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

Alan Wintermeyer, FNP

Individual provider Family Nurse Practitioner · NPI 1447583521

Alan Wintermeyer, FNP is a Family Nurse Practitioner in Santa Rosa, California. Licensed in California. Registered with an NPI since 2009.

Licensed in
CA
In the registry since
2009
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

1501 Mendocino Ave
Santa Rosa, CA 95401
Phone: (707) 524-1599
Fax: (707) 524-1858
Show map & directions

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

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 283764 (CA)

Record details

NPI number1447583521
Entity typeIndividual (Type 1)
GenderMale
Credentials FNP
Sole proprietorNo
NPI enumeratedSeptember 8, 2009
Last updated in NPPESSeptember 8, 2009
Mailing address1501 Mendocino Ave, Santa Rosa, CA 95401-4332

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