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

Marianne Orton, CPNP

Individual provider Pediatric Nurse Practitioner · NPI 1982097853

Marianne Orton, CPNP is a Pediatric Nurse Practitioner in Walnut Creek, California. Licensed in California. Registered with an NPI since 2015.

Licensed in
CA
In the registry since
2015
What do these letters mean?
CPNP — Certified Pediatric Nurse Practitioner
A nurse practitioner certified in paediatrics.

See every abbreviation used in this directory →

Practice location Address checks out

301 Lennon Ln Ste 203
Walnut Creek, CA 94598-2483
Phone: (925) 939-7334
Fax: (925) 939-7940
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 14559 (CA)

Record details

NPI number1982097853
Entity typeIndividual (Type 1)
GenderFemale
Credentials CPNP
Sole proprietorNo
NPI enumeratedMarch 16, 2015
Last updated in NPPESMarch 16, 2015

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