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

Dr. John Frederick Winslow, DC

Individual provider Chiropractor · NPI 1851486187

Dr. John Frederick Winslow, DC is a Chiropractor in El Cajon, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
What do these letters mean?
DC — Doctor of Chiropractic
A licensed chiropractor.

See every abbreviation used in this directory →

Practice location Address checks out

766 Jamacha Rd
El Cajon, CA 92019-3201
Phone: (619) 588-6444
Fax: (619) 588-0724
Show map & directions

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

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence 15072 (CA)

Record details

NPI number1851486187
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorNo
NPI enumeratedOctober 3, 2006
Last updated in NPPESJuly 8, 2007
Mailing address766 Jamacha Rd, El Cajon, CA 92019-3201

Other providers in El Cajon