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

Dr. John Fankhauser, MD

Individual provider Family Medicine Physician · NPI 1942363882

Dr. John Fankhauser, MD is a Family Medicine Physician in Ventura, California. Works from 5 locations. Licensed in California.

Licensed in
CA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

3291 Loma Vista Rd
Ventura, CA 93003-3099
Phone: (805) 652-6556
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (4)

  • 2240 E Gonzales Rd Ste 110&120, Oxnard, CA 93036-8210 — (805) 981-5181
  • 1227 E Los Angeles Ave, Simi Valley, CA 93065-2871 — (805) 582-4000
  • 125 W Thousand Oaks Blvd Ste 200, Thousand Oaks, CA 91360-4459 — (805) 418-9100
  • 133 W Santa Clara St, Ventura, CA 93001-2543 — (805) 641-5600

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence G74837 (CA)

Record details

NPI number1942363882
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 19, 2006
Last updated in NPPESNovember 13, 2025
Certification dateNovember 13, 2025
Mailing address3291 Loma Vista Rd, Ventura, CA 93003-3099

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