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

Mary Theresa Siegfried, CRNP

Individual provider Pediatric Critical Care Medicine Physician · NPI 1538985445

Mary Theresa Siegfried, CRNP is a Pediatric Critical Care Medicine Physician in Philadelphia, Pennsylvania. Practices as a sole proprietor. Licensed in Pennsylvania.

Licensed in
PA
In the registry since
2024
What do these letters mean?
CRNP — Certified Registered Nurse Practitioner
The title Pennsylvania and some other states use for a nurse practitioner.

See every abbreviation used in this directory →

Practice location Address checks out

3401 Civic Center Blvd
Philadelphia, PA 19104-4319
Phone: (215) 590-1000
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatric Critical Care Medicine Physician (primary) Taxonomy 2080P0203X · Licence SP031121 (PA)

Record details

NPI number1538985445
Entity typeIndividual (Type 1)
GenderFemale
Credentials CRNP
Sole proprietorYes
NPI enumeratedNovember 25, 2024
Last updated in NPPESNovember 25, 2024
Certification dateNovember 25, 2024

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