John Affronti
Experienced in Ulcerative Colitis

Dr. John Affronti

Gastroenterology
Johns Hopkins Medicine
Johns Hopkins Bayview Medical Center
4940 Eastern Avenue, 
Baltimore, MD 

Experienced in Ulcerative Colitis
Johns Hopkins Medicine
Johns Hopkins Bayview Medical Center
4940 Eastern Avenue, 
Baltimore, MD 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

John Affronti is a Gastroenterologist in Baltimore, Maryland. Dr. Affronti is rated as an Experienced provider by MediFind in the treatment of Ulcerative Colitis. His top areas of expertise are Childhood Volvulus, Portal Hypertension, Indigestion, Endoscopy, and Gastrectomy.

His clinical research consists of co-authoring 5 peer reviewed articles. MediFind looks at clinical research from the past 15 years.

Graduate Institution
Uniformed Services University Of The Health Sciences F. Edward Hebert School Of Medicine, Pharmacology & Toxicology, MS, 1981
Residency
George Washington University Hospital, Internal Medicine, 1988
Specialties
Gastroenterology
Licenses
Internal Medicine in IL
Board Certifications
American Board Of Internal Medicine
Fellowships
Duke University Medical Center, Gastroenterology, 1990
Hospital Affiliations
The Johns Hopkins Hospital
Johns Hopkins Bayview Medical Center
Languages Spoken
English
Gender
Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
CareFirst
  • HMO
  • POS
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
First Health
  • INSURANCE PLAN
  • MEDICARE PDP
  • PPO
Geisinger
  • HMO
  • POS
  • PPO
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 3 Less Insurance Carriers -

Locations

Johns Hopkins Bayview Medical Center
4940 Eastern Avenue, Baltimore, MD 21224
Call: 410-550-0100
Other Locations
The Johns Hopkins Hospital
1800 Orleans Street, Baltimore, MD 21287
Call: 410-955-5000

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.


5 Total Publications

Pancreas lesion size and EUS-guided tissue sampling.
Pancreas lesion size and EUS-guided tissue sampling.
Journal: Gastrointestinal endoscopy
Published: September 13, 2023
View All 5 Publications
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Dr. Lazarev joined Johns Hopkins from the Mount Sinai Medical Center in New York, where he completed the Present-Levison advanced inflammatory bowel disease fellowship. A specialist in the diagnosis and management of Crohn's disease and ulcerative colitis, Dr. Lazarev has published numerous peer-reviewed articles, abstracts and chapters. Dr. Lazarev is rated as a Distinguished provider by MediFind in the treatment of Ulcerative Colitis. His top areas of expertise are Crohn's Disease, Viral Gastroenteritis, Ulcerative Colitis, Colonoscopy, and Endoscopy.

VIEW MORE ULCERATIVE COLITIS DOCTORS

Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Affronti's expertise for a condition
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        • Experienced
        • Accessory Pancreas
          Dr. Affronti is
          Experienced
          . Learn about Accessory Pancreas.
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        • Alcoholic Cirrhosis
          Dr. Affronti is
          Experienced
          . Learn about Alcoholic Cirrhosis.
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        • Bile Duct Obstruction
          Dr. Affronti is
          Experienced
          . Learn about Bile Duct Obstruction.
          See more Bile Duct Obstruction experts
        • Bile Duct Stricture
          Dr. Affronti is
          Experienced
          . Learn about Bile Duct Stricture.
          See more Bile Duct Stricture experts
        • Childhood Pancreatitis
          Dr. Affronti is
          Experienced
          . Learn about Childhood Pancreatitis.
          See more Childhood Pancreatitis experts
        • Childhood Volvulus
          Dr. Affronti is
          Experienced
          . Learn about Childhood Volvulus.
          See more Childhood Volvulus experts
        View All 30 Experienced Conditions
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