cardiac Global
- Aetna HMO
- Aetna Medicare Advantage PFFS Plan
- Kaiser Permanente HMO Plus and DHMO Plus Member
- Aetna Advantage 5750
- CareFirst FEP Blue Focus
- CareFirst MedStar Select PPO
- CareFirst Blue Card Program
- CIGNA PPO
- Mamsi Life & Health (Indem./PPO)
- Coventry Health Care of Virginia
- Amerigroup DC Healthy Families
- TRICARE East Prime
- Kaiser Permanente Medicare Plus
- Anthem Federal Employee Program Basic
- OA Plus
- Aetna VA Exchange
- IH-Network Only Plus
- United Healthcare Choice Plus
- CareFirst BlueCross BlueShield Advantage Core/Enhanced
- CareFirst Community Health Plan of MD
- Private Health Care Systems (PPO)
- Geisinger Medicare Advantage
- Beech Street PPO
- CareFirst Blue Choice Opt Out Plus Open Access (POS)
- Employee Health Plan
- Aetna Classic 5000PD
- UHC Passport
- United Healthcare Options (PPO)
- Aetna Classic 3500
- IH-POS
- Anthem BCBS of VA HealthKeepers (HMO)
- Aetna Elect Choice/ EPO (Aetna Health Fund)
- CIGNA Indemnity
- Cigna True Choice Plus Medicare (PPO)
- AMERIVANTAGE/Amerigroup Community Care
- Humana Medicare Advantage - HMO Open Access
- UnitedHealthcare Individual Exchange Plans
- Optima Family Care MCO - VA Medicaid MCO
- Maryland Physicians Care MCO
- United Healthcare Select Plus (POS)
- UHC Group Medicare Advantage Plans (HMO, POS, PPO)
- Select HMO/HealthFund/Health Network
- Choice POS II
- Johns Hopkins Advantage MD PPO
- IH-PPO
- Cigna True Choice Medicare (PPO)
- BCBS of Michigan (BCN Advantage,Security Blue, Freedom, Medicare PLUS Blue Group PPO)
- CareFirst MedStar PPO
- CIGNA POS/Network POS
- M.D. IPA (HMO)
- Aetna Advantage 6350PD
- Choice POS II Open Access
- Choice Care Network/HUMANA (PPO)
- CIGNA HMO & Network (HMO)
- Police and Fire Clinic
- United Healthcare Navigate Cardiac Global
- Anthem BCBS Medi Blue Dual Adv
- IH-POS Plus
- Priority Partners - Maryland Health Choice
- Aetna Open Choice (PPO)
- Medicare Advantage - Advantra Value (PPO)
- United Healthcare Select HMO - EPO/NPP
- Amerigroup DC Alliance
- CareFirst Blue Preferred PPO
- IH-Open EPO Plus
- IH-Open POS Plus
- UnitedHealthcare Medicare Advantage DSNP District of Columbia
- Choice POS
- IH-Open POS II
- Aetna Signature Administrator PPO/TPA
- TRICARE East Select
- Options PPO Cardiac Global
- Anthem BCBS of VA Key Care POS/PPO/Indemnity
- CareFirst Maryland Point of Service Plan
- CareFirst Group Medicare Advantage prescription drug benefit (PPO)
- Kaiser Permanente Select
- HUMANA/Choice Care Medicare Plans (Choice, Gold Choice)
- Tricare Reserve Select
- Erickson Advantage Plans
- CareFirst Federal Employee Program (Std. & Basic PPO)
- Johns Hopkins Advantage MD HMO
- HealthyBlue PPO
- Health Services for Children with Special Needs
- Core Essential (HMO)
Education
Board Certification: American Board of Pediatrics, Pediatric Gastroenterology
Board Certification: American Board of Pediatrics, General Pediatrics
Fellowship: Louisiana State University Medical Center-Shreveport (2004)
Medical School: Universidad De Norte-Programa De Medicina (1992)