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

James Dana Leo, MD

Individual provider Internal Medicine Physician · NPI 1730212010

James Dana Leo, MD is an Internal Medicine Physician in Prescott, Arizona. Licensed in Arizona and California. Registered with an NPI since 2007.

Licensed in
AZ, CA
In the registry since
2007
Specialties on file
3
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

810 Ainsworth Dr
Prescott, AZ 86301-1612
Phone: (928) 463-6831
Fax: (866) 342-0292
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 61337 (AZ)
Internal Medicine Physician Taxonomy 207R00000X · Licence G49243 (CA)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence G49243 (CA)

Record details

NPI number1730212010
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 14, 2007
Last updated in NPPESFebruary 21, 2026
Certification dateFebruary 21, 2026
Mailing addressPo Box 11689, Prescott, AZ 86304-1689

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