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

Mary Madelyn Locastro, MD, MPH

Individual provider Pediatrics Physician · NPI 1962345504

Mary Madelyn Locastro, MD, MPH is a Pediatrics Physician in Rochester, Minnesota. Licensed in Minnesota. Registered with an NPI since 2026.

Licensed in
MN
In the registry since
2026
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
MPH — Master of Public Health
A graduate degree in population health.

See every abbreviation used in this directory →

Practice location Address checks out

200 1st St SW
Rochester, MN 55905-0001
Phone: (507) 284-2511
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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 36334 (MN)

Record details

NPI number1962345504
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD , MPH
Sole proprietorNo
NPI enumeratedApril 9, 2026
Last updated in NPPESApril 24, 2026
Certification dateApril 24, 2026

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