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

Mr. Mark Rainier Nazareno, FNP

Individual provider Family Nurse Practitioner · NPI 1114688769

Mr. Mark Rainier Nazareno, FNP is a Family Nurse Practitioner in Tracy, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2022
What do these letters mean?
FNP — Family Nurse Practitioner
A nurse practitioner who treats patients of all ages, much like a family doctor.

See every abbreviation used in this directory →

Practice location Address checks out

1220 Valencia Dr
Tracy, CA 95377-8972
Phone: (562) 283-9267
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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 95019231 (CA)

Record details

NPI number1114688769
Entity typeIndividual (Type 1)
GenderMale
Credentials FNP
Sole proprietorYes
NPI enumeratedJanuary 5, 2022
Last updated in NPPESJanuary 5, 2022
Certification dateJanuary 5, 2022

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