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

MS. Marissa Ann Udelsman, APRN

Individual provider Pediatric Nurse Practitioner · NPI 1811322373

MS. Marissa Ann Udelsman, APRN is a Pediatric Nurse Practitioner in Pasadena, California. Licensed in California. Registered with an NPI since 2013.

Licensed in
CA
In the registry since
2013
What do these letters mean?
APRN — Advanced Practice Registered Nurse
The umbrella licence covering nurse practitioners, midwives, anaesthetists and clinical nurse specialists.

See every abbreviation used in this directory →

Practice location Address checks out

1143 N Lake Ave
Pasadena, CA 91104-3740
Phone: (626) 795-2110
Show map & directions

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

Specialties & licences

Pediatric Nurse Practitioner (primary) Taxonomy 363LP0200X · Licence 95031209 (CA)

Record details

NPI number1811322373
Entity typeIndividual (Type 1)
GenderFemale
Credentials APRN
Sole proprietorNo
NPI enumeratedSeptember 3, 2013
Last updated in NPPESAugust 28, 2025
Certification dateAugust 28, 2025

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