Joanna M. Melia
Advanced in Colitis

Dr. Joanna M. Melia

Gastroenterology
Johns Hopkins Medicine
Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville
2360 West Joppa Road, Joppa Concourse STE 205, Joppa Concourse STE 205, 
Lutherville, MD 
Offers Telehealth

Advanced in Colitis
Johns Hopkins Medicine
Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville
2360 West Joppa Road, Joppa Concourse STE 205, Joppa Concourse STE 205, 
Lutherville, MD 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

Dr. Melia specializes in inflammatory bowel disease (IBD), and her clinical expertise includes ulcerative colitis, Crohn’s disease, microscopic colitis, collageneous colitis and Celiac disease. Her primary research interest is improving approaches for individualized care for patients with IBD through functional genomic studies, particularly related to diet, host, and microbiota interactions. She has authored numerous peer-reviewed publications.

Dr. Melia is rated as an Advanced provider by MediFind in the treatment of Colitis. Her top areas of expertise are Viral Gastroenteritis, Crohn's Disease, Colitis, Endoscopy, and Colonoscopy.

Her clinical research consists of co-authoring 30 peer reviewed articles and participating in 1 clinical trial. MediFind looks at clinical research from the past 15 years. In particular, she has co-authored 17 articles in the study of Colitis.

Residency
Johns Hopkins University School of Medicine, Medicine, 2010
Specialties
Gastroenterology
Licenses
Internal Medicine in MD
Board Certifications
American Board Of Internal Medicine
Fellowships
Massachusetts General Hospital, Gastroenterology, 2015
Massachusetts General Hospital, Gastroenterology, 2011
Hospital Affiliations
The Johns Hopkins Hospital
Johns Hopkins Bayview Medical Center
Languages Spoken
English
Gender
Female

Insurance

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

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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Anthem BCBS
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
Capital Blue Cross
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • OTHER MEDICARE PART D
  • PPO
CareFirst
  • HMO
  • POS
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
First Health
  • INSURANCE PLAN
  • MEDICARE PDP
  • PPO
Geisinger
  • HMO
  • POS
  • PPO
Health Care Services Corporation
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Highmark
  • EPO
  • HMO
  • PPO
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Independent Health
  • EPO
  • POS
  • PPO
Johns Hopkins Healthcare
  • HMO
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE-MEDICAID PLAN
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
UnitedHealthcare
  • EPO
  • HMO
  • 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 11 Less Insurance Carriers -

Locations

Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville
2360 West Joppa Road, Joppa Concourse STE 205, Joppa Concourse STE 205, Lutherville, MD 21093
Call: 410-933-7495

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.


1 Clinical Trials

A Randomized, Double-Blind, Placebo-Controlled, Multicenter, Phase 2a Study to Evaluate the Safety, Tolerability, and Early Proof of Concept of TAK-018 for the Prevention of Postoperative Crohn's Disease Recurrence
A Randomized, Double-Blind, Placebo-Controlled, Multicenter, Phase 2a Study to Evaluate the Safety, Tolerability, and Early Proof of Concept of TAK-018 for the Prevention of Postoperative Crohn's Disease Recurrence
Enrollment Status: Terminated
Publish Date: September 07, 2023
Intervention Type: Drug
Study Drug: TAK-018
Study Phase: Phase 2

29 Total Publications

An Integrated Large-Scale Atlas of Protein Quantitative Trait Loci across Olink and SomaScan platforms.
An Integrated Large-Scale Atlas of Protein Quantitative Trait Loci across Olink and SomaScan platforms.
Journal: medRxiv : the preprint server for health sciences
Published: November 24, 2025
View All 29 Publications
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Raymond Cross is a Gastroenterologist in Baltimore, Maryland. Dr. Cross is rated as a Distinguished provider by MediFind in the treatment of Colitis. His top areas of expertise are Crohn's Disease, Ulcerative Colitis, Hemorrhagic Proctocolitis, Endoscopy, and Colonoscopy.

Mark Lazarev
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Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville

2360 West Joppa Road, Joppa Concourse STE 205, Joppa Concourse STE 205, 
Lutherville, MD 
 (11.5 miles away)
410-933-7495
Languages Spoken:
English
See accepted insurances
Offers Telehealth

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 Colitis. His top areas of expertise are Crohn's Disease, Viral Gastroenteritis, Ulcerative Colitis, Colonoscopy, and Endoscopy.

VIEW MORE 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. Melia's expertise for a condition
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    • Distinguished
    • Viral Gastroenteritis
      Dr. Melia is
      Distinguished
      . Learn about Viral Gastroenteritis.
      See more Viral Gastroenteritis experts
    • Advanced
    • Colitis
      Dr. Melia is
      Advanced
      . Learn about Colitis.
      See more Colitis experts
    • Crohn's Disease
      Dr. Melia is
      Advanced
      . Learn about Crohn's Disease.
      See more Crohn's Disease experts
    • Hemorrhagic Proctocolitis
      Dr. Melia is
      Advanced
      . Learn about Hemorrhagic Proctocolitis.
      See more Hemorrhagic Proctocolitis experts
    • Ulcerative Colitis
      Dr. Melia is
      Advanced
      . Learn about Ulcerative Colitis.
      See more Ulcerative Colitis experts
    • Experienced
    • Collagenous Colitis
      Dr. Melia is
      Experienced
      . Learn about Collagenous Colitis.
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    • Colonoscopy
      Dr. Melia is
      Experienced
      . Learn about Colonoscopy.
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    • Colorectal Cancer
      Dr. Melia is
      Experienced
      . Learn about Colorectal Cancer.
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    • Endoscopy
      Dr. Melia is
      Experienced
      . Learn about Endoscopy.
      See more Endoscopy experts
    • Gastrointestinal Bleeding
      Dr. Melia is
      Experienced
      . Learn about Gastrointestinal Bleeding.
      See more Gastrointestinal Bleeding experts
    • Gastrointestinal Fistula
      Dr. Melia is
      Experienced
      . Learn about Gastrointestinal Fistula.
      See more Gastrointestinal Fistula experts
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