Michelle Petri
Elite in Systemic Lupus Erythematosus (SLE)

Dr. Michelle Petri

Rheumatology
Johns Hopkins Medicine
Johns Hopkins Outpatient Center
Baltimore, MD 
43 Years of Experience

Elite in Systemic Lupus Erythematosus (SLE)
Johns Hopkins Medicine
Johns Hopkins Outpatient Center
Baltimore, MD 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

Michelle Petri, M.D. is a Professor of Medicine at the Johns Hopkins University School of Medicine. She attended medical school at Harvard University and fulfilled her internal medicine residency at the Massachusetts General Hospital. In addition, she completed two fellowship programs at the University of California, San Francisco in allergy and immunology and rheumatology. Dr. Petri is the Director of the Hopkins Lupus Cohort, a longitudinal study of morbidity and mortality in systemic lupus erythematosus, and Co-Director of the Hopkins Lupus Pregnancy Center.

Dr. Petri is rated as an Elite provider by MediFind in the treatment of Systemic Lupus Erythematosus (SLE). Her top areas of expertise are Lupus Nephritis, Systemic Lupus Erythematosus (SLE), Cutaneous Lupus Erythematosus (CLE), Tenotomy, and Osteotomy.

Her clinical research consists of co-authoring 551 peer reviewed articles. MediFind looks at clinical research from the past 15 years. In particular, she has co-authored 435 articles in the study of Systemic Lupus Erythematosus (SLE).

Residency
Massachusetts General Hospital, 1983
Specialties
Rheumatology
Licenses
Internal Medicine in MD
Board Certifications
American Board Of Internal Medicine
American Board Of Allergy And Immunology
Fellowships
University of California, San Francisco, School of Medicine, 1986
Hospital Affiliations
The Johns Hopkins Hospital
Johns Hopkins Bayview Medical Center
Languages Spoken
English
French
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
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
Blue Shield of California
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE-MEDICAID PLAN
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Cambia Health Solutions
  • EPO
  • INSURANCE PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • PPO
Capital Blue Cross
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • OTHER MEDICARE PART D
  • PPO
CareFirst
  • HMO
  • POS
  • PPO
Change Healthcare
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
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
Health New England
  • HMO
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • OTHER COMMERCIAL
Highmark
  • EPO
  • HMO
  • PPO
Horizon Healthcare
  • EPO
  • POS
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Independent Health
  • EPO
  • POS
  • PPO
Johns Hopkins Healthcare
  • HMO
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE-MEDICAID PLAN
Kaiser Permanente
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER MEDICARE
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
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Medicare
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Meridian Choice
  • HMO
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  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
Oscar
  • EPO
  • HMO
  • PPO
Premera Blue Cross
  • INSURANCE PLAN
  • MEDICARE MAPD
  • OTHER COMMERCIAL
  • PPO
Sentara Healthcare
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE ASSISTANCE PROGRAM
  • MEDICARE MAPD
  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
Walgreens
  • MEDICARE DISCOUNT CARD
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  • OTHER MEDICARE
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 24 Less Insurance Carriers -

Locations

Johns Hopkins Outpatient Center
Floor 7, Baltimore, MD 21287
Call: 410-955-9114

Additional Areas of Focus

Dr. Petri has provided the following conditions as areas of focus. Please note that we may not have enough data to validate their experience in some of these conditions.

Antiphospholipid Syndrome

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.


