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

Dr. Fred Walton Parham, MD

Individual provider Internal Medicine Physician · NPI 1558330563

Dr. Fred Walton Parham, MD is an Internal Medicine Physician in Vacaville, California. Practices as a sole proprietor. 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.

See every abbreviation used in this directory →

Practice location Address checks out

1000 Nut Tree Rd
Vacaville, CA 95687
Phone: (707) 447-3600
Fax: (707) 446-6515
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence G43938 (CA)

Record details

NPI number1558330563
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMarch 14, 2006
Last updated in NPPESJuly 8, 2007
Mailing address426 Corte Barcelona, Vacaville, CA 95688-2112

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