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

Dr. James Gregory Troll, MD

Individual provider Family Medicine Physician · NPI 1578720223

Dr. James Gregory Troll, MD is a Family Medicine Physician in Vallejo, California. Licensed in California. Registered with an NPI since 2008.

Licensed in
CA
In the registry since
2008
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

1310 Johnson Ln
Vallejo, CA 94592-1159
Phone: (707) 638-5292
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence G51568 (CA)

Record details

NPI number1578720223
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 20, 2008
Last updated in NPPESJuly 8, 2016

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