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

Dr. Alison Guile Lavoy, MD

Individual provider Internal Medicine Physician · NPI 1407871197

Dr. Alison Guile Lavoy, MD is an Internal Medicine Physician in Mill Valley, 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

655 Redwood Hwy Ste 200
Mill Valley, CA 94941-3034
Phone: (415) 383-6623
Fax: (413) 383-6671
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 G49389 (CA)

Record details

NPI number1407871197
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 13, 2006
Last updated in NPPESJuly 8, 2007

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