Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mrs. Christa Danielle Krellwitz, NP-C

Individual provider Primary Care Clinic/Center · NPI 1821442393

Mrs. Christa Danielle Krellwitz, NP-C is a Primary Care Clinic/Center in Upland, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2016
What do these letters mean?
NP-C — Nurse Practitioner, Certified
A nurse practitioner certified by the AANP.

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Practice location Address checks out

1113 Alta Ave Ste 220
Upland, CA 91786-2803
Phone: (909) 985-1908
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Primary Care Clinic/Center (primary) Taxonomy 261QP2300X · Licence NP95004007 (CA)

Record details

NPI number1821442393
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP-C
Sole proprietorYes
NPI enumeratedApril 20, 2016
Last updated in NPPESMarch 7, 2023

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