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

Karen Herold Zajac, NP

Individual provider Adult Health Nurse Practitioner · NPI 1164699633

Karen Herold Zajac, NP is an Adult Health Nurse Practitioner in Roseville, California. Licensed in California. Registered with an NPI since 2008.

Licensed in
CA
In the registry since
2008
Specialties on file
2
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

See every abbreviation used in this directory →

Practice location Address checks out

3013 Douglas Blvd Ste 160
Roseville, CA 95661-3846
Phone: (916) 788-1550
Show map & directions

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

Specialties & licences

Adult Health Nurse Practitioner (primary) Taxonomy 363LA2200X · Licence NP 18120 (CA)
Gerontology Nurse Practitioner Taxonomy 363LG0600X · Licence NP 18120 (CA)

Record details

NPI number1164699633
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorNo
NPI enumeratedMay 13, 2008
Last updated in NPPESSeptember 30, 2009

Other providers in Roseville