Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

John Hayward Hammond, MD

Individual provider Pediatrics Physician · NPI 1477012300

John Hayward Hammond, MD is a Pediatric Medicine in Baltimore, Maryland. Graduated from Warren Alpert Medical School of Brown University in 2019, 7 years ago. Practices with Johns Hopkins University, a 2,855-clinician group. Licensed in Maryland.

Years since qualifying
7
Trained at
Warren Alpert Medical School of Brown University
Licensed in
MD
In the registry since
2019
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

600 N Wolfe St
Baltimore, MD 21287-0005
Phone: (248) 225-6176
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence D93745 (MD)

Record details

NPI number1477012300
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 19, 2019
Last updated in NPPESApril 30, 2025
Certification dateApril 30, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPEDIATRIC MEDICINE
Medical schoolWARREN ALPERT MEDICAL SCHOOL OF BROWN UNIVERSITY
Graduated 2019 (7 years in practice)
Group practice Johns Hopkins University — 2855 clinicians
Accepts Medicare assignment Not indicated
Practice locations3 on file with Medicare

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