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

Johnna Ruth Mahoney, MD

Individual provider Neonatal-Perinatal Medicine Physician · NPI 1366891558

Johnna Ruth Mahoney, MD is a Neonatal-Perinatal Medicine Physician in Silver Spring, Maryland. Licensed in Maryland. Registered with an NPI since 2016.

Licensed in
MD
In the registry since
2016
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

1500 Forest Glen Rd
Silver Spring, MD 20910-1484
Phone: (301) 754-7600
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Neonatal-Perinatal Medicine Physician (primary) Taxonomy 2080N0001X · Licence D0094107 (MD)

Record details

NPI number1366891558
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 8, 2016
Last updated in NPPESJuly 10, 2023
Certification dateJuly 10, 2023

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