Summary

Mallory Lostumbo, M.D., is a pediatrician at Johns Hopkins Community Physicians in Rockville. She received her medical degree from SUNY Upstate Medical University in Syracuse, NY and completed her residency at Dartmouth Hitchcock in 2017. She is a fellow of the American Academy of Pediatrics and was named a 2025 Top Doctor by Bethesda Magazine and Washingtonian Magazine.

Dr. Lostumbo’s clinical interests include preventative medicine, adolescent medicine and working with new parents. She lives locally with her husband and enjoys traveling, baking and spending time with friends and family.

Quick Facts

  • accepting new patients
  • 12 years of experience
  • 17 insurance plans accepted
  • speaks English
  • Dartmouth Hitchcock Medical Center
  • 2 specialties
  • 1 area of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 1 office location
  • Female

Office Location

Johns Hopkins Community Physicians - Rockville

1201 Seven Locks Rd Ste 201Rockville, MD 20854

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Dr. Mallory Lyn Lostumbo, MD
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Dr. Mallory Lyn Lostumbo, MDDr. Tracy Ching-Hue BurtonDr. Alanna Janine AlbanoDr. Andrea Christine Loeffert
PediatricsPediatricsPediatricsPediatrics
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
12 Years of Experience 18 Years of Experience 17 Years of Experience 14 Years of Experience
Virtual Visit Available Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks Chinese, Spanish Speaks English Speaks English, Spanish
Rockville , MDFranklin , TNFranklin , TNFranklin , TN
Med School: Suny Upstate Medical University Alan And Marlene Norton Coll Of Med Med School: University Of Alabama School Of Medicine Med School: Lake Erie College of Osteopathic Medicine - Bradenton, FL campus Med School: Lake Erie College of Osteopathic Medicine - Bradenton, FL campus
Current Profile
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Insurance Plans Accepted by Dr. Mallory Lyn Lostumbo

  • Aetna
  • Aetna - PPO
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield - Federal Employees Program
  • Blue Cross Blue Shield - PPO
  • CareFirst Blue Cross Blue Shield
  • CareFirst Blue Cross Blue Shield - Federal Employees Program
  • CareFirst Blue Cross Blue Shield - PPO
  • CHAMPVA
  • Cigna
  • Johns Hopkins Employer Health Programs
  • Johns Hopkins Employer Health Programs - Medicaid (Managed)
  • Kaiser Permanente - Medicaid (Managed)
  • Meritain Health
  • Tricare
  • UnitedHealthcare
  • US Family Health Plan

Medical Specialties

Dr. Mallory Lyn Lostumbo has the following 2 specialties

Specialty Expertise

Dr. Mallory Lyn Lostumbo has the following area of expertise

  • Internist/pediatrician

Certifications, License, & Education

12 Years Experience

MEDICAL LICENSE

Medical Doctor, Maryland, 2026, Active

EDUCATION & TRAINING

Residency

Dartmouth Hitchcock Medical Center

Medical School

Suny Upstate Medical University Alan And Marlene Norton Coll Of MedGraduated in 2014

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Frequently Asked Questions

How can I make an appointment with Dr. Mallory Lostumbo?
You can find contact information for Dr. Mallory Lostumbo here on Vitals.
Is Dr. Mallory Lostumbo accepting new patients?
Dr. Mallory Lostumbo is accepting new patients on Vitals. View Dr. Mallory Lostumbo's profile on Vitals to make an appointment.
Does Dr. Mallory Lostumbo accept my insurance?
You can see the insurance plans that Dr. Mallory Lostumbo accepts on their Vitals profile.
Where is Dr. Mallory Lostumbo's office located?
Dr. Mallory Lostumbo's office is located at 1201 Seven Locks Rd Ste 201, Rockville, MD, 20854.
Does Dr. Mallory Lostumbo accept virtual/telehealth appointments?
Yes, Dr. Mallory Lostumbo accepts virtual/telehealth appointments. Click the virtual visit button on their Vitals profile.

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