Melissa L. Crenshaw
Experienced in Mosaicism

Dr. Melissa L. Crenshaw

Pediatrics
Johns Hopkins Medicine
Johns Hopkins All Children's Outpatient Care, St. Petersburg
601 5th Street South, Suite 520, Suite 520, 
Saint Petersburg, FL 

Experienced in Mosaicism
Johns Hopkins Medicine
Johns Hopkins All Children's Outpatient Care, St. Petersburg
601 5th Street South, Suite 520, Suite 520, 
Saint Petersburg, FL 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

Dr. Crenshaw is the medical director for the Clinical Genetics Program at Johns Hopkins All Children’s Hospital and also serves as an assistant professor with Johns Hopkins Medicine. Her research interests include congenital heart defects, chromosome abnormalities and Turner Syndrome. She has additional expertise in the genetics of congenital heart disease and connective tissue disorders. After graduating from Cornell University as a Cornell National Scholar and Hughes Research Scholar, Dr. Crenshaw received her medical degree from the State University of New York Health Sciences Center at Syracuse. She completed a pediatrics residency at Inova Fairfax Hospital for Children in Falls Church, VA (a teaching affiliate of the University of Virginia), followed by a three-year medical genetics training program at Johns Hopkins University’s McKusick-Nathans Institute of Genetic Medicine in Baltimore, MD.

Dr. Crenshaw is rated as an Experienced provider by MediFind in the treatment of Mosaicism. Her top areas of expertise are Turner Syndrome, Intersex, Mosaicism, and Cleft Lip and Palate.

Her clinical research consists of co-authoring 21 peer reviewed articles. MediFind looks at clinical research from the past 15 years. In particular, she has co-authored 3 articles in the study of Mosaicism.

Residency
Inova Fairfax Hospital, Pediatrics, 2001
Specialties
Pediatrics
Licenses
Clinical Genetics in FL
Board Certifications
American Board Of Medical Genetics And Genomics
American Board Of Pediatrics
Fellowships
Johns Hopkins University School of Medicine, Medical Genetics, 2004
Languages Spoken
English
Gender
Female

Insurance

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

Find your insurance
Find your insuranceClose

Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
AvMed
  • HMO
  • POS
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
Florida Blue
  • EPO
  • PPO
Health Options
  • HMO
  • POS
  • PPO
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Medicare
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE PART D
Simply Healthcare
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • OTHER MEDICARE PART D
Sunshine Health
  • EPO
  • HMO
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 6 Less Insurance Carriers -

Locations

Johns Hopkins All Children's Outpatient Care, St. Petersburg
601 5th Street South, Suite 520, Suite 520, Saint Petersburg, FL 33701
Call: 727-767-8491
Other Locations
Johns Hopkins All Children's Outpatient Care, St. Petersburg
601 5th Street South, Suite C230, Saint Petersburg, FL 33701
Call: 727-767-4176
Johns Hopkins All Children's Outpatient Care, St. Petersburg
601 5th Street South, Suite 230, Saint Petersburg, FL 33701
Call: 727-767-4920

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.


21 Total Publications

Comments From the Guest Editors.
Comments From the Guest Editors.
Journal: American journal of medical genetics. Part C, Seminars in medical genetics
Published: October 21, 2025
View All 21 Publications
Similar Doctors
Experienced in Mosaicism
Dr. Maria A. Leszczynska
Pediatrics | Dermatology
Experienced in Mosaicism
Dr. Maria A. Leszczynska
Pediatrics | Dermatology
501 6th Ave S, 
St Petersburg, FL 
 (0.2 miles away)
727-767-4105
Languages Spoken:
English
See accepted insurances
Accepting New Patients

Maria Leszczynska is a Pediatrics specialist and a Dermatologist in St Petersburg, Florida. Dr. Leszczynska is rated as an Experienced provider by MediFind in the treatment of Mosaicism. Her top areas of expertise are Becker's Nevus, Linear Nevus Sebaceous Syndrome, Epidermolytic Hyperkeratosis, and Atopic Dermatitis. Dr. Leszczynska is currently accepting new patients.

VIEW MORE MOSAICISM 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. Crenshaw's expertise for a condition
ConditionClose
      • Advanced
      • Turner Syndrome
        Dr. Crenshaw is
        Advanced
        . Learn about Turner Syndrome.
        See more Turner Syndrome experts
      • Experienced
      • Cardiofaciocutaneous Syndrome
        Dr. Crenshaw is
        Experienced
        . Learn about Cardiofaciocutaneous Syndrome.
        See more Cardiofaciocutaneous Syndrome experts
      • Cardiomyopathic Lentiginosis
        Dr. Crenshaw is
        Experienced
        . Learn about Cardiomyopathic Lentiginosis.
        See more Cardiomyopathic Lentiginosis experts
      • Cleft Lip and Palate
        Dr. Crenshaw is
        Experienced
        . Learn about Cleft Lip and Palate.
        See more Cleft Lip and Palate experts
      • Intersex
        Dr. Crenshaw is
        Experienced
        . Learn about Intersex.
        See more Intersex experts
      • Micrognathia
        Dr. Crenshaw is
        Experienced
        . Learn about Micrognathia.
        See more Micrognathia experts
      • Mosaicism
        Dr. Crenshaw is
        Experienced
        . Learn about Mosaicism.
        See more Mosaicism experts
      View All 9 Experienced Conditions
      Want to save this doctor for later?
      Sign Up
      Is this your doctor?
      Find A Second Opinion
      Not sure about your diagnosis?
      Check Your Symptoms
       
       
       
       
      Learn about our expert tiers
      Learn More
      Are you the provider on this profile?
      Claim Profile
      For Patients
      • Our Story
      • How MediFind Works
      • Conditions A-Z
      • Doctor Directory
      • Symptoms Directory
      • Procedures Directory
      • Treatment Directory
      • Drug Directory
      • Infusion Center Finder
      • FAQ
      • Contact Us
      For Providers and Practices
      • Claim Your Profile
      • Newsroom
      Business Solutions
      • Provider
      • Network Solutions
      Additional Resources
      • Consumer Health Data Privacy Policy
      • Privacy Policy
      • Terms of Use
      • Advertising Policy
      • Content Policy
      Subscribe to our newsletter

      Sign up to stay informed about MediFind and get wellness sent your way.

      Close

        By subscribing, I agree to MediFind's Terms of Use, Privacy Policy and Consumer Health Data Privacy Policy, as applicable.

        Bullet PinMediFind
        Follow us on
        This information is not intended as a substitute for informed medical advice. You should work with a licensed professional to diagnose and treat health conditions. We let the data speak for itself, MediFind does not endorse any healthcare providers.
        © 2026 All Rights Reserved

        Request an Appointment

        If you are experiencing a medical emergency, call 9-1-1.

        MediFind will contact the provider for your appointment request. You’ll receive status updates by email. Your provider or MediFind will reach out to you directly by phone or email to schedule your appointment or request additional information.

        Patient Details

        This information is for the patient who will be seen at the appointment.

          Close

          Returning patient? Use your address on file with the provider.

          Insurance Details

          Please provide information of the primary insurance holder as the practice may require this information to schedule.

          Insurance Provider *
          Insurance ProviderClose

          Appointments Details

          Let’s get more information about your appointment.

                  0 / 1000
                  0 / 1000
                  By pressing the Submit button you are agreeing to MediFind’s Terms of Use, Privacy Policy and Consumer Health Data Privacy Policy, as applicable.