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

Mrs. Margaret Deanne Newton McMillan, FNP

Individual provider Family Nurse Practitioner · NPI 1821213778

Mrs. Margaret Deanne Newton McMillan, FNP is a Family Nurse Practitioner in Irvine, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
Specialties on file
2
What do these letters mean?
FNP — Family Nurse Practitioner
A nurse practitioner who treats patients of all ages, much like a family doctor.

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Practice location Address checks out

14330 Culver Dr
Irvine, CA 92604-0303
Phone: (949) 559-1522
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence CERT 15573 (CA)
Family Nurse Practitioner Taxonomy 363LF0000X · Licence RN320758 (CA)

Record details

NPI number1821213778
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP
Sole proprietorNo
NPI enumeratedApril 16, 2007
Last updated in NPPESDecember 28, 2015

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