547 Total Publications

Author Correction: An asymmetric fission island driven by shell effects in light fragments.
Author Correction: An asymmetric fission island driven by shell effects in light fragments.
Journal: Nature
Published: November 25, 2025
View All 547 Publications
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Baltimore, MD 
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Dr. Homa Timlin is an assistant professor of medicine at the Johns Hopkins University School of Medicine. Her areas of clinical expertise include systemic lupus erythematosus, and lupus nephritis. Dr. Timlin serves on the faculty of the Johns Hopkins Consultative Rheumatology Clinic. A member of the Royal College of Physicians, Dr. Timlin earned her medical degree at Romania’s Universitatea de Medicana Si Farmacie Carol Davila. Upon completion of rheumatology fellowships, Oxford in the United Kingdom and an internal medicine residency in the United States, she joined the Johns Hopkins Lupus Center in 2011. After a one-year postdoctoral lupus fellowship under the mentorship of Dr. Michelle Petri, she finished her post-doctoral fellowship in rheumatology at Johns Hopkins. She also holds a master’s degree in clinical immunology (London University), MRCP diploma (Member of the Royal College of Physicians), Certificate of Completion of Specialty Training (CCST). Dr. Timlin has been an active educator who works with trainees at all levels, nationally and internationally, in the inpatient and outpatient settings. Presently, Dr. Timlin has established a retrospective cohort of several hundred patients with lupus and lupus nephritis, and site lead at the Johns Hopkins Bayview Medical Center. Dr. Timlin is the medical chair for the local chapter of Lupus Foundation of America (LFA) and the director of an IRB-approved prospective human diagnostic study using magnetic resonance imaging (MRI) to evaluate lupus nephritis. This provider is registered with the Florida Department of Health to perform telehealth services for patients in Florida. Dr. Timlin is rated as a Distinguished provider by MediFind in the treatment of Systemic Lupus Erythematosus (SLE). Her top areas of expertise are Lupus Nephritis, Systemic Lupus Erythematosus (SLE), Discoid Lupus Erythematosus (DLE), and Cutaneous Lupus Erythematosus (CLE).

VIEW MORE SYSTEMIC LUPUS ERYTHEMATOSUS (SLE) 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. Petri's expertise for a condition
ConditionClose
  • Elite
  • Cutaneous Lupus Erythematosus (CLE)
    Dr. Petri is
    Elite
    . Learn about Cutaneous Lupus Erythematosus (CLE).
    See more Cutaneous Lupus Erythematosus (CLE) experts
  • Discoid Lupus Erythematosus (DLE)
    Dr. Petri is
    Elite
    . Learn about Discoid Lupus Erythematosus (DLE).
    See more Discoid Lupus Erythematosus (DLE) experts
  • Lupus Nephritis
    Dr. Petri is
    Elite
    . Learn about Lupus Nephritis.
    See more Lupus Nephritis experts
  • Systemic Lupus Erythematosus (SLE)
    Dr. Petri is
    Elite
    . Learn about Systemic Lupus Erythematosus (SLE).
    See more Systemic Lupus Erythematosus (SLE) experts
  • Distinguished
  • Arthritis
    Dr. Petri is
    Distinguished
    . Learn about Arthritis.
    See more Arthritis experts
  • Undifferentiated Connective Tissue Disease (UCTD)
    Dr. Petri is
    Distinguished
    . Learn about Undifferentiated Connective Tissue Disease (UCTD).
    See more Undifferentiated Connective Tissue Disease (UCTD) experts
  • Advanced
  • Dermatomyositis
    Dr. Petri is
    Advanced
    . Learn about Dermatomyositis.
    See more Dermatomyositis experts
  • Kienbock's Disease
    Dr. Petri is
    Advanced
    . Learn about Kienbock's Disease.
    See more Kienbock's Disease experts
  • Polymyositis
    Dr. Petri is
    Advanced
    . Learn about Polymyositis.
    See more Polymyositis experts
  • Rheumatoid Arthritis (RA)
    Dr. Petri is
    Advanced
    . Learn about Rheumatoid Arthritis (RA).
    See more Rheumatoid Arthritis (RA) experts
  • Sjogren Syndrome
    Dr. Petri is
    Advanced
    . Learn about Sjogren Syndrome.
    See more Sjogren Syndrome experts
  • Tenotomy
    Dr. Petri is
    Advanced
    . Learn about Tenotomy.
    See more Tenotomy experts
View All 7 Advanced Conditions
  • Experienced
  • Granulomatosis with Polyangiitis
    Dr. Petri is
    Experienced
    . Learn about Granulomatosis with Polyangiitis.
    See more Granulomatosis with Polyangiitis experts
  • Melorheostosis
    Dr. Petri is
    Experienced
    . Learn about Melorheostosis.
    See more Melorheostosis experts
  • Melorheostosis with Osteopoikilosis
    Dr. Petri is
    Experienced
    . Learn about Melorheostosis with Osteopoikilosis.
    See more Melorheostosis with Osteopoikilosis experts
  • Myositis
    Dr. Petri is
    Experienced
    . Learn about Myositis.
    See more Myositis experts
  • Osteopenia
    Dr. Petri is
    Experienced
    . Learn about Osteopenia.
    See more Osteopenia experts
  • Osteoporosis
    Dr. Petri is
    Experienced
    . Learn about Osteoporosis.
    See more Osteoporosis experts
View All 10 Experienced Conditions
